2.11 Table of system of ODEs

Table 2.1215: System of differential equations

#

ODE

Solved

Maple

Mma

Sympy

time(sec)

540

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=6 x+3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.313

576

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}

0.295

577

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=x \\ \end{align*}

0.254

578

\begin{align*} x^{\prime }&=-2 y \\ y^{\prime }&=2 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.319

579

\begin{align*} x^{\prime }&=10 y \\ y^{\prime }&=-10 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 4 \\ \end{align*}

0.329

580

\begin{align*} x^{\prime }&=\frac {y}{2} \\ y^{\prime }&=-8 x \\ \end{align*}

0.307

581

\begin{align*} x^{\prime }&=8 y \\ y^{\prime }&=-2 x \\ \end{align*}

0.300

582

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=6 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.335

583

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=10 x-7 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -7 \\ \end{align*}

0.351

584

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=13 x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.456

585

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-9 x+6 y \\ \end{align*}

0.267

586

\begin{align*} 10 x_{1}^{\prime }&=-x_{1}+x_{3} \\ 10 x_{2}^{\prime }&=x_{1}-x_{2} \\ 10 x_{3}^{\prime }&=x_{2}-x_{3} \\ \end{align*}

1.039

587

\begin{align*} x^{\prime }&=-x+3 y \\ y^{\prime }&=2 y \\ \end{align*}

0.260

588

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=2 x-3 y \\ \end{align*}

0.258

589

\begin{align*} x^{\prime }&=-3 x+2 y \\ y^{\prime }&=-3 x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.344

590

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=5 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.344

591

\begin{align*} x^{\prime }&=-3 x-4 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.432

592

\begin{align*} x^{\prime }&=x+9 y \\ y^{\prime }&=-2 x-5 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.469

593

\begin{align*} x^{\prime }&=4 x+y+2 t \\ y^{\prime }&=-2 x+y \\ \end{align*}

0.522

594

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=x+2 y-{\mathrm e}^{2 t} \\ \end{align*}

0.457

595

\begin{align*} x^{\prime }&=2 x-3 y+2 \sin \left (2 t \right ) \\ y^{\prime }&=x-2 y-\cos \left (2 t \right ) \\ \end{align*}

0.794

596

\begin{align*} x^{\prime }+2 y^{\prime }&=4 x+5 y \\ 2 x^{\prime }-y^{\prime }&=3 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.305

597

\begin{align*} -x^{\prime }+2 y^{\prime }&=x+3 y+{\mathrm e}^{t} \\ 3 x^{\prime }-4 y^{\prime }&=x-15 y+{\mathrm e}^{-t} \\ \end{align*}

0.769

598

\begin{align*} x^{\prime }&=x+2 y+z \\ y^{\prime }&=6 x-y \\ z^{\prime }&=-x-2 y-z \\ \end{align*}

0.583

599

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=-4 x+4 y-2 z \\ z^{\prime }&=-4 y+4 z \\ \end{align*}

55.611

600

\begin{align*} x^{\prime }&=y+z+{\mathrm e}^{-t} \\ y^{\prime }&=x+z \\ z^{\prime }&=x+y \\ \end{align*}

0.687

601

\begin{align*} x^{\prime }&=-3 y \\ y^{\prime }&=3 x \\ \end{align*}

0.293

602

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.701

603

\begin{align*} x^{\prime }&=2 x+4 y+3 \,{\mathrm e}^{t} \\ y^{\prime }&=5 x-y-t^{2} \\ \end{align*}

2.589

604

\begin{align*} x^{\prime }&=t x-{\mathrm e}^{t} y+\cos \left (t \right ) \\ y^{\prime }&={\mathrm e}^{-t} x+t^{2} y-\sin \left (t \right ) \\ \end{align*}

0.052

605

\begin{align*} x^{\prime }&=y+z \\ y^{\prime }&=x+z \\ z^{\prime }&=x+y \\ \end{align*}

0.411

606

\begin{align*} x^{\prime }&=2 x-3 y \\ y^{\prime }&=x+y+2 z \\ z^{\prime }&=5 y-7 z \\ \end{align*}

10.017

607

\begin{align*} x^{\prime }&=3 x-4 y+z+t \\ y^{\prime }&=x-3 z+t^{2} \\ z^{\prime }&=6 y-7 z+t^{3} \\ \end{align*}

107.488

608

\begin{align*} x^{\prime }&=t x-y+{\mathrm e}^{t} z \\ y^{\prime }&=2 x+t^{2} y-z \\ z^{\prime }&={\mathrm e}^{-t} x+3 t y+t^{3} z \\ \end{align*}

0.060

609

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=2 x_{3} \\ x_{3}^{\prime }&=3 x_{4} \\ x_{4}^{\prime }&=4 x_{1} \\ \end{align*}

1.710

610

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{3}+1 \\ x_{2}^{\prime }&=x_{3}+x_{4}+t \\ x_{3}^{\prime }&=x_{1}+x_{4}+t^{2} \\ x_{4}^{\prime }&=x_{1}+x_{2}+t^{3} \\ \end{align*}

1.993

611

\begin{align*} x_{1}^{\prime }&=4 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}-x_{2} \\ \end{align*}

0.323

612

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+4 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 5 \\ \end{align*}

0.351

613

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 5 \\ x_{2} \left (0\right ) &= -3 \\ \end{align*}

0.351

614

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2} \\ x_{2}^{\prime }&=-2 x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 11 \\ x_{2} \left (0\right ) &= -7 \\ \end{align*}

0.336

615

\begin{align*} x_{1}^{\prime }&=4 x_{1}-3 x_{2} \\ x_{2}^{\prime }&=6 x_{1}-7 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 8 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.375

616

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=-x_{1}+3 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=-x_{2}+3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 4 \\ \end{align*}

0.577

617

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 10 \\ x_{2} \left (0\right ) &= 12 \\ x_{3} \left (0\right ) &= -1 \\ \end{align*}

0.457

618

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+x_{3} \\ x_{2}^{\prime }&=6 x_{1}-x_{2} \\ x_{3}^{\prime }&=-x_{1}-2 x_{2}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ x_{3} \left (0\right ) &= 3 \\ \end{align*}

0.568

619

\begin{align*} x_{1}^{\prime }&=-8 x_{1}-11 x_{2}-2 x_{3} \\ x_{2}^{\prime }&=6 x_{1}+9 x_{2}+2 x_{3} \\ x_{3}^{\prime }&=-6 x_{1}-6 x_{2}+x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 5 \\ x_{2} \left (0\right ) &= -7 \\ x_{3} \left (0\right ) &= 11 \\ \end{align*}

0.621

620

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2}-2 x_{4} \\ x_{2}^{\prime }&=x_{2} \\ x_{3}^{\prime }&=6 x_{1}-12 x_{2}-x_{3}-6 x_{4} \\ x_{4}^{\prime }&=-4 x_{2}-x_{4} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ x_{4} \left (0\right ) &= 1 \\ \end{align*}

0.662

621

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.300

622

\begin{align*} x_{1}^{\prime }&=2 x_{1}+3 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.329

623

\begin{align*} x_{1}^{\prime }&=3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.356

624

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2} \\ x_{2}^{\prime }&=6 x_{1}-x_{2} \\ \end{align*}

0.332

625

\begin{align*} x_{1}^{\prime }&=6 x_{1}-7 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.323

626

\begin{align*} x_{1}^{\prime }&=9 x_{1}+5 x_{2} \\ x_{2}^{\prime }&=-6 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.358

627

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=6 x_{1}-5 x_{2} \\ \end{align*}

0.332

628

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.347

629

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.384

630

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=9 x_{1}+3 x_{2} \\ \end{align*}

0.355

631

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 4 \\ \end{align*}

0.345

632

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}+3 x_{2} \\ \end{align*}

0.449

633

\begin{align*} x_{1}^{\prime }&=5 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-x_{2} \\ \end{align*}

0.471

634

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2} \\ \end{align*}

0.340

635

\begin{align*} x_{1}^{\prime }&=7 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2} \\ \end{align*}

0.466

636

\begin{align*} x_{1}^{\prime }&=-50 x_{1}+20 x_{2} \\ x_{2}^{\prime }&=100 x_{1}-60 x_{2} \\ \end{align*}

0.350

637

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+4 x_{3} \\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=4 x_{1}+x_{2}+4 x_{3} \\ \end{align*}

0.543

638

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}+7 x_{3} \\ \end{align*}

0.547

639

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+4 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}+4 x_{3} \\ \end{align*}

0.453

640

\begin{align*} x_{1}^{\prime }&=5 x_{1}+x_{2}+3 x_{3} \\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=3 x_{1}+x_{2}+5 x_{3} \\ \end{align*}

0.559

641

\begin{align*} x_{1}^{\prime }&=5 x_{1}-6 x_{3} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}-2 x_{3} \\ x_{3}^{\prime }&=4 x_{1}-2 x_{2}-4 x_{3} \\ \end{align*}

0.601

642

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-4 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3} \\ \end{align*}

0.549

643

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3} \\ \end{align*}

0.537

644

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{2}^{\prime }&=-4 x_{1}-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=4 x_{1}+4 x_{2}+2 x_{3} \\ \end{align*}

0.700

645

\begin{align*} x_{1}^{\prime }&=5 x_{1}+5 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-6 x_{1}-6 x_{2}-5 x_{3} \\ x_{3}^{\prime }&=6 x_{1}+6 x_{2}+5 x_{3} \\ \end{align*}

0.766

646

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{3} \\ x_{2}^{\prime }&=9 x_{1}-x_{2}+2 x_{3} \\ x_{3}^{\prime }&=-9 x_{1}+4 x_{2}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 17 \\ \end{align*}

0.852

647

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{2} \\ x_{3}^{\prime }&=3 x_{2}+3 x_{3} \\ x_{4}^{\prime }&=4 x_{3}+4 x_{4} \\ \end{align*}

0.865

648

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+9 x_{4} \\ x_{2}^{\prime }&=4 x_{1}+2 x_{2}-10 x_{4} \\ x_{3}^{\prime }&=-x_{3}+8 x_{4} \\ x_{4}^{\prime }&=x_{4} \\ \end{align*}

0.888

649

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=-21 x_{1}-5 x_{2}-27 x_{3}-9 x_{4} \\ x_{3}^{\prime }&=5 x_{3} \\ x_{4}^{\prime }&=-21 x_{3}-2 x_{4} \\ \end{align*}

0.997

650

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3}+7 x_{4} \\ x_{2}^{\prime }&=x_{1}+4 x_{2}+10 x_{3}+x_{4} \\ x_{3}^{\prime }&=x_{1}+10 x_{2}+4 x_{3}+x_{4} \\ x_{4}^{\prime }&=7 x_{1}+x_{2}+x_{3}+4 x_{4} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ x_{4} \left (0\right ) &= 3 \\ \end{align*}

0.950

922

\begin{align*} x^{\prime }&=-3 y \\ y^{\prime }&=3 x \\ \end{align*}

0.325

923

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.809

924

\begin{align*} x^{\prime }&=2 x+4 y+3 \,{\mathrm e}^{t} \\ y^{\prime }&=5 x-y-t^{2} \\ \end{align*}

2.554

925

\begin{align*} x^{\prime }&=y+z \\ y^{\prime }&=x+z \\ z^{\prime }&=x+y \\ \end{align*}

0.441

926

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=2 x_{3} \\ x_{3}^{\prime }&=3 x_{4} \\ x_{4}^{\prime }&=4 x_{1} \\ \end{align*}

1.674

927

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{3}+1 \\ x_{2}^{\prime }&=x_{3}+x_{4}+t \\ x_{3}^{\prime }&=x_{1}+x_{4}+t^{2} \\ x_{4}^{\prime }&=x_{1}+x_{2}+t^{3} \\ \end{align*}

1.964

963

\begin{align*} x_{1}^{\prime }&=6 x_{1} \\ x_{2}^{\prime }&=-3 x_{1}-x_{2} \\ \end{align*}

0.318

964

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+4 x_{2} \\ \end{align*}

0.359

965

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.322

966

\begin{align*} x_{1}^{\prime }&=2 x_{1}+3 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.346

967

\begin{align*} x_{1}^{\prime }&=3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.367

968

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2} \\ x_{2}^{\prime }&=6 x_{1}-x_{2} \\ \end{align*}

0.345

969

\begin{align*} x_{1}^{\prime }&=6 x_{1}-7 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.336

970

\begin{align*} x_{1}^{\prime }&=9 x_{1}+5 x_{2} \\ x_{2}^{\prime }&=-6 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.362

971

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=6 x_{1}-5 x_{2} \\ \end{align*}

0.339

972

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.365

973

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.391

974

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=9 x_{1}+3 x_{2} \\ \end{align*}

0.379

975

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 4 \\ \end{align*}

0.365

976

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}+3 x_{2} \\ \end{align*}

0.477

977

\begin{align*} x_{1}^{\prime }&=5 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-x_{2} \\ \end{align*}

0.493

978

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2} \\ \end{align*}

0.358

979

\begin{align*} x_{1}^{\prime }&=7 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2} \\ \end{align*}

0.490

980

\begin{align*} x_{1}^{\prime }&=-50 x_{1}+20 x_{2} \\ x_{2}^{\prime }&=100 x_{1}-60 x_{2} \\ \end{align*}

0.368

981

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+4 x_{3} \\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=4 x_{1}+x_{2}+4 x_{3} \\ \end{align*}

0.570

982

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}+7 x_{3} \\ \end{align*}

0.580

983

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+4 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}+4 x_{3} \\ \end{align*}

0.478

984

\begin{align*} x_{1}^{\prime }&=5 x_{1}+x_{2}+3 x_{3} \\ x_{2}^{\prime }&=x_{1}+7 x_{2}+x_{3} \\ x_{3}^{\prime }&=3 x_{1}+x_{2}+5 x_{3} \\ \end{align*}

0.580

985

\begin{align*} x_{1}^{\prime }&=5 x_{1}-6 x_{3} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}-2 x_{3} \\ x_{3}^{\prime }&=4 x_{1}-2 x_{2}-4 x_{3} \\ \end{align*}

0.625

986

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-4 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3} \\ \end{align*}

0.570

987

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=5 x_{1}+5 x_{2}+3 x_{3} \\ \end{align*}

0.556

988

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{2}^{\prime }&=-4 x_{1}-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=4 x_{1}+4 x_{2}+2 x_{3} \\ \end{align*}

0.722

989

\begin{align*} x_{1}^{\prime }&=5 x_{1}+5 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-6 x_{1}-6 x_{2}-5 x_{3} \\ x_{3}^{\prime }&=6 x_{1}+6 x_{2}+5 x_{3} \\ \end{align*}

0.775

990

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{3} \\ x_{2}^{\prime }&=9 x_{1}-x_{2}+2 x_{3} \\ x_{3}^{\prime }&=-9 x_{1}+4 x_{2}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 17 \\ \end{align*}

0.763

991

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{2} \\ x_{3}^{\prime }&=3 x_{2}+3 x_{3} \\ x_{4}^{\prime }&=4 x_{3}+4 x_{4} \\ \end{align*}

0.862

992

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+9 x_{4} \\ x_{2}^{\prime }&=4 x_{1}+2 x_{2}-10 x_{4} \\ x_{3}^{\prime }&=-x_{3}+8 x_{4} \\ x_{4}^{\prime }&=x_{4} \\ \end{align*}

0.895

993

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=-21 x_{1}-5 x_{2}-27 x_{3}-9 x_{4} \\ x_{3}^{\prime }&=5 x_{3} \\ x_{4}^{\prime }&=-21 x_{3}-2 x_{4} \\ \end{align*}

0.986

994

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+x_{3}+7 x_{4} \\ x_{2}^{\prime }&=x_{1}+4 x_{2}+10 x_{3}+x_{4} \\ x_{3}^{\prime }&=x_{1}+10 x_{2}+4 x_{3}+x_{4} \\ x_{4}^{\prime }&=7 x_{1}+x_{2}+x_{3}+4 x_{4} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ x_{4} \left (0\right ) &= 3 \\ \end{align*}

0.944

995

\begin{align*} x_{1}^{\prime }&=-40 x_{1}-12 x_{2}+54 x_{3} \\ x_{2}^{\prime }&=35 x_{1}+13 x_{2}-46 x_{3} \\ x_{3}^{\prime }&=-25 x_{1}-7 x_{2}+34 x_{3} \\ \end{align*}

0.625

996

\begin{align*} x_{1}^{\prime }&=-20 x_{1}+11 x_{2}+13 x_{3} \\ x_{2}^{\prime }&=12 x_{1}-x_{2}-7 x_{3} \\ x_{3}^{\prime }&=-48 x_{1}+21 x_{2}+31 x_{3} \\ \end{align*}

0.697

997

\begin{align*} x_{1}^{\prime }&=147 x_{1}+23 x_{2}-202 x_{3} \\ x_{2}^{\prime }&=-90 x_{1}-9 x_{2}+129 x_{3} \\ x_{3}^{\prime }&=90 x_{1}+15 x_{2}-123 x_{3} \\ \end{align*}

0.714

998

\begin{align*} x_{1}^{\prime }&=9 x_{1}-7 x_{2}-5 x_{3} \\ x_{2}^{\prime }&=-12 x_{1}+7 x_{2}+11 x_{3}+9 x_{4} \\ x_{3}^{\prime }&=24 x_{1}-17 x_{2}-19 x_{3}-9 x_{4} \\ x_{4}^{\prime }&=-18 x_{1}+13 x_{2}+17 x_{3}+9 x_{4} \\ \end{align*}

1.968

999

\begin{align*} x_{1}^{\prime }&=13 x_{1}-42 x_{2}+106 x_{3}+139 x_{4} \\ x_{2}^{\prime }&=2 x_{1}-16 x_{2}+52 x_{3}+70 x_{4} \\ x_{3}^{\prime }&=x_{1}+6 x_{2}-20 x_{3}-31 x_{4} \\ x_{4}^{\prime }&=-x_{1}-6 x_{2}+22 x_{3}+33 x_{4} \\ \end{align*}

1.385

1000

\begin{align*} x_{1}^{\prime }&=23 x_{1}-18 x_{2}-16 x_{3} \\ x_{2}^{\prime }&=-8 x_{1}+6 x_{2}+7 x_{3}+9 x_{4} \\ x_{3}^{\prime }&=34 x_{1}-27 x_{2}-26 x_{3}-9 x_{4} \\ x_{4}^{\prime }&=-26 x_{1}+21 x_{2}+25 x_{3}+12 x_{4} \\ \end{align*}

2.201

1001

\begin{align*} x_{1}^{\prime }&=47 x_{1}-8 x_{2}+5 x_{3}-5 x_{4} \\ x_{2}^{\prime }&=-10 x_{1}+32 x_{2}+18 x_{3}-2 x_{4} \\ x_{3}^{\prime }&=139 x_{1}-40 x_{2}-167 x_{3}-121 x_{4} \\ x_{4}^{\prime }&=-232 x_{1}+64 x_{2}+360 x_{3}+248 x_{4} \\ \end{align*}

2.401

1002

\begin{align*} x_{1}^{\prime }&=139 x_{1}-14 x_{2}-52 x_{3}-14 x_{4}+28 x_{5} \\ x_{2}^{\prime }&=-22 x_{1}+5 x_{2}+7 x_{3}+8 x_{4}-7 x_{5} \\ x_{3}^{\prime }&=370 x_{1}-38 x_{2}-139 x_{3}-38 x_{4}+76 x_{5} \\ x_{4}^{\prime }&=152 x_{1}-16 x_{2}-59 x_{3}-13 x_{4}+35 x_{5} \\ x_{5}^{\prime }&=95 x_{1}-10 x_{2}-38 x_{3}-7 x_{4}+23 x_{5} \\ \end{align*}

3.925

1003

\begin{align*} x_{1}^{\prime }&=9 x_{1}+13 x_{2}-13 x_{6} \\ x_{2}^{\prime }&=-14 x_{1}+19 x_{2}-10 x_{3}-20 x_{4}+10 x_{5}+4 x_{6} \\ x_{3}^{\prime }&=-30 x_{1}+12 x_{2}-7 x_{3}-30 x_{4}+12 x_{5}+18 x_{6} \\ x_{4}^{\prime }&=-12 x_{1}+10 x_{2}-10 x_{3}-9 x_{4}+10 x_{5}+2 x_{6} \\ x_{5}^{\prime }&=6 x_{1}+9 x_{2}+6 x_{4}+5 x_{5}-15 x_{6} \\ x_{6}^{\prime }&=-14 x_{1}+23 x_{2}-10 x_{3}-20 x_{4}+10 x_{5} \\ \end{align*}

3.086

1004

\begin{align*} x_{1}^{\prime }&=9 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=-6 x_{1}-x_{2} \\ x_{3}^{\prime }&=6 x_{1}+4 x_{2}+3 x_{3} \\ \end{align*}

0.540

1005

\begin{align*} x_{1}^{\prime }&=x_{1}-3 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+7 x_{2} \\ \end{align*}

0.305

1006

\begin{align*} x_{1}^{\prime }&=x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-3 x_{2}-7 x_{3} \\ x_{3}^{\prime }&=x_{1} \\ \end{align*}

0.540

1007

\begin{align*} x_{1}^{\prime }&=x_{3} \\ x_{2}^{\prime }&=x_{4} \\ x_{3}^{\prime }&=-2 x_{1}+2 x_{2}-3 x_{3}+x_{4} \\ x_{4}^{\prime }&=2 x_{1}-2 x_{2}+x_{3}-3 x_{4} \\ \end{align*}

0.818

1008

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2} \\ x_{2}^{\prime }&=-x_{1}-4 x_{2} \\ \end{align*}

0.295

1009

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}+x_{2} \\ \end{align*}

0.292

1010

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+5 x_{2} \\ \end{align*}

0.299

1011

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}+5 x_{2} \\ \end{align*}

0.284

1012

\begin{align*} x_{1}^{\prime }&=7 x_{1}+x_{2} \\ x_{2}^{\prime }&=-4 x_{1}+3 x_{2} \\ \end{align*}

0.316

1013

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+9 x_{2} \\ \end{align*}

0.300

1014

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=-7 x_{1}+9 x_{2}+7 x_{3} \\ x_{3}^{\prime }&=2 x_{3} \\ \end{align*}

0.433

1015

\begin{align*} x_{1}^{\prime }&=25 x_{1}+12 x_{2} \\ x_{2}^{\prime }&=-18 x_{1}-5 x_{2} \\ x_{3}^{\prime }&=6 x_{1}+6 x_{2}+13 x_{3} \\ \end{align*}

0.559

1016

\begin{align*} x_{1}^{\prime }&=-19 x_{1}+12 x_{2}+84 x_{3} \\ x_{2}^{\prime }&=5 x_{2} \\ x_{3}^{\prime }&=-8 x_{1}+4 x_{2}+33 x_{3} \\ \end{align*}

0.551

1017

\begin{align*} x_{1}^{\prime }&=-13 x_{1}+40 x_{2}-48 x_{3} \\ x_{2}^{\prime }&=-8 x_{1}+23 x_{2}-24 x_{3} \\ x_{3}^{\prime }&=3 x_{3} \\ \end{align*}

0.555

1018

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-4 x_{3} \\ x_{2}^{\prime }&=-x_{1}-x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{3} \\ \end{align*}

0.463

1019

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{3} \\ x_{2}^{\prime }&=-x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}-x_{2}-x_{3} \\ \end{align*}

0.440

1020

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{3} \\ x_{2}^{\prime }&=x_{2}-4 x_{3} \\ x_{3}^{\prime }&=x_{2}-3 x_{3} \\ \end{align*}

0.436

1021

\begin{align*} x_{1}^{\prime }&=x_{3} \\ x_{2}^{\prime }&=-5 x_{1}-x_{2}-5 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+x_{2}-2 x_{3} \\ \end{align*}

0.514

1022

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=x_{1}+4 x_{2} \\ x_{3}^{\prime }&=x_{1}+3 x_{2}+x_{3} \\ \end{align*}

0.503

1023

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=-2 x_{1}-2 x_{2}-3 x_{3} \\ x_{3}^{\prime }&=2 x_{1}+3 x_{2}+4 x_{3} \\ \end{align*}

0.500

1024

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=18 x_{1}+7 x_{2}+4 x_{3} \\ x_{3}^{\prime }&=-27 x_{1}-9 x_{2}-5 x_{3} \\ \end{align*}

0.523

1025

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=x_{1}+3 x_{2}+x_{3} \\ x_{3}^{\prime }&=-2 x_{1}-4 x_{2}-x_{3} \\ \end{align*}

0.493

1026

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2}-2 x_{4} \\ x_{2}^{\prime }&=x_{2} \\ x_{3}^{\prime }&=6 x_{1}-12 x_{2}-x_{3}-6 x_{4} \\ x_{4}^{\prime }&=-4 x_{2}-x_{4} \\ \end{align*}

0.737

1027

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+x_{4} \\ x_{2}^{\prime }&=2 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{3}+x_{4} \\ x_{4}^{\prime }&=2 x_{4} \\ \end{align*}

0.628

1028

\begin{align*} x_{1}^{\prime }&=-x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}+3 x_{2} \\ x_{3}^{\prime }&=x_{1}+2 x_{2}+x_{3} \\ x_{4}^{\prime }&=x_{2}+x_{4} \\ \end{align*}

0.535

1029

\begin{align*} x_{1}^{\prime }&=x_{1}+3 x_{2}+7 x_{3} \\ x_{2}^{\prime }&=-x_{2}-4 x_{3} \\ x_{3}^{\prime }&=x_{2}+3 x_{3} \\ x_{4}^{\prime }&=-6 x_{2}-14 x_{3}+x_{4} \\ \end{align*}

0.580

1030

\begin{align*} x_{1}^{\prime }&=39 x_{1}+8 x_{2}-16 x_{3} \\ x_{2}^{\prime }&=-36 x_{1}-5 x_{2}+16 x_{3} \\ x_{3}^{\prime }&=72 x_{1}+16 x_{2}-29 x_{3} \\ \end{align*}

0.604

1031

\begin{align*} x_{1}^{\prime }&=28 x_{1}+50 x_{2}+100 x_{3} \\ x_{2}^{\prime }&=15 x_{1}+33 x_{2}+60 x_{3} \\ x_{3}^{\prime }&=-15 x_{1}-30 x_{2}-57 x_{3} \\ \end{align*}

0.610

1032

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+17 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=-x_{1}+6 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}+2 x_{3} \\ \end{align*}

0.497

1033

\begin{align*} x_{1}^{\prime }&=5 x_{1}-x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+3 x_{2} \\ x_{3}^{\prime }&=-3 x_{1}+2 x_{2}+x_{3} \\ \end{align*}

0.499

1034

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+5 x_{2}-5 x_{3} \\ x_{2}^{\prime }&=3 x_{1}-x_{2}+3 x_{3} \\ x_{3}^{\prime }&=8 x_{1}-8 x_{2}+10 x_{3} \\ \end{align*}

0.537

1035

\begin{align*} x_{1}^{\prime }&=-15 x_{1}-7 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=34 x_{1}+16 x_{2}-11 x_{3} \\ x_{3}^{\prime }&=17 x_{1}+7 x_{2}+5 x_{3} \\ \end{align*}

0.582

1036

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{2}+x_{3}-2 x_{4} \\ x_{2}^{\prime }&=7 x_{1}-4 x_{2}-6 x_{3}+11 x_{4} \\ x_{3}^{\prime }&=5 x_{1}-x_{2}+x_{3}+3 x_{4} \\ x_{4}^{\prime }&=6 x_{1}-2 x_{2}-2 x_{3}+6 x_{4} \\ \end{align*}

1.042

1037

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}-2 x_{3}+x_{4} \\ x_{2}^{\prime }&=3 x_{2}-5 x_{3}+3 x_{4} \\ x_{3}^{\prime }&=-13 x_{2}+22 x_{3}-12 x_{4} \\ x_{4}^{\prime }&=-27 x_{2}+45 x_{3}-25 x_{4} \\ \end{align*}

0.974

1038

\begin{align*} x_{1}^{\prime }&=35 x_{1}-12 x_{2}+4 x_{3}+30 x_{4} \\ x_{2}^{\prime }&=22 x_{1}-8 x_{2}+3 x_{3}+19 x_{4} \\ x_{3}^{\prime }&=-10 x_{1}+3 x_{2}-9 x_{4} \\ x_{4}^{\prime }&=-27 x_{1}+9 x_{2}-3 x_{3}-23 x_{4} \\ \end{align*}

0.836

1039

\begin{align*} x_{1}^{\prime }&=11 x_{1}-x_{2}+26 x_{3}+6 x_{4}-3 x_{5} \\ x_{2}^{\prime }&=3 x_{2} \\ x_{3}^{\prime }&=-9 x_{1}-24 x_{3}-6 x_{4}+3 x_{5} \\ x_{4}^{\prime }&=3 x_{1}+9 x_{3}+5 x_{4}-x_{5} \\ x_{5}^{\prime }&=-48 x_{1}-3 x_{2}-138 x_{3}-30 x_{4}+18 x_{5} \\ \end{align*}

1.275

1040

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2}+x_{3} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2}+x_{4} \\ x_{3}^{\prime }&=3 x_{3}-4 x_{4} \\ x_{4}^{\prime }&=4 x_{3}+3 x_{4} \\ \end{align*}

0.704

1041

\begin{align*} x_{1}^{\prime }&=2 x_{1}-8 x_{3}-3 x_{4} \\ x_{2}^{\prime }&=-18 x_{1}-x_{2} \\ x_{3}^{\prime }&=-9 x_{1}-3 x_{2}-25 x_{3}-9 x_{4} \\ x_{4}^{\prime }&=33 x_{1}+10 x_{2}+90 x_{3}+32 x_{4} \\ \end{align*}

1.311

1400

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{10}+\frac {3 x_{2}}{40} \\ x_{2}^{\prime }&=\frac {x_{1}}{10}-\frac {x_{2}}{5} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -17 \\ x_{2} \left (0\right ) &= -21 \\ \end{align*}

0.437

1401

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-x_{2} \\ \end{align*}

0.517

1402

\begin{align*} x_{1}^{\prime }&=-x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.408

1403

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.396

1404

\begin{align*} x_{1}^{\prime }&=2 x_{1}-\frac {5 x_{2}}{2} \\ x_{2}^{\prime }&=\frac {9 x_{1}}{5}-x_{2} \\ \end{align*}

0.543

1405

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}

0.517

1406

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-5 x_{1}-x_{2} \\ \end{align*}

0.423

1407

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-2 x_{3} \\ x_{3}^{\prime }&=3 x_{1}+2 x_{2}+x_{3} \\ \end{align*}

0.720

1408

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{3} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ x_{3}^{\prime }&=-2 x_{1}-x_{2} \\ \end{align*}

2.455

1409

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.483

1410

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-x_{1}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= -2 \\ \end{align*}

0.522

1411

\begin{align*} x_{1}^{\prime }&=\frac {3 x_{1}}{4}-2 x_{2} \\ x_{2}^{\prime }&=x_{1}-\frac {5 x_{2}}{4} \\ \end{align*}

0.501

1412

\begin{align*} x_{1}^{\prime }&=-\frac {4 x_{1}}{5}+2 x_{2} \\ x_{2}^{\prime }&=-x_{1}+\frac {6 x_{2}}{5} \\ \end{align*}

0.504

1413

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{4}+x_{2} \\ x_{2}^{\prime }&=-x_{1}-\frac {x_{2}}{4} \\ x_{3}^{\prime }&=-\frac {x_{3}}{4} \\ \end{align*}

0.572

1414

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{4}+x_{2} \\ x_{2}^{\prime }&=-x_{1}-\frac {x_{2}}{4} \\ x_{3}^{\prime }&=\frac {x_{3}}{10} \\ \end{align*}

0.609

1415

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{2}-\frac {x_{2}}{8} \\ x_{2}^{\prime }&=2 x_{1}-\frac {x_{2}}{2} \\ \end{align*}

0.420

1416

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.325

1417

\begin{align*} x_{1}^{\prime }&=4 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=8 x_{1}-4 x_{2} \\ \end{align*}

0.309

1418

\begin{align*} x_{1}^{\prime }&=-\frac {3 x_{1}}{2}+x_{2} \\ x_{2}^{\prime }&=-\frac {x_{1}}{4}-\frac {x_{2}}{2} \\ \end{align*}

0.332

1419

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+\frac {5 x_{2}}{2} \\ x_{2}^{\prime }&=-\frac {5 x_{1}}{2}+2 x_{2} \\ \end{align*}

0.324

1420

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-x_{2}+x_{3} \\ \end{align*}

0.675

1421

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2} \\ \end{align*}

0.501

1422

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-7 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.352

1423

\begin{align*} x_{1}^{\prime }&=-\frac {5 x_{1}}{2}+\frac {3 x_{2}}{2} \\ x_{2}^{\prime }&=-\frac {3 x_{1}}{2}+\frac {x_{2}}{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= -1 \\ \end{align*}

0.358

1424

\begin{align*} x_{1}^{\prime }&=2 x_{1}+\frac {3 x_{2}}{2} \\ x_{2}^{\prime }&=-\frac {3 x_{1}}{2}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= -2 \\ \end{align*}

0.368

1425

\begin{align*} x_{1}^{\prime }&=3 x_{1}+9 x_{2} \\ x_{2}^{\prime }&=-x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 4 \\ \end{align*}

0.319

1426

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=-4 x_{1}+x_{2} \\ x_{3}^{\prime }&=3 x_{1}+6 x_{2}+2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -1 \\ x_{2} \left (0\right ) &= 2 \\ x_{3} \left (0\right ) &= -30 \\ \end{align*}

0.566

1427

\begin{align*} x_{1}^{\prime }&=-\frac {5 x_{1}}{2}+x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}-\frac {5 x_{2}}{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}-\frac {5 x_{3}}{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 3 \\ x_{3} \left (0\right ) &= -1 \\ \end{align*}

0.559

1428

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2}+t \\ \end{align*}

0.833

1429

\begin{align*} x_{1}^{\prime }&=x_{1}+\sqrt {3}\, x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=\sqrt {3}\, x_{1}-x_{2}+\sqrt {3}\, {\mathrm e}^{-t} \\ \end{align*}

0.974

1430

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2}-\cos \left (t \right ) \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\sin \left (t \right ) \\ \end{align*}

0.813

1431

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+{\mathrm e}^{-2 t} \\ x_{2}^{\prime }&=4 x_{1}-2 x_{2}-2 \,{\mathrm e}^{t} \\ \end{align*}

0.646

1432

\begin{align*} x_{1}^{\prime }&=4 x_{1}-2 x_{2}+\frac {1}{t^{3}} \\ x_{2}^{\prime }&=8 x_{1}-4 x_{2}-\frac {1}{t^{2}} \\ \end{align*}

0.517

1433

\begin{align*} x_{1}^{\prime }&=-4 x_{1}+2 x_{2}+\frac {1}{t} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+\frac {2}{t}+4 \\ \end{align*}

0.603

1434

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+2 \,{\mathrm e}^{t} \\ x_{2}^{\prime }&=4 x_{1}+x_{2}-{\mathrm e}^{t} \\ \end{align*}

0.643

1435

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2}-{\mathrm e}^{t} \\ \end{align*}

0.714

1436

\begin{align*} x_{1}^{\prime }&=-\frac {5 x_{1}}{4}+\frac {3 x_{2}}{4}+2 t \\ x_{2}^{\prime }&=\frac {3 x_{1}}{4}-\frac {5 x_{2}}{4}+{\mathrm e}^{t} \\ \end{align*}

0.774

1437

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+\sqrt {2}\, x_{2}+{\mathrm e}^{-t} \\ x_{2}^{\prime }&=\sqrt {2}\, x_{1}-2 x_{2}-{\mathrm e}^{-t} \\ \end{align*}

1.095

1438

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\cos \left (t \right ) \\ \end{align*}

0.797

1439

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2}+\csc \left (t \right ) \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\sec \left (t \right ) \\ \end{align*}

1.093

1440

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{2}-\frac {x_{2}}{8}+\frac {{\mathrm e}^{-\frac {t}{2}}}{2} \\ x_{2}^{\prime }&=2 x_{1}-\frac {x_{2}}{2} \\ \end{align*}

0.664

1441

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}+2 \,{\mathrm e}^{-t} \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+3 t \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= \alpha _{1} \\ x_{2} \left (0\right ) &= \alpha _{2} \\ \end{align*}

0.908

1442

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-2 x_{2} \\ \end{align*}

0.384

1443

\begin{align*} x_{1}^{\prime }&=5 x_{1}-x_{2} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ \end{align*}

0.384

1444

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2} \\ \end{align*}

0.378

1445

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-7 x_{2} \\ \end{align*}

0.303

1446

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ \end{align*}

0.480

1447

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.375

1448

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-x_{2} \\ \end{align*}

0.495

1449

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2} \\ x_{2}^{\prime }&=-\frac {5 x_{2}}{2} \\ \end{align*}

0.352

1450

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.314

1451

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-5 x_{1} \\ \end{align*}

1.005

1452

\begin{align*} x_{1}^{\prime }&=-x_{1} \\ x_{2}^{\prime }&=-x_{2} \\ \end{align*}

0.237

1453

\begin{align*} x_{1}^{\prime }&=2 x_{1}-\frac {5 x_{2}}{2} \\ x_{2}^{\prime }&=\frac {9 x_{1}}{5}-x_{2} \\ \end{align*}

0.523

1454

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}-2 \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.750

1455

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}-2 \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+1 \\ \end{align*}

0.604

1456

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2}-1 \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+5 \\ \end{align*}

0.800

1457

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.299

1458

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.296

1459

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.291

1460

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.362

1461

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 4 \\ \end{align*}

0.346

2238

\begin{align*} y_{1}^{\prime }&=y_{1}+2 y_{2} \\ y_{2}^{\prime }&=2 y_{1}+y_{2} \\ \end{align*}

0.487

2239

\begin{align*} y_{1}^{\prime }&=-\frac {5 y_{1}}{4}+\frac {3 y_{2}}{4} \\ y_{2}^{\prime }&=\frac {3 y_{1}}{4}-\frac {5 y_{2}}{4} \\ \end{align*}

0.395

2240

\begin{align*} y_{1}^{\prime }&=-\frac {4 y_{1}}{5}+\frac {3 y_{2}}{5} \\ y_{2}^{\prime }&=-\frac {2 y_{1}}{5}-\frac {11 y_{2}}{5} \\ \end{align*}

0.462

2241

\begin{align*} y_{1}^{\prime }&=-y_{1}-4 y_{2} \\ y_{2}^{\prime }&=-y_{1}-y_{2} \\ \end{align*}

0.434

2242

\begin{align*} y_{1}^{\prime }&=2 y_{1}-4 y_{2} \\ y_{2}^{\prime }&=-y_{1}-y_{2} \\ \end{align*}

0.419

2243

\begin{align*} y_{1}^{\prime }&=4 y_{1}-3 y_{2} \\ y_{2}^{\prime }&=2 y_{1}-y_{2} \\ \end{align*}

0.413

2244

\begin{align*} y_{1}^{\prime }&=-6 y_{1}-3 y_{2} \\ y_{2}^{\prime }&=y_{1}-2 y_{2} \\ \end{align*}

0.437

2245

\begin{align*} y_{1}^{\prime }&=y_{1}-y_{2}-2 y_{3} \\ y_{2}^{\prime }&=y_{1}-2 y_{2}-3 y_{3} \\ y_{3}^{\prime }&=-4 y_{1}+y_{2}-y_{3} \\ \end{align*}

0.799

2246

\begin{align*} y_{1}^{\prime }&=-6 y_{1}-4 y_{2}-8 y_{3} \\ y_{2}^{\prime }&=-4 y_{1}-4 y_{3} \\ y_{3}^{\prime }&=-8 y_{1}-4 y_{2}-6 y_{3} \\ \end{align*}

0.706

2247

\begin{align*} y_{1}^{\prime }&=3 y_{1}+5 y_{2}+8 y_{3} \\ y_{2}^{\prime }&=y_{1}-y_{2}-2 y_{3} \\ y_{3}^{\prime }&=-y_{1}-y_{2}-y_{3} \\ \end{align*}

0.806

2248

\begin{align*} y_{1}^{\prime }&=y_{1}-y_{2}+2 y_{3} \\ y_{2}^{\prime }&=12 y_{1}-4 y_{2}+10 y_{3} \\ y_{3}^{\prime }&=-6 y_{1}+y_{2}-7 y_{3} \\ \end{align*}

0.809

2249

\begin{align*} y_{1}^{\prime }&=4 y_{1}-y_{2}-4 y_{3} \\ y_{2}^{\prime }&=4 y_{1}-3 y_{2}-2 y_{3} \\ y_{3}^{\prime }&=y_{1}-y_{2}-y_{3} \\ \end{align*}

0.785

2250

\begin{align*} y_{1}^{\prime }&=-2 y_{1}+2 y_{2}-6 y_{3} \\ y_{2}^{\prime }&=2 y_{1}+6 y_{2}+2 y_{3} \\ y_{3}^{\prime }&=-2 y_{1}-2 y_{2}+2 y_{3} \\ \end{align*}

0.776

2251

\begin{align*} y_{1}^{\prime }&=3 y_{1}+2 y_{2}-2 y_{3} \\ y_{2}^{\prime }&=-2 y_{1}+7 y_{2}-2 y_{3} \\ y_{3}^{\prime }&=-10 y_{1}+10 y_{2}-5 y_{3} \\ \end{align*}

0.668

2252

\begin{align*} y_{1}^{\prime }&=3 y_{1}+y_{2}-y_{3} \\ y_{2}^{\prime }&=3 y_{1}+5 y_{2}+y_{3} \\ y_{3}^{\prime }&=-6 y_{1}+2 y_{2}+4 y_{3} \\ \end{align*}

0.661

2253

\begin{align*} y_{1}^{\prime }&=3 y_{1}+4 y_{2} \\ y_{2}^{\prime }&=-y_{1}+7 y_{2} \\ \end{align*}

0.366

2254

\begin{align*} y_{1}^{\prime }&=-y_{2} \\ y_{2}^{\prime }&=y_{1}-2 y_{2} \\ \end{align*}

0.340

2255

\begin{align*} y_{1}^{\prime }&=-7 y_{1}+4 y_{2} \\ y_{2}^{\prime }&=-y_{1}-11 y_{2} \\ \end{align*}

0.387

2256

\begin{align*} y_{1}^{\prime }&=3 y_{1}+y_{2} \\ y_{2}^{\prime }&=-y_{1}+y_{2} \\ \end{align*}

0.348

2257

\begin{align*} y_{1}^{\prime }&=4 y_{1}+12 y_{2} \\ y_{2}^{\prime }&=-3 y_{1}-8 y_{2} \\ \end{align*}

0.386

2258

\begin{align*} y_{1}^{\prime }&=-10 y_{1}+9 y_{2} \\ y_{2}^{\prime }&=-4 y_{1}+2 y_{2} \\ \end{align*}

0.388

2259

\begin{align*} y_{1}^{\prime }&=-13 y_{1}+16 y_{2} \\ y_{2}^{\prime }&=-9 y_{1}+11 y_{2} \\ \end{align*}

0.388

2260

\begin{align*} y_{1}^{\prime }&=2 y_{2}+y_{3} \\ y_{2}^{\prime }&=-4 y_{1}+6 y_{2}+y_{3} \\ y_{3}^{\prime }&=4 y_{2}+2 y_{3} \\ \end{align*}

0.661

2261

\begin{align*} y_{1}^{\prime }&=\frac {y_{1}}{3}+\frac {y_{2}}{3}-y_{3} \\ y_{2}^{\prime }&=-\frac {4 y_{1}}{3}-\frac {4 y_{2}}{3}+y_{3} \\ y_{3}^{\prime }&=-\frac {2 y_{1}}{3}+\frac {y_{2}}{3} \\ \end{align*}

0.692

2262

\begin{align*} y_{1}^{\prime }&=-y_{1}+y_{2}-y_{3} \\ y_{2}^{\prime }&=-2 y_{1}+2 y_{3} \\ y_{3}^{\prime }&=-y_{1}+3 y_{2}-y_{3} \\ \end{align*}

0.644

2263

\begin{align*} y_{1}^{\prime }&=4 y_{1}-2 y_{2}-2 y_{3} \\ y_{2}^{\prime }&=-2 y_{1}+3 y_{2}-y_{3} \\ y_{3}^{\prime }&=2 y_{1}-y_{2}+3 y_{3} \\ \end{align*}

0.711

2264

\begin{align*} y_{1}^{\prime }&=6 y_{1}-5 y_{2}+3 y_{3} \\ y_{2}^{\prime }&=2 y_{1}-y_{2}+3 y_{3} \\ y_{3}^{\prime }&=2 y_{1}+y_{2}+y_{3} \\ \end{align*}

0.708

2265

\begin{align*} y_{1}^{\prime }&=-11 y_{1}+8 y_{2} \\ y_{2}^{\prime }&=-2 y_{1}-3 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 6 \\ y_{2} \left (0\right ) &= 2 \\ \end{align*}

0.453

2266

\begin{align*} y_{1}^{\prime }&=15 y_{1}-9 y_{2} \\ y_{2}^{\prime }&=16 y_{1}-9 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 5 \\ y_{2} \left (0\right ) &= 8 \\ \end{align*}

0.423

2267

\begin{align*} y_{1}^{\prime }&=-3 y_{1}-4 y_{2} \\ y_{2}^{\prime }&=y_{1}-7 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= 3 \\ \end{align*}

0.410

2268

\begin{align*} y_{1}^{\prime }&=-7 y_{1}+24 y_{2} \\ y_{2}^{\prime }&=-6 y_{1}+17 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 3 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.404

2269

\begin{align*} y_{1}^{\prime }&=-7 y_{1}+3 y_{2} \\ y_{2}^{\prime }&=-3 y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 2 \\ \end{align*}

0.389

2270

\begin{align*} y_{1}^{\prime }&=-y_{1}+y_{2} \\ y_{2}^{\prime }&=y_{1}-y_{2}-2 y_{3} \\ y_{3}^{\prime }&=-y_{1}-y_{2}-y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 6 \\ y_{2} \left (0\right ) &= 5 \\ y_{3} \left (0\right ) &= -7 \\ \end{align*}

0.734

2271

\begin{align*} y_{1}^{\prime }&=-2 y_{1}+2 y_{2}+y_{3} \\ y_{2}^{\prime }&=-2 y_{1}+2 y_{2}+y_{3} \\ y_{3}^{\prime }&=-3 y_{1}+3 y_{2}+2 y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -6 \\ y_{2} \left (0\right ) &= -2 \\ y_{3} \left (0\right ) &= 0 \\ \end{align*}

0.608

2272

\begin{align*} y_{1}^{\prime }&=-7 y_{1}-4 y_{2}+4 y_{3} \\ y_{2}^{\prime }&=y_{1}+y_{3} \\ y_{3}^{\prime }&=-9 y_{1}-5 y_{2}+6 y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -6 \\ y_{2} \left (0\right ) &= 9 \\ y_{3} \left (0\right ) &= -1 \\ \end{align*}

1.116

2273

\begin{align*} y_{1}^{\prime }&=-y_{1}-4 y_{2}-y_{3} \\ y_{2}^{\prime }&=3 y_{1}+6 y_{2}+y_{3} \\ y_{3}^{\prime }&=-3 y_{1}-2 y_{2}+3 y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -2 \\ y_{2} \left (0\right ) &= 1 \\ y_{3} \left (0\right ) &= 3 \\ \end{align*}

0.703

2274

\begin{align*} y_{1}^{\prime }&=4 y_{1}-8 y_{2}-4 y_{3} \\ y_{2}^{\prime }&=-3 y_{1}-y_{2}-4 y_{3} \\ y_{3}^{\prime }&=y_{1}-y_{2}+9 y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -4 \\ y_{2} \left (0\right ) &= 1 \\ y_{3} \left (0\right ) &= -3 \\ \end{align*}

0.774

2275

\begin{align*} y_{1}^{\prime }&=-5 y_{1}-y_{2}+11 y_{3} \\ y_{2}^{\prime }&=-7 y_{1}+y_{2}+13 y_{3} \\ y_{3}^{\prime }&=-4 y_{1}+8 y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 2 \\ y_{3} \left (0\right ) &= 2 \\ \end{align*}

0.634

2276

\begin{align*} y_{1}^{\prime }&=5 y_{1}-y_{2}+y_{3} \\ y_{2}^{\prime }&=-y_{1}+9 y_{2}-3 y_{3} \\ y_{3}^{\prime }&=-2 y_{1}+2 y_{2}+4 y_{3} \\ \end{align*}

0.615

2277

\begin{align*} y_{1}^{\prime }&=y_{1}+10 y_{2}-12 y_{3} \\ y_{2}^{\prime }&=2 y_{1}+2 y_{2}+3 y_{3} \\ y_{3}^{\prime }&=2 y_{1}-y_{2}+6 y_{3} \\ \end{align*}

0.607

2278

\begin{align*} y_{1}^{\prime }&=-6 y_{1}-4 y_{2}-4 y_{3} \\ y_{2}^{\prime }&=2 y_{1}-y_{2}+y_{3} \\ y_{3}^{\prime }&=2 y_{1}+3 y_{2}+y_{3} \\ \end{align*}

0.606

2279

\begin{align*} y_{1}^{\prime }&=2 y_{2}-2 y_{3} \\ y_{2}^{\prime }&=-y_{1}+5 y_{2}-3 y_{3} \\ y_{3}^{\prime }&=y_{1}+y_{2}+y_{3} \\ \end{align*}

0.579

2280

\begin{align*} y_{1}^{\prime }&=-2 y_{1}-12 y_{2}+10 y_{3} \\ y_{2}^{\prime }&=2 y_{1}-24 y_{2}+11 y_{3} \\ y_{3}^{\prime }&=2 y_{1}-24 y_{2}+8 y_{3} \\ \end{align*}

0.694

2281

\begin{align*} y_{1}^{\prime }&=-y_{1}-12 y_{2}+8 y_{3} \\ y_{2}^{\prime }&=y_{1}-9 y_{2}+4 y_{3} \\ y_{3}^{\prime }&=y_{1}-6 y_{2}+y_{3} \\ \end{align*}

0.662

2282

\begin{align*} y_{1}^{\prime }&=-4 y_{1}-y_{3} \\ y_{2}^{\prime }&=-y_{1}-3 y_{2}-y_{3} \\ y_{3}^{\prime }&=y_{1}-2 y_{3} \\ \end{align*}

0.572

2283

\begin{align*} y_{1}^{\prime }&=-3 y_{1}-3 y_{2}+4 y_{3} \\ y_{2}^{\prime }&=4 y_{1}+5 y_{2}-8 y_{3} \\ y_{3}^{\prime }&=2 y_{1}+3 y_{2}-5 y_{3} \\ \end{align*}

0.667

2284

\begin{align*} y_{1}^{\prime }&=-3 y_{1}-y_{2} \\ y_{2}^{\prime }&=y_{1}-y_{2} \\ y_{3}^{\prime }&=-y_{1}-y_{2}-2 y_{3} \\ \end{align*}

0.562

2285

\begin{align*} y_{1}^{\prime }&=-y_{1}+2 y_{2} \\ y_{2}^{\prime }&=-5 y_{1}+5 y_{2} \\ \end{align*}

0.606

2286

\begin{align*} y_{1}^{\prime }&=-11 y_{1}+4 y_{2} \\ y_{2}^{\prime }&=-26 y_{1}+9 y_{2} \\ \end{align*}

0.585

2287

\begin{align*} y_{1}^{\prime }&=y_{1}+2 y_{2} \\ y_{2}^{\prime }&=-4 y_{1}+5 y_{2} \\ \end{align*}

0.608

2288

\begin{align*} y_{1}^{\prime }&=5 y_{1}-6 y_{2} \\ y_{2}^{\prime }&=3 y_{1}-y_{2} \\ \end{align*}

0.560

2289

\begin{align*} y_{1}^{\prime }&=-3 y_{1}-3 y_{2}+y_{3} \\ y_{2}^{\prime }&=2 y_{2}+2 y_{3} \\ y_{3}^{\prime }&=5 y_{1}+y_{2}+y_{3} \\ \end{align*}

14.816

2290

\begin{align*} y_{1}^{\prime }&=-3 y_{1}+3 y_{2}+y_{3} \\ y_{2}^{\prime }&=y_{1}-5 y_{2}-3 y_{3} \\ y_{3}^{\prime }&=-3 y_{1}+7 y_{2}+3 y_{3} \\ \end{align*}

1.164

2291

\begin{align*} y_{1}^{\prime }&=2 y_{1}+y_{2}-y_{3} \\ y_{2}^{\prime }&=y_{2}+y_{3} \\ y_{3}^{\prime }&=y_{1}+y_{3} \\ \end{align*}

0.946

2292

\begin{align*} y_{1}^{\prime }&=-3 y_{1}+y_{2}-3 y_{3} \\ y_{2}^{\prime }&=4 y_{1}-y_{2}+2 y_{3} \\ y_{3}^{\prime }&=4 y_{1}-2 y_{2}+3 y_{3} \\ \end{align*}

1.039

2697

\begin{align*} x^{\prime }&=6 x-3 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.569

2698

\begin{align*} x^{\prime }&=-2 x+y+t \\ y^{\prime }&=-4 x+3 y-1 \\ \end{align*}

0.851

2699

\begin{align*} x^{\prime }&=6 x-3 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.496

2700

\begin{align*} x^{\prime }&=x+y+{\mathrm e}^{t} \\ y^{\prime }&=x-y-{\mathrm e}^{t} \\ \end{align*}

1.227

2701

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=4 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.536

2702

\begin{align*} x^{\prime }&=x-3 y \\ y^{\prime }&=-2 x+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 5 \\ \end{align*}

0.543

2703

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=5 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.697

2704

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=4 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 5 \\ \end{align*}

0.704

2705

\begin{align*} x^{\prime }&=4 x+5 y+4 \,{\mathrm e}^{t} \cos \left (t \right ) \\ y^{\prime }&=-2 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.242

2706

\begin{align*} x^{\prime }&=3 x-4 y+{\mathrm e}^{t} \\ y^{\prime }&=x-y+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.746

2707

\begin{align*} x^{\prime }&=2 x-5 y+\sin \left (t \right ) \\ y^{\prime }&=x-2 y+\tan \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.799

2708

\begin{align*} x^{\prime }&=y+\textit {f\_1} \left (t \right ) \\ y^{\prime }&=-x+f_{2} \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.181

2727

\begin{align*} x_{1}^{\prime }&=6 x_{1}-3 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.513

2728

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2} \\ x_{2}^{\prime }&=-4 x_{1}+3 x_{2} \\ \end{align*}

0.552

2729

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+2 x_{2}+3 x_{3} \\ \end{align*}

0.821

2730

\begin{align*} x_{1}^{\prime }&=7 x_{1}-x_{2}+6 x_{3} \\ x_{2}^{\prime }&=-10 x_{1}+4 x_{2}-12 x_{3} \\ x_{3}^{\prime }&=-2 x_{1}+x_{2}-x_{3} \\ \end{align*}

1.026

2731

\begin{align*} x_{1}^{\prime }&=-7 x_{1}+6 x_{3} \\ x_{2}^{\prime }&=5 x_{2} \\ x_{3}^{\prime }&=6 x_{1}+2 x_{3} \\ \end{align*}

0.774

2732

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+3 x_{3}+6 x_{4} \\ x_{2}^{\prime }&=3 x_{1}+6 x_{2}+9 x_{3}+18 x_{4} \\ x_{3}^{\prime }&=5 x_{1}+10 x_{2}+15 x_{3}+30 x_{4} \\ x_{4}^{\prime }&=7 x_{1}+14 x_{2}+21 x_{3}+42 x_{4} \\ \end{align*}

1.183

2733

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2} \\ x_{2}^{\prime }&=4 x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.536

2734

\begin{align*} x_{1}^{\prime }&=x_{1}-3 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}+2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 5 \\ \end{align*}

0.533

2735

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2}-x_{3} \\ x_{2}^{\prime }&=x_{1}+3 x_{2}-x_{3} \\ x_{3}^{\prime }&=3 x_{1}+3 x_{2}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= -2 \\ x_{3} \left (0\right ) &= -1 \\ \end{align*}

0.757

2736

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}+2 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+10 x_{2}+2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -1 \\ x_{2} \left (0\right ) &= -4 \\ x_{3} \left (0\right ) &= 13 \\ \end{align*}

0.943

2737

\begin{align*} x_{1}^{\prime }&=x_{1}-3 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-x_{2} \\ x_{3}^{\prime }&=-x_{2}-2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -2 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 3 \\ \end{align*}

0.812

2738

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2}-2 x_{3} \\ x_{2}^{\prime }&=-x_{1}+2 x_{2}+x_{3} \\ x_{3}^{\prime }&=4 x_{1}+x_{2}-3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 4 \\ x_{3} \left (0\right ) &= -7 \\ \end{align*}

0.902

2739

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-x_{1}-x_{2} \\ \end{align*}

0.704

2740

\begin{align*} x_{1}^{\prime }&=x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ x_{3}^{\prime }&=x_{3} \\ \end{align*}

0.953

2741

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=3 x_{1}+x_{2}-2 x_{3} \\ x_{3}^{\prime }&=2 x_{1}+2 x_{2}+x_{3} \\ \end{align*}

1.049

2742

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{3} \\ x_{2}^{\prime }&=x_{2}-x_{3} \\ x_{3}^{\prime }&=-2 x_{1}-x_{3} \\ \end{align*}

0.921

2743

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.652

2744

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 5 \\ \end{align*}

0.691

2745

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{3} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ x_{3}^{\prime }&=-2 x_{1}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= -1 \\ x_{3} \left (0\right ) &= -2 \\ \end{align*}

3.080

2746

\begin{align*} x_{1}^{\prime }&=2 x_{2} \\ x_{2}^{\prime }&=-2 x_{1} \\ x_{3}^{\prime }&=-3 x_{4} \\ x_{4}^{\prime }&=3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ x_{4} \left (0\right ) &= 0 \\ \end{align*}

1.839

2747

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{2} \\ x_{3}^{\prime }&=2 x_{3} \\ \end{align*}

0.575

2748

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+3 x_{3} \\ x_{2}^{\prime }&=2 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ x_{3} \left (0\right ) &= 1 \\ \end{align*}

0.622

2749

\begin{align*} x_{1}^{\prime }&=-x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}-3 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}-x_{2}-x_{3} \\ \end{align*}

0.764

2750

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-3 x_{1}+2 x_{2}+4 x_{3} \\ \end{align*}

0.744

2751

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2} \\ x_{2}^{\prime }&=-x_{2} \\ x_{3}^{\prime }&=-2 x_{3} \\ \end{align*}

0.585

2752

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{3} \\ x_{2}^{\prime }&=2 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{3} \\ x_{4}^{\prime }&=-x_{3}+2 x_{4} \\ \end{align*}

0.810

2753

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-x_{1}+x_{2}+x_{3} \\ x_{3}^{\prime }&=-2 x_{1}+x_{2}+3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 1 \\ \end{align*}

0.680

2754

\begin{align*} x_{1}^{\prime }&=-4 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=10 x_{1}+9 x_{2}+x_{3} \\ x_{3}^{\prime }&=-4 x_{1}-3 x_{2}+x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= -1 \\ \end{align*}

0.794

2755

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}-3 x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}+2 x_{3} \\ x_{3}^{\prime }&=x_{1}-x_{2}+4 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

0.658

2756

\begin{align*} x_{1}^{\prime }&=3 x_{1} \\ x_{2}^{\prime }&=x_{1}+3 x_{2} \\ x_{3}^{\prime }&=3 x_{3} \\ x_{4}^{\prime }&=2 x_{3}+3 x_{4} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ x_{4} \left (0\right ) &= 1 \\ \end{align*}

0.702

2757

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-2 x_{3} \\ x_{3}^{\prime }&=3 x_{1}+2 x_{2}+x_{3}+{\mathrm e}^{t} \cos \left (2 t \right ) \\ \end{align*}

2.047

2758

\begin{align*} x_{1}^{\prime }&=x_{1}+{\mathrm e}^{c t} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-2 x_{3} \\ x_{3}^{\prime }&=3 x_{1}+2 x_{2}+x_{3} \\ \end{align*}

2.013

2759

\begin{align*} x_{1}^{\prime }&=4 x_{1}+5 x_{2}+4 \,{\mathrm e}^{t} \cos \left (t \right ) \\ x_{2}^{\prime }&=-2 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

1.027

2760

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=x_{1}-x_{2}+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.733

2761

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2}+\sin \left (t \right ) \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\tan \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

1.273

2762

\begin{align*} x_{1}^{\prime }&=x_{2}+f_{1} \left (t \right ) \\ x_{2}^{\prime }&=-x_{1}+f_{2} \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

1.207

2763

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{3}+{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=2 x_{2} \\ x_{3}^{\prime }&=x_{2}+3 x_{3}+{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ \end{align*}

0.934

2764

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2}-2 x_{3}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}+3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

1.089

2765

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2}+{\mathrm e}^{3 t} \\ \end{align*}

1.359

2766

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}-t^{2} \\ x_{2}^{\prime }&=x_{1}+3 x_{2}+2 t \\ \end{align*}

0.750

2767

\begin{align*} x_{1}^{\prime }&=x_{1}+3 x_{2}+2 x_{3}+\sin \left (t \right ) \\ x_{2}^{\prime }&=-x_{1}+2 x_{2}+x_{3} \\ x_{3}^{\prime }&=4 x_{1}-x_{2}-x_{3} \\ \end{align*}

1.626

2768

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}-3 x_{3}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=x_{1}+x_{2}+2 x_{3} \\ x_{3}^{\prime }&=x_{1}-x_{2}+4 x_{3}-{\mathrm e}^{t} \\ \end{align*}

1.183

2769

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2}+1 \\ x_{2}^{\prime }&=-4 x_{2}-x_{3}+t \\ x_{3}^{\prime }&=5 x_{2}+{\mathrm e}^{t} \\ \end{align*}

2.200

2770

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}-x_{3}+{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=2 x_{1}+3 x_{2}-4 x_{3}+2 \,{\mathrm e}^{2 t} \\ x_{3}^{\prime }&=4 x_{1}+x_{2}-4 x_{3}+{\mathrm e}^{2 t} \\ \end{align*}

21.458

2771

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}-x_{3}+{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=x_{1}+3 x_{2}+x_{3}-{\mathrm e}^{3 t} \\ x_{3}^{\prime }&=-3 x_{1}+x_{2}-x_{3}-{\mathrm e}^{3 t} \\ \end{align*}

21.651

2772

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+4 x_{3}+2 \,{\mathrm e}^{8 t} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{3}+{\mathrm e}^{8 t} \\ x_{3}^{\prime }&=4 x_{1}+2 x_{2}+3 x_{3}+2 \,{\mathrm e}^{8 t} \\ \end{align*}

1.184

2788

\begin{align*} x^{\prime }&=x-x^{2}-2 x y \\ y^{\prime }&=2 y-2 y^{2}-3 x y \\ \end{align*}

0.037

2789

\begin{align*} x^{\prime }&=-b x y+m \\ y^{\prime }&=b x y-g y \\ \end{align*}

0.063

2790

\begin{align*} x^{\prime }&=a x-b x y \\ y^{\prime }&=-c y+d x y \\ z^{\prime }&=z+x^{2}+y^{2} \\ \end{align*}

0.049

2791

\begin{align*} x^{\prime }&=-x-x \,y^{2} \\ y^{\prime }&=-y-y \,x^{2} \\ z^{\prime }&=1-z+x^{2} \\ \end{align*}

0.044

2792

\begin{align*} x^{\prime }&=x \,y^{2}-x \\ y^{\prime }&=x \sin \left (\pi y\right ) \\ \end{align*}

0.034

2793

\begin{align*} x^{\prime }&=\cos \left (y\right ) \\ y^{\prime }&=\sin \left (x\right )-1 \\ \end{align*}

0.035

2794

\begin{align*} x^{\prime }&=-1-y-{\mathrm e}^{x} \\ y^{\prime }&=x^{2}+y \left ({\mathrm e}^{x}-1\right ) \\ z^{\prime }&=x+\sin \left (z\right ) \\ \end{align*}

0.047

2795

\begin{align*} x^{\prime }&=x-y^{2} \\ y^{\prime }&=x^{2}-y \\ z^{\prime }&={\mathrm e}^{z}-x \\ \end{align*}

0.124

2796

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.540

2797

\begin{align*} x^{\prime }&=x+y+z-2 \,{\mathrm e}^{-t} \\ y^{\prime }&=2 x+y-z-2 \,{\mathrm e}^{-t} \\ z^{\prime }&=-3 x+2 y+4 z+3 \,{\mathrm e}^{-t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ \end{align*}

1.003

2798

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 x-2 y \\ \end{align*}

0.506

2799

\begin{align*} x^{\prime }&=-3 x-4 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.672

2800

\begin{align*} x^{\prime }&=-5 x+3 y \\ y^{\prime }&=-x+y \\ \end{align*}

0.736

2801

\begin{align*} x^{\prime }&=x-4 y \\ y^{\prime }&=4 x-7 y \\ \end{align*}

0.405

2802

\begin{align*} x^{\prime }&=-7 x+y-6 z \\ y^{\prime }&=10 x-4 y+12 z \\ z^{\prime }&=2 x-y+z \\ \end{align*}

0.881

2803

\begin{align*} x^{\prime }&=3 x+2 y+4 z \\ y^{\prime }&=2 x+2 z \\ z^{\prime }&=4 x+2 y+3 z \\ \end{align*}

0.741

2804

\begin{align*} x^{\prime }&=2 y+z \\ y^{\prime }&=-x-3 y-z \\ z^{\prime }&=x+y-z \\ \end{align*}

0.740

2805

\begin{align*} x^{\prime }&=-2 x+y+z \\ y^{\prime }&=-3 x+2 y+3 z \\ z^{\prime }&=x-y-2 z \\ \end{align*}

0.672

2806

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x \\ z^{\prime }&=2 h \\ h^{\prime }&=-2 z \\ \end{align*}

0.919

2807

\begin{align*} x^{\prime }&=2 y+z \\ y^{\prime }&=-2 x+h \\ z^{\prime }&=2 h \\ h^{\prime }&=-2 z \\ \end{align*}

0.823

2811

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-\frac {\left (x_{1}^{2}+\sqrt {x_{1}^{2}+4 x_{2}^{2}}\right ) x_{1}}{2} \\ \end{align*}

0.037

2812

\begin{align*} x_{1}^{\prime }&=-x_{1}-x_{2}+1 \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+5 \\ \end{align*}

1.029

2813

\begin{align*} x^{\prime }&=x-x^{3}-x y \\ y^{\prime }&=2 y-y^{5}-y \,x^{4} \\ \end{align*}

0.038

2814

\begin{align*} x^{\prime }&=x^{2}+y^{2}+1 \\ y^{\prime }&=x^{2}-y^{2} \\ \end{align*}

0.033

2815

\begin{align*} x^{\prime }&=x^{2}+y^{2}-1 \\ y^{\prime }&=2 x y \\ \end{align*}

0.037

2816

\begin{align*} x^{\prime }&=6 x-6 x^{2}-2 x y \\ y^{\prime }&=4 y-4 y^{2}-2 x y \\ \end{align*}

0.038

2817

\begin{align*} x^{\prime }&=\tan \left (x+y\right ) \\ y^{\prime }&=x+x^{3} \\ \end{align*}

0.073

2818

\begin{align*} x^{\prime }&={\mathrm e}^{y}-x \\ y^{\prime }&={\mathrm e}^{x}+y \\ \end{align*}

0.063

2824

\begin{align*} x_{1}^{\prime }&=-5 x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{1}-5 x_{2} \\ \end{align*}

0.473

2825

\begin{align*} x_{1}^{\prime }&=-x_{2} \\ x_{2}^{\prime }&=8 x_{1}-6 x_{2} \\ \end{align*}

0.591

2826

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2} \\ x_{2}^{\prime }&=-2 x_{1}+5 x_{2} \\ \end{align*}

0.539

2827

\begin{align*} x_{1}^{\prime }&=-4 x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}-6 x_{2} \\ \end{align*}

0.431

2828

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2} \\ x_{2}^{\prime }&=-8 x_{1}+4 x_{2} \\ \end{align*}

0.789

2829

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}

0.513

2830

\begin{align*} x_{1}^{\prime }&=2 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}-x_{2} \\ \end{align*}

1.822

2831

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}

0.690

2832

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=-5 x_{1}-2 x_{2} \\ \end{align*}

0.572

2833

\begin{align*} x_{1}^{\prime }&=4 x_{2} \\ x_{2}^{\prime }&=-9 x_{1} \\ \end{align*}

0.561

3236

\begin{align*} x^{\prime }-x&=\cos \left (t \right ) \\ y+y^{\prime }&=4 t \\ \end{align*}

0.473

3237

\begin{align*} x^{\prime }+5 x&=3 t^{2} \\ y+y^{\prime }&={\mathrm e}^{3 t} \\ \end{align*}

0.461

3238

\begin{align*} x^{\prime }+2 x&=3 t \\ x^{\prime }+2 y^{\prime }+y&=\cos \left (2 t \right ) \\ \end{align*}

0.715

3239

\begin{align*} x^{\prime }-x+y&=2 \sin \left (t \right ) \\ x^{\prime }+y^{\prime }&=3 y-3 x \\ \end{align*}

0.614

3240

\begin{align*} 2 x^{\prime }+3 x-y&={\mathrm e}^{t} \\ 5 x-3 y^{\prime }&=y+2 t \\ \end{align*}

0.968

3241

\begin{align*} 5 y^{\prime }-3 x^{\prime }-5 y&=5 t \\ 3 x^{\prime }-5 y^{\prime }-2 x&=0 \\ \end{align*}

0.177

3242

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=2 x+3 y \\ z^{\prime }&=3 y-2 z \\ \end{align*}

0.567

3809

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=2 x_{1}+3 x_{2} \\ \end{align*}

0.425

3810

\begin{align*} x_{1}^{\prime }&=2 x_{1}-3 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.428

3811

\begin{align*} x_{1}^{\prime }&=4 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=x_{2}-x_{1} \\ \end{align*}

0.425

3812

\begin{align*} x_{1}^{\prime }&=2 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=-4 x_{1}-6 x_{2} \\ \end{align*}

0.371

3813

\begin{align*} x_{1}^{\prime }&=2 x_{2} \\ x_{2}^{\prime }&=-2 x_{1} \\ \end{align*}

0.432

3814

\begin{align*} x_{1}^{\prime }&=x_{1}-3 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ \end{align*}

0.447

3815

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{2}+x_{3} \\ \end{align*}

0.690

3816

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}-x_{2}+3 x_{3} \\ x_{3}^{\prime }&=-x_{2}-3 x_{3} \\ \end{align*}

1.085

3817

\begin{align*} x_{1}^{\prime }&=2 x_{2} \\ x_{2}^{\prime }&=x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.467

3818

\begin{align*} x_{1}^{\prime }&=2 x_{1}+5 x_{2} \\ x_{2}^{\prime }&=-x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.457

3819

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=-x_{1}+4 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.385

3820

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+5 \,{\mathrm e}^{4 t} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.701

3821

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}+t \\ x_{2}^{\prime }&=-2 x_{1}+x_{2}+1 \\ \end{align*}

0.628

3822

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=3 x_{1}-x_{2}+5 \,{\mathrm e}^{2 t} \\ \end{align*}

0.791

3823

\begin{align*} x_{1}^{\prime }&=-\tan \left (t \right ) x_{1}+3 \cos \left (t \right )^{2} \\ x_{2}^{\prime }&=x_{1}+\tan \left (t \right ) x_{2}+2 \sin \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 4 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.056

3824

\begin{align*} x_{1}^{\prime }&=2 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ \end{align*}

0.428

3825

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-b x_{1}-a x_{2} \\ \end{align*}

0.836

3826

\begin{align*} x_{1}^{\prime }&=3 x_{2} \\ x_{2}^{\prime }&=-3 x_{1} \\ \end{align*}

0.421

3827

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+3 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}+5 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -2 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.467

3828

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.448

3829

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{2}-x_{1} \\ \end{align*}

0.353

3830

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ x_{3}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ \end{align*}

0.783

3831

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}}{t} \\ x_{2}^{\prime }&=x_{2} \\ \end{align*}

0.037

3832

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}}{t}+t x_{2} \\ x_{2}^{\prime }&=-\frac {x_{1}}{t} \\ \end{align*}

0.076

3833

\begin{align*} x_{1}^{\prime }&=-x_{1}+2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{2} \\ \end{align*}

0.441

3834

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-7 x_{2} \\ x_{2}^{\prime }&=-x_{1}+4 x_{2} \\ \end{align*}

0.428

3835

\begin{align*} x_{1}^{\prime }&=-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1} \\ \end{align*}

0.428

3836

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=5 x_{1}-5 x_{2} \\ \end{align*}

0.589

3837

\begin{align*} x_{1}^{\prime }&=-x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}-x_{2} \\ \end{align*}

0.434

3838

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=5 x_{2}-7 x_{3} \\ x_{3}^{\prime }&=2 x_{2}-4 x_{3} \\ \end{align*}

0.676

3839

\begin{align*} x_{1}^{\prime }&=-x_{1} \\ x_{2}^{\prime }&=x_{1}+5 x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{1}+6 x_{2}-2 x_{3} \\ \end{align*}

0.606

3840

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-x_{1} \\ x_{3}^{\prime }&=5 x_{3} \\ \end{align*}

0.705

3841

\begin{align*} x_{1}^{\prime }&=2 x_{1}+3 x_{3} \\ x_{2}^{\prime }&=-4 x_{2} \\ x_{3}^{\prime }&=-3 x_{1}+2 x_{3} \\ \end{align*}

0.718

3842

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+6 x_{3} \\ x_{2}^{\prime }&=-2 x_{1}+x_{2}-2 x_{3} \\ x_{3}^{\prime }&=-x_{1}-2 x_{2}-4 x_{3} \\ \end{align*}

0.793

3843

\begin{align*} x_{1}^{\prime }&=-3 x_{2}+x_{3} \\ x_{2}^{\prime }&=-2 x_{1}-x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{3} \\ \end{align*}

0.636

3844

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{3} \\ x_{2}^{\prime }&=-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{2}-x_{3} \\ \end{align*}

0.976

3845

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}-x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{3}^{\prime }&=-x_{1}+x_{2}+x_{3} \\ \end{align*}

0.625

3846

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ \end{align*}

0.598

3847

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2}+3 x_{3}+4 x_{4} \\ x_{2}^{\prime }&=4 x_{1}+3 x_{2}+2 x_{3}+x_{4} \\ x_{3}^{\prime }&=4 x_{1}+5 x_{2}+6 x_{3}+7 x_{4} \\ x_{4}^{\prime }&=7 x_{1}+6 x_{2}+5 x_{3}+4 x_{4} \\ \end{align*}

1.229

3848

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-x_{1} \\ x_{3}^{\prime }&=-x_{4} \\ x_{4}^{\prime }&=x_{3} \\ \end{align*}

0.796

3849

\begin{align*} x_{1}^{\prime }&=-x_{1}+4 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 3 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.454

3850

\begin{align*} x_{1}^{\prime }&=-x_{1}-6 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+5 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.590

3851

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ x_{3}^{\prime }&=2 x_{1}-x_{2}+3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -4 \\ x_{2} \left (0\right ) &= 4 \\ x_{3} \left (0\right ) &= 4 \\ \end{align*}

0.737

3852

\begin{align*} x_{1}^{\prime }&=4 x_{2} \\ x_{2}^{\prime }&=-4 x_{1} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.441

3853

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-b x_{1}-a x_{2} \\ \end{align*}

0.597

3854

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2} \\ x_{2}^{\prime }&=-x_{1}+3 x_{2} \\ \end{align*}

0.342

3855

\begin{align*} x_{1}^{\prime }&=-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+4 x_{2} \\ \end{align*}

0.356

3856

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.356

3857

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}-x_{3} \\ \end{align*}

0.687

3858

\begin{align*} x_{1}^{\prime }&=2 x_{1}+2 x_{2}-x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{1}+3 x_{2}-x_{3} \\ \end{align*}

0.674

3859

\begin{align*} x_{1}^{\prime }&=-2 x_{1} \\ x_{2}^{\prime }&=x_{1}-3 x_{2}-x_{3} \\ x_{3}^{\prime }&=-x_{1}+x_{2}-x_{3} \\ \end{align*}

0.585

3860

\begin{align*} x_{1}^{\prime }&=15 x_{1}-32 x_{2}+12 x_{3} \\ x_{2}^{\prime }&=8 x_{1}-17 x_{2}+6 x_{3} \\ x_{3}^{\prime }&=-x_{3} \\ \end{align*}

0.647

3861

\begin{align*} x_{1}^{\prime }&=4 x_{1} \\ x_{2}^{\prime }&=x_{1}+4 x_{2} \\ x_{3}^{\prime }&=x_{2}+4 x_{3} \\ \end{align*}

0.503

3862

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=3 x_{2}+2 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-2 x_{2}-x_{3} \\ \end{align*}

0.572

3863

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2} \\ x_{2}^{\prime }&=-x_{1}+5 x_{2} \\ x_{3}^{\prime }&=4 x_{3} \\ \end{align*}

0.544

3864

\begin{align*} x_{1}^{\prime }&=x_{2}-x_{1} \\ x_{2}^{\prime }&=-2 x_{1}-3 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}-2 x_{3} \\ \end{align*}

0.603

3865

\begin{align*} x_{1}^{\prime }&=-x_{2} \\ x_{2}^{\prime }&=x_{1} \\ x_{3}^{\prime }&=x_{1}+2 x_{3}+x_{4} \\ x_{4}^{\prime }&=x_{2}+2 x_{4} \\ \end{align*}

1.260

3866

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+3 x_{2} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{3}^{\prime }&=x_{1}+x_{3}+x_{4} \\ x_{4}^{\prime }&=x_{2}+x_{4} \\ \end{align*}

1.040

3867

\begin{align*} x_{1}^{\prime }&=-x_{2} \\ x_{2}^{\prime }&=x_{1} \\ x_{3}^{\prime }&=x_{1}-x_{4} \\ x_{4}^{\prime }&=x_{2}+x_{3} \\ \end{align*}

0.763

3868

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}-4 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= -1 \\ \end{align*}

0.391

3869

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-x_{2}+4 x_{3} \\ x_{2}^{\prime }&=-x_{2} \\ x_{3}^{\prime }&=-x_{1}-3 x_{2}+2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -2 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ \end{align*}

0.632

3870

\begin{align*} x_{1}^{\prime }&=4 x_{1}-3 x_{2}+{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+{\mathrm e}^{t} \\ \end{align*}

0.713

3871

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2} \\ x_{2}^{\prime }&=-x_{1}+2 x_{2}+4 \,{\mathrm e}^{t} \\ \end{align*}

0.665

3872

\begin{align*} x_{1}^{\prime }&=3 x_{1}+x_{2}+t \,{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=3 x_{2}+{\mathrm e}^{3 t} \\ \end{align*}

0.513

3873

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{2}+20 \,{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=3 x_{1}+x_{2}+12 \,{\mathrm e}^{t} \\ \end{align*}

0.935

3874

\begin{align*} x_{1}^{\prime }&=-x_{1}+2 x_{2}+54 t \,{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=-2 x_{1}+4 x_{2}+9 \,{\mathrm e}^{3 t} \\ \end{align*}

0.705

3875

\begin{align*} x_{1}^{\prime }&=2 x_{1}+4 x_{2}+8 \sin \left (2 t \right ) \\ x_{2}^{\prime }&=-2 x_{1}-2 x_{2}+8 \cos \left (2 t \right ) \\ \end{align*}

1.166

3876

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}-3 \,{\mathrm e}^{t} \\ x_{2}^{\prime }&=-2 x_{1}-x_{2}+6 \,{\mathrm e}^{t} t \\ \end{align*}

0.625

3877

\begin{align*} x_{1}^{\prime }&=x_{1}-{\mathrm e}^{t} \\ x_{2}^{\prime }&=2 x_{1}-3 x_{2}+2 x_{3}+6 \,{\mathrm e}^{-t} \\ x_{3}^{\prime }&=x_{1}-2 x_{2}+2 x_{3}+{\mathrm e}^{t} \\ \end{align*}

1.000

3878

\begin{align*} x_{1}^{\prime }&=-x_{1}-2 x_{2}+2 x_{3}-{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=2 x_{1}+4 x_{2}-x_{3}+4 \,{\mathrm e}^{3 t} \\ x_{3}^{\prime }&=3 x_{3}+3 \,{\mathrm e}^{3 t} \\ \end{align*}

0.952

3879

\begin{align*} x_{1}^{\prime }&=2 x_{1}-3 x_{2}+34 \sin \left (t \right ) \\ x_{2}^{\prime }&=-4 x_{1}-2 x_{2}+17 \cos \left (t \right ) \\ \end{align*}

0.936

3880

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=2 x_{2} \\ \end{align*}

0.307

3881

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-x_{2} \\ \end{align*}

0.345

3882

\begin{align*} x_{1}^{\prime }&=3 x_{1} \\ x_{2}^{\prime }&=3 x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{2}+x_{3} \\ \end{align*}

0.562

3883

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.342

3884

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=4 x_{1}-x_{2} \\ \end{align*}

0.372

3885

\begin{align*} x_{1}^{\prime }&=2 x_{1} \\ x_{2}^{\prime }&=x_{2}-8 x_{3} \\ x_{3}^{\prime }&=2 x_{2}-7 x_{3} \\ \end{align*}

0.618

3886

\begin{align*} x_{1}^{\prime }&=x_{2}+3 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+3 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=2 x_{2}+2 x_{3} \\ \end{align*}

15.293

3887

\begin{align*} x_{1}^{\prime }&=-8 x_{1}+6 x_{2}-3 x_{3} \\ x_{2}^{\prime }&=-12 x_{1}+10 x_{2}-3 x_{3} \\ x_{3}^{\prime }&=-2 x_{3} \\ \end{align*}

0.684

3888

\begin{align*} x_{1}^{\prime }&=x_{1} \\ x_{2}^{\prime }&=6 x_{2}-7 x_{3}+3 x_{4} \\ x_{3}^{\prime }&=3 x_{3}-x_{4} \\ x_{4}^{\prime }&=-4 x_{2}+9 x_{3}-3 x_{4} \\ \end{align*}

1.026

3889

\begin{align*} x_{1}^{\prime }&=-x_{2} \\ x_{2}^{\prime }&=x_{1} \\ x_{3}^{\prime }&=x_{2}-x_{4} \\ x_{4}^{\prime }&=x_{2}+x_{3} \\ \end{align*}

0.856

3890

\begin{align*} x_{1}^{\prime }&=\left (2 t -1\right ) x_{1} \\ x_{2}^{\prime }&={\mathrm e}^{-t^{2}+t} x_{1}+x_{2} \\ \end{align*}

0.072

3891

\begin{align*} x_{1}^{\prime }&=t \cot \left (t^{2}\right ) x_{1}+\frac {t \cos \left (t^{2}\right ) x_{3}}{2} \\ x_{2}^{\prime }&=\frac {x_{2}}{t}-x_{3}+2-t \sin \left (t \right ) \\ x_{3}^{\prime }&=\csc \left (t^{2}\right ) x_{1}+x_{2}-x_{3}+1-t \cos \left (t \right ) \\ \end{align*}

0.064

3892

\begin{align*} x_{1}^{\prime }&=-6 x_{1}+x_{2} \\ x_{2}^{\prime }&=6 x_{1}-5 x_{2} \\ \end{align*}

0.464

3893

\begin{align*} x_{1}^{\prime }&=9 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=5 x_{1}-2 x_{2} \\ \end{align*}

0.441

3894

\begin{align*} x_{1}^{\prime }&=10 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+2 x_{2} \\ \end{align*}

0.368

3895

\begin{align*} x_{1}^{\prime }&=-8 x_{1}+5 x_{2} \\ x_{2}^{\prime }&=-5 x_{1}+2 x_{2} \\ \end{align*}

0.359

3896

\begin{align*} x_{1}^{\prime }&=3 x_{1}+4 x_{3} \\ x_{2}^{\prime }&=2 x_{2} \\ x_{3}^{\prime }&=-4 x_{1}-5 x_{3} \\ \end{align*}

0.588

3897

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-x_{2} \\ x_{2}^{\prime }&=4 x_{1}-7 x_{2} \\ x_{3}^{\prime }&=6 x_{1}+6 x_{2}+4 x_{3} \\ \end{align*}

0.714

3898

\begin{align*} x_{1}^{\prime }&=3 x_{1}+13 x_{2} \\ x_{2}^{\prime }&=-x_{1}-3 x_{2} \\ \end{align*}

0.467

3899

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-10 x_{2} \\ x_{2}^{\prime }&=5 x_{1}+11 x_{2} \\ \end{align*}

0.615

3900

\begin{align*} x_{1}^{\prime }&=-x_{1}-5 x_{2}+x_{3} \\ x_{2}^{\prime }&=4 x_{1}-9 x_{2}-x_{3} \\ x_{3}^{\prime }&=3 x_{3} \\ \end{align*}

0.985

3901

\begin{align*} x_{1}^{\prime }&=-4 x_{1} \\ x_{2}^{\prime }&=2 x_{1}+5 x_{2}-9 x_{3} \\ x_{3}^{\prime }&=5 x_{2}-x_{3} \\ \end{align*}

1.030

3902

\begin{align*} x_{1}^{\prime }&=2 x_{1}-2 x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}-4 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{1}+2 x_{2}-3 x_{3} \\ \end{align*}

0.852

3903

\begin{align*} x_{1}^{\prime }&=2 x_{1}-4 x_{2}+3 x_{3} \\ x_{2}^{\prime }&=-9 x_{1}-3 x_{2}-9 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+4 x_{2}+3 x_{3} \\ \end{align*}

0.786

3904

\begin{align*} x_{1}^{\prime }&=-17 x_{1}-42 x_{3} \\ x_{2}^{\prime }&=-7 x_{1}+4 x_{2}-14 x_{3} \\ x_{3}^{\prime }&=7 x_{1}+18 x_{3} \\ \end{align*}

0.656

3905

\begin{align*} x_{1}^{\prime }&=-16 x_{1}+30 x_{2}-18 x_{3} \\ x_{2}^{\prime }&=-8 x_{1}+8 x_{2}+16 x_{3} \\ x_{3}^{\prime }&=8 x_{1}-15 x_{2}+9 x_{3} \\ \end{align*}

2.641

3906

\begin{align*} x_{1}^{\prime }&=-7 x_{1}-6 x_{2}-7 x_{3} \\ x_{2}^{\prime }&=-3 x_{1}-3 x_{2}-3 x_{3} \\ x_{3}^{\prime }&=7 x_{1}+6 x_{2}+7 x_{3} \\ \end{align*}

0.664

3907

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2}-2 x_{3} \\ x_{2}^{\prime }&=x_{1}+6 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}+6 x_{3} \\ \end{align*}

0.636

3908

\begin{align*} x_{1}^{\prime }&=-x_{1}-4 x_{2}-2 x_{3} \\ x_{2}^{\prime }&=-4 x_{1}-5 x_{2}-6 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+8 x_{2}+7 x_{3} \\ \end{align*}

1.069

3909

\begin{align*} x_{1}^{\prime }&=7 x_{1}-2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=4 x_{2}-x_{3} \\ x_{3}^{\prime }&=-x_{1}+x_{2}+4 x_{3} \\ \end{align*}

0.621

3910

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-x_{2}-2 x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{3} \\ x_{3}^{\prime }&=x_{1} \\ \end{align*}

0.612

3911

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-x_{3} \\ x_{2}^{\prime }&=-x_{2} \\ x_{3}^{\prime }&=x_{1} \\ \end{align*}

0.553

3912

\begin{align*} x_{1}^{\prime }&=2 x_{1}+13 x_{2} \\ x_{2}^{\prime }&=-x_{1}-2 x_{2} \\ x_{3}^{\prime }&=2 x_{3}+4 x_{4} \\ x_{4}^{\prime }&=2 x_{4} \\ \end{align*}

1.073

3913

\begin{align*} x_{1}^{\prime }&=7 x_{1}-x_{4} \\ x_{2}^{\prime }&=6 x_{2} \\ x_{3}^{\prime }&=-x_{3} \\ x_{4}^{\prime }&=2 x_{1}+5 x_{4} \\ \end{align*}

1.228

3914

\begin{align*} x_{1}^{\prime }&=-6 x_{1}+x_{2}+1 \\ x_{2}^{\prime }&=6 x_{1}-5 x_{2}+{\mathrm e}^{-t} \\ \end{align*}

0.752

3915

\begin{align*} x_{1}^{\prime }&=9 x_{1}-2 x_{2}+9 t \\ x_{2}^{\prime }&=5 x_{1}-2 x_{2} \\ \end{align*}

0.894

3916

\begin{align*} x_{1}^{\prime }&=10 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+2 x_{2}+\frac {{\mathrm e}^{6 t}}{t} \\ \end{align*}

0.616

3917

\begin{align*} x_{1}^{\prime }&=2 x_{1}-4 x_{2}+3 x_{3}+{\mathrm e}^{6 t} \\ x_{2}^{\prime }&=-9 x_{1}-3 x_{2}-9 x_{3}+1 \\ x_{3}^{\prime }&=4 x_{1}+4 x_{2}+3 x_{3} \\ \end{align*}

1.375

3918

\begin{align*} x_{1}^{\prime }&=2 x_{1}-2 x_{2}+x_{3}+t \\ x_{2}^{\prime }&=x_{1}-4 x_{2}+x_{3} \\ x_{3}^{\prime }&=2 x_{1}+2 x_{2}-3 x_{3}+1 \\ \end{align*}

1.302

3919

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=8 x_{1}+x_{2} \\ \end{align*}

0.438

3920

\begin{align*} x_{1}^{\prime }&=-6 x_{2} \\ x_{2}^{\prime }&=x_{1}-5 x_{2} \\ \end{align*}

0.435

3921

\begin{align*} x_{1}^{\prime }&=5 x_{1}+9 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}-x_{2} \\ \end{align*}

0.592

3922

\begin{align*} x_{1}^{\prime }&=-4 x_{1} \\ x_{2}^{\prime }&=-4 x_{2} \\ \end{align*}

0.271

3923

\begin{align*} x_{1}^{\prime }&=7 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=x_{1}+4 x_{2} \\ \end{align*}

0.417

3924

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}-7 x_{2} \\ \end{align*}

0.571

3925

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-x_{2} \\ x_{2}^{\prime }&=x_{1}-4 x_{2} \\ \end{align*}

0.342

3926

\begin{align*} x_{1}^{\prime }&=10 x_{1}-8 x_{2} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{2} \\ \end{align*}

0.366

4165

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=3 y_{2}-2 y_{1} \\ \end{align*}

0.461

4166

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2} \\ y_{2}^{\prime }&=3 y_{2}-y_{1} \\ \end{align*}

0.377

4167

\begin{align*} y_{1}^{\prime }&=y_{1}-y_{2} \\ y_{2}^{\prime }&=2 y_{1}+3 y_{2} \\ \end{align*}

0.663

4168

\begin{align*} y_{1}^{\prime }&=4 y_{2} \\ y_{2}^{\prime }&=4 y_{2}-y_{1} \\ \end{align*}

0.394

4169

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2} \\ y_{2}^{\prime }&=y_{1}-y_{2} \\ \end{align*}

0.595

4170

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=y_{1} \\ \end{align*}

0.392

4171

\begin{align*} y_{1}^{\prime }&=y_{2}-y_{1} \\ y_{2}^{\prime }&=3 y_{1}-4 y_{2} \\ \end{align*}

0.706

4172

\begin{align*} 2 y_{1}^{\prime }&=y_{1}+y_{2} \\ 2 y_{2}^{\prime }&=5 y_{2}-3 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 3 \\ y_{2} \left (0\right ) &= 7 \\ \end{align*}

0.530

4173

\begin{align*} y_{1}^{\prime }&=-2 y_{2} \\ y_{2}^{\prime }&=y_{1}+2 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -1 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.627

4174

\begin{align*} y_{1}^{\prime }&=1 \\ y_{2}^{\prime }&=2 y_{1} \\ \end{align*}

0.477

4175

\begin{align*} 2 y_{1}^{\prime }+y_{2}^{\prime }-4 y_{1}-y_{2}&={\mathrm e}^{x} \\ y_{1}^{\prime }+3 y_{1}+y_{2}&=0 \\ \end{align*}

0.840

4176

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=-y_{1}+y_{3} \\ y_{3}^{\prime }&=-y_{2} \\ \end{align*}

0.892

4532

\begin{align*} x^{\prime }+2 x-y&=0 \\ x+y^{\prime }-2 y&=0 \\ \end{align*}

0.673

4533

\begin{align*} 2 x^{\prime }+x-5 y^{\prime }-4 y&=0 \\ -y^{\prime }-2 x+y&=0 \\ \end{align*}

0.529

4534

\begin{align*} x^{\prime }-x+3 y&=0 \\ 3 x-y^{\prime }+y&=0 \\ \end{align*}

0.523

4535

\begin{align*} x^{\prime \prime }+x^{\prime }+y^{\prime }-2 y&=0 \\ x^{\prime }+x-y^{\prime }&=0 \\ \end{align*}

0.046

4536

\begin{align*} x^{\prime \prime }-3 x-4 y&=0 \\ x+y^{\prime \prime }+y&=0 \\ \end{align*}

0.036

4537

\begin{align*} y_{1}^{\prime }-y_{2}&=0 \\ 4 y_{1}+y_{2}^{\prime }-4 y_{2}-2 y_{3}&=0 \\ -2 y_{1}+y_{2}+y_{3}^{\prime }+y_{3}&=0 \\ \end{align*}

0.942

4538

\begin{align*} y_{1}^{\prime }-2 y_{1}+3 y_{2}-3 y_{3}&=0 \\ -4 y_{1}+y_{2}^{\prime }+5 y_{2}-3 y_{3}&=0 \\ -4 y_{1}+4 y_{2}+y_{3}^{\prime }-2 y_{3}&=0 \\ \end{align*}

0.865

4539

\begin{align*} x^{\prime }+x+2 y&=8 \\ 2 x+y^{\prime }-2 y&=2 \,{\mathrm e}^{-t}-8 \\ \end{align*}

0.888

4540

\begin{align*} x^{\prime }&=2 x-3 y+t \,{\mathrm e}^{-t} \\ y^{\prime }&=2 x-3 y+{\mathrm e}^{-t} \\ \end{align*}

0.784

4541

\begin{align*} x^{\prime }-x-2 y&={\mathrm e}^{t} \\ -4 x+y^{\prime }-3 y&=1 \\ \end{align*}

1.067

4542

\begin{align*} x^{\prime }-4 x+3 y&=\sin \left (t \right ) \\ -2 x+y^{\prime }+y&=-2 \cos \left (t \right ) \\ \end{align*}

0.943

4543

\begin{align*} x^{\prime }-y&=0 \\ -x+y^{\prime }&={\mathrm e}^{t}+{\mathrm e}^{-t} \\ \end{align*}

0.945

4544

\begin{align*} x^{\prime }+2 x+5 y&=0 \\ -x+y^{\prime }-2 y&=\sin \left (2 t \right ) \\ \end{align*}

1.013

4545

\begin{align*} x^{\prime }-2 x+2 y^{\prime }&=-4 \,{\mathrm e}^{2 t} \\ 2 x^{\prime }-3 x+3 y^{\prime }-y&=0 \\ \end{align*}

0.823

4546

\begin{align*} 3 x^{\prime }+2 x+y^{\prime }-6 y&=5 \,{\mathrm e}^{t} \\ 4 x^{\prime }+2 x+y^{\prime }-8 y&=5 \,{\mathrm e}^{t}+2 t -3 \\ \end{align*}

1.085

4547

\begin{align*} x^{\prime }-5 x+3 y&=2 \,{\mathrm e}^{3 t} \\ -x+y^{\prime }-y&=5 \,{\mathrm e}^{-t} \\ \end{align*}

1.302

4548

\begin{align*} x^{\prime }-2 x+y&=0 \\ x+y^{\prime }-2 y&=-5 \,{\mathrm e}^{t} \sin \left (t \right ) \\ \end{align*}

0.924

4549

\begin{align*} x^{\prime }+4 x+2 y&=\frac {2}{{\mathrm e}^{t}-1} \\ 6 x-y^{\prime }+3 y&=\frac {3}{{\mathrm e}^{t}-1} \\ \end{align*}

0.045

4550

\begin{align*} x^{\prime }-x+y&=\sec \left (t \right ) \\ -2 x+y^{\prime }+y&=0 \\ \end{align*}

1.089

4561

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=-4 x_{1}+x_{2} \\ \end{align*}

0.560

4562

\begin{align*} x_{1}^{\prime }&=x_{1}-3 x_{2} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ \end{align*}

0.540

4563

\begin{align*} x_{1}^{\prime }&=5 x_{1}+3 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= -2 \\ \end{align*}

0.480

4564

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{1}-x_{2}+2 x_{3} \\ \end{align*}

0.803

4565

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{3}^{\prime }&=4 x_{1}-x_{2}+4 x_{3} \\ \end{align*}

1.028

4566

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{1}+3 x_{2}-x_{3} \\ x_{3}^{\prime }&=-x_{1}+2 x_{2}+3 x_{3} \\ \end{align*}

1.303

4567

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2}-x_{3} \\ x_{2}^{\prime }&=3 x_{1}-4 x_{2}-3 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-4 x_{2} \\ \end{align*}

0.911

4568

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-2 x_{2}+2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= -2 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

0.771

4569

\begin{align*} x_{1}^{\prime }&=-x_{1}+x_{2}-2 x_{3} \\ x_{2}^{\prime }&=4 x_{1}+x_{2} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ \end{align*}

0.869

4570

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+26 \sin \left (t \right ) \\ x_{2}^{\prime }&=3 x_{1}+4 x_{2} \\ \end{align*}

1.084

4571

\begin{align*} x_{1}^{\prime }&=-x_{1}+8 x_{2}+9 t \\ x_{2}^{\prime }&=x_{1}+x_{2}+3 \,{\mathrm e}^{-t} \\ \end{align*}

1.198

4572

\begin{align*} x_{1}^{\prime }&=-x_{1}+2 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+4 x_{2}+\frac {{\mathrm e}^{3 t}}{1+{\mathrm e}^{2 t}} \\ \end{align*}

0.044

4573

\begin{align*} x_{1}^{\prime }&=-4 x_{1}-2 x_{2}+\frac {2}{{\mathrm e}^{t}-1} \\ x_{2}^{\prime }&=6 x_{1}+3 x_{2}-\frac {3}{{\mathrm e}^{t}-1} \\ \end{align*}

0.050

4574

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=-2 x_{1}+3 x_{2} \\ \end{align*}

1.181

4575

\begin{align*} x_{1}^{\prime }&=-x_{1}-5 x_{2} \\ x_{2}^{\prime }&=x_{1}+x_{2}+\frac {4}{\sin \left (2 t \right )} \\ \end{align*}

1.418

4576

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+27 t \\ x_{2}^{\prime }&=-x_{1}+4 x_{2} \\ \end{align*}

0.704

4577

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=4 x_{1}-x_{2} \\ \end{align*}

0.718

4578

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+35 \,{\mathrm e}^{t} t^{{3}/{2}} \\ \end{align*}

0.742

4579

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}-x_{3}+6 \,{\mathrm e}^{-t} \\ x_{3}^{\prime }&=2 x_{1}-x_{2} \\ \end{align*}

1.354

4580

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2}-x_{3} \\ x_{2}^{\prime }&=-x_{1}+x_{2}+x_{3}+12 t \\ x_{3}^{\prime }&=x_{1}-x_{3} \\ \end{align*}

1.335

4581

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2}-2 x_{3}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=x_{1}+x_{2} \\ x_{3}^{\prime }&=6 x_{1}-6 x_{2}+5 x_{3} \\ \end{align*}

167.842

4582

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}-x_{3}+4 \,{\mathrm e}^{t} \\ x_{2}^{\prime }&=x_{1}+x_{2} \\ x_{3}^{\prime }&=3 x_{1}+x_{3} \\ \end{align*}

1.569

4583

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+2 x_{3} \\ x_{2}^{\prime }&=x_{1}+2 x_{3} \\ x_{3}^{\prime }&=-2 x_{1}+x_{2}-x_{3}+4 \sin \left (t \right ) \\ \end{align*}

1.792

4584

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2}-x_{3}+{\mathrm e}^{3 t} \\ x_{2}^{\prime }&=x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2}+2 x_{3} \\ \end{align*}

4.158

4585

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}-x_{3}+2 \,{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2}-3 x_{3} \\ x_{3}^{\prime }&=-x_{1}+x_{2}+2 x_{3} \\ \end{align*}

1.064

4586

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{3}+24 t \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ x_{3}^{\prime }&=3 x_{1}-x_{2}-x_{3} \\ \end{align*}

1.089

7522

\begin{align*} y^{\prime }&=-4 x-y \\ x^{\prime }&=2 x-y \\ \end{align*}

0.592

8062

\begin{align*} x^{\prime }-y^{\prime }+y&=-{\mathrm e}^{t} \\ x+y^{\prime }-y&={\mathrm e}^{2 t} \\ \end{align*}

0.619

8063

\begin{align*} x^{\prime }+2 x+y^{\prime }+y&=t \\ 5 x+y^{\prime }+3 y&=t^{2} \\ \end{align*}

0.753

8064

\begin{align*} x^{\prime }+x+2 y^{\prime }+7 y&={\mathrm e}^{t}+2 \\ -2 x+y^{\prime }+3 y&={\mathrm e}^{t}-1 \\ \end{align*}

1.033

8065

\begin{align*} x^{\prime }-x+y^{\prime }+3 y&={\mathrm e}^{-t}-1 \\ x^{\prime }+2 x+y^{\prime }+3 y&=1+{\mathrm e}^{2 t} \\ \end{align*}

0.190

8066

\begin{align*} x^{\prime }-x+y^{\prime }+2 y&=1+{\mathrm e}^{t} \\ y^{\prime }+2 y+z^{\prime }+z&={\mathrm e}^{t}+2 \\ x^{\prime }-x+z^{\prime }+z&=3+{\mathrm e}^{t} \\ \end{align*}

0.714

8197

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=5 x+3 y \\ \end{align*}

0.347

8198

\begin{align*} x^{\prime \prime }&=4 y+{\mathrm e}^{t} \\ y^{\prime \prime }&=4 x-{\mathrm e}^{t} \\ \end{align*}

0.061

8473

\begin{align*} x^{\prime }&=-\lambda _{1} x \\ y^{\prime }&=\lambda _{1} x-\lambda _{2} y \\ \end{align*}

0.429

8841

\begin{align*} x_{1}^{\prime }&=3 x_{1}-18 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-9 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.496

8842

\begin{align*} x_{1}^{\prime }&=x_{1}+3 x_{2} \\ x_{2}^{\prime }&=5 x_{1}+3 x_{2} \\ \end{align*}

0.462

8843

\begin{align*} x_{1}^{\prime }&=-x_{1}+3 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+5 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.429

8844

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}+2 x_{2} \\ \end{align*}

0.675

8845

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.435

8846

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}+2 \,{\mathrm e}^{-t} \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+3 t \\ \end{align*}

1.184

8847

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=16 x_{1}-5 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.458

8848

\begin{align*} x_{1}^{\prime }&=x_{1}-2 x_{2} \\ x_{2}^{\prime }&=3 x_{1}-4 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.482

8849

\begin{align*} x_{1}^{\prime }&=3 x_{1}-18 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-9 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.424

8850

\begin{align*} x_{1}^{\prime }&=-x_{1}+3 x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+5 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.390

8851

\begin{align*} x_{1}^{\prime }&=3 x_{1}-18 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-9 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.414

8852

\begin{align*} x_{1}^{\prime }&=3 x_{1}-x_{2} \\ x_{2}^{\prime }&=4 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.470

8853

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}-8 \\ x_{2}^{\prime }&=x_{1}+x_{2}+3 \\ \end{align*}

0.648

8854

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}-8 \\ x_{2}^{\prime }&=x_{1}+x_{2}+3 \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.620

9044

\begin{align*} y_{1}^{\prime }&=y_{1} \\ y_{2}^{\prime }&=y_{1}+y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 2 \\ \end{align*}

0.394

9045

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=6 y_{1}+y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.522

9046

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2} \\ y_{2}^{\prime }&=y_{1}+y_{2}+{\mathrm e}^{3 x} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.685

9047

\begin{align*} y_{1}^{\prime }&=3 y_{1}+x y_{3} \\ y_{2}^{\prime }&=y_{2}+x^{3} y_{3} \\ y_{3}^{\prime }&=2 x y_{1}-y_{2}+{\mathrm e}^{x} y_{3} \\ \end{align*}

0.041

9457

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=3 x+y \\ \end{align*}

0.447

9458

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 5 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.510

9459

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=3 x+2 y \\ \end{align*}

0.485

9460

\begin{align*} x^{\prime }&=x+2 y+t -1 \\ y^{\prime }&=3 x+2 y-5 t -2 \\ \end{align*}

0.788

9461

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=y \\ \end{align*}

0.323

9462

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=y \\ \end{align*}

0.278

9463

\begin{align*} x^{\prime }&=-3 x+4 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.466

9464

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=5 x+2 y \\ \end{align*}

0.672

9465

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=-x+y \\ \end{align*}

0.421

9466

\begin{align*} x^{\prime }&=4 x-3 y \\ y^{\prime }&=8 x-6 y \\ \end{align*}

0.499

9467

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=3 y \\ \end{align*}

0.341

9468

\begin{align*} x^{\prime }&=-4 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.381

9469

\begin{align*} x^{\prime }&=7 x+6 y \\ y^{\prime }&=2 x+6 y \\ \end{align*}

0.517

9470

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=4 x+5 y \\ \end{align*}

0.661

9471

\begin{align*} x^{\prime }&=x+y-5 t +2 \\ y^{\prime }&=4 x-2 y-8 t -8 \\ \end{align*}

0.791

9472

\begin{align*} x^{\prime }&=3 x-4 y \\ y^{\prime }&=4 x-7 y \\ \end{align*}

0.615

9473

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=4 x+y \\ \end{align*}

0.501

9474

\begin{align*} x^{\prime }&=-3 x+\sqrt {2}\, y \\ y^{\prime }&=\sqrt {2}\, x-2 y \\ \end{align*}

0.564

9475

\begin{align*} x^{\prime }&=5 x+3 y \\ y^{\prime }&=-6 x-4 y \\ \end{align*}

0.474

9476

\begin{align*} x^{\prime }&=3 x+2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.386

9477

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-x+y \\ \end{align*}

0.503

9478

\begin{align*} x^{\prime }&=3 x-5 y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.712

9479

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=-4 x+y \\ \end{align*}

0.611

9480

\begin{align*} x^{\prime }&=3 x+2 y+z \\ y^{\prime }&=-2 x-y+3 z \\ z^{\prime }&=x+y+z \\ \end{align*}

0.896

9481

\begin{align*} x^{\prime }&=-x+y-z \\ y^{\prime }&=2 x-y-4 z \\ z^{\prime }&=3 x-y+z \\ \end{align*}

14.199

9482

\begin{align*} x^{\prime }&=x+2 y-4 t +1 \\ y^{\prime }&=-x+2 y+3 t +4 \\ \end{align*}

2.120

9483

\begin{align*} x^{\prime }&=-2 x+y-t +3 \\ y^{\prime }&=x+4 y+t -2 \\ \end{align*}

2.162

9484

\begin{align*} x^{\prime }&=-4 x+y-t +3 \\ y^{\prime }&=-x-5 y+t +1 \\ \end{align*}

1.994

9485

\begin{align*} x^{\prime }&=x y+1 \\ y^{\prime }&=-x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.035

9486

\begin{align*} x^{\prime }&=t y+1 \\ y^{\prime }&=-t x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.031

9654

\begin{align*} x^{\prime }&=3 x-5 y \\ y^{\prime }&=4 x+8 y \\ \end{align*}

1.460

9655

\begin{align*} x^{\prime }&=4 x-7 y \\ y^{\prime }&=5 x \\ \end{align*}

1.450

9656

\begin{align*} x^{\prime }&=-3 x+4 y-9 z \\ y^{\prime }&=6 x-y \\ z^{\prime }&=10 x+4 y+3 z \\ \end{align*}

15.145

9657

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+2 z \\ z^{\prime }&=z-x \\ \end{align*}

12.394

9658

\begin{align*} x^{\prime }&=x-y+z+t -1 \\ y^{\prime }&=2 x+y-z-3 t^{2} \\ z^{\prime }&=x+y+z+t^{2}-t +2 \\ \end{align*}

5.470

9659

\begin{align*} x^{\prime }&=-3 x+4 y+{\mathrm e}^{-t} \sin \left (2 t \right ) \\ y^{\prime }&=5 x+9 z+4 \,{\mathrm e}^{-t} \cos \left (2 t \right ) \\ z^{\prime }&=y+6 z-{\mathrm e}^{-t} \\ \end{align*}

181.252

9660

\begin{align*} x^{\prime }&=4 x+2 y+{\mathrm e}^{t} \\ y^{\prime }&=-x+3 y-{\mathrm e}^{t} \\ \end{align*}

2.148

9661

\begin{align*} x^{\prime }&=7 x+5 y-9 z-8 \,{\mathrm e}^{-2 t} \\ y^{\prime }&=4 x+y+z+2 \,{\mathrm e}^{5 t} \\ z^{\prime }&=-2 y+3 z+{\mathrm e}^{5 t}-3 \,{\mathrm e}^{-2 t} \\ \end{align*}

46.485

9662

\begin{align*} x^{\prime }&=x-y+2 z+{\mathrm e}^{-t}-3 t \\ y^{\prime }&=3 x-4 y+z+2 \,{\mathrm e}^{-t}+t \\ z^{\prime }&=-2 x+5 y+6 z+2 \,{\mathrm e}^{-t}-t \\ \end{align*}

179.472

9663

\begin{align*} x^{\prime }&=3 x-7 y+4 \sin \left (t \right )+\left (t -4\right ) {\mathrm e}^{4 t} \\ y^{\prime }&=x+y+8 \sin \left (t \right )+\left (2 t +1\right ) {\mathrm e}^{4 t} \\ \end{align*}

6.609

9664

\begin{align*} x^{\prime }&=3 x-4 y \\ y^{\prime }&=4 x-7 y \\ \end{align*}

0.483

9665

\begin{align*} x^{\prime }&=-2 x+5 y \\ y^{\prime }&=-2 x+4 y \\ \end{align*}

0.671

9666

\begin{align*} x^{\prime }&=-x+\frac {y}{4} \\ y^{\prime }&=x-y \\ \end{align*}

0.509

9667

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x \\ \end{align*}

0.385

9668

\begin{align*} x^{\prime }&=x+2 y+z \\ y^{\prime }&=6 x-y \\ z^{\prime }&=-x-2 y-z \\ \end{align*}

0.916

9669

\begin{align*} x^{\prime }&=x+z \\ y^{\prime }&=x+y \\ z^{\prime }&=-2 x-z \\ \end{align*}

0.873

9670

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=4 x+3 y \\ \end{align*}

0.487

9671

\begin{align*} x^{\prime }&=2 x+2 y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.464

9672

\begin{align*} x^{\prime }&=-4 x+2 y \\ y^{\prime }&=-\frac {5 x}{2}+2 y \\ \end{align*}

0.511

9673

\begin{align*} x^{\prime }&=-\frac {5 x}{2}+2 y \\ y^{\prime }&=\frac {3 x}{4}-2 y \\ \end{align*}

0.514

9674

\begin{align*} x^{\prime }&=10 x-5 y \\ y^{\prime }&=8 x-12 y \\ \end{align*}

0.532

9675

\begin{align*} x^{\prime }&=-6 x+2 y \\ y^{\prime }&=-3 x+y \\ \end{align*}

0.487

9676

\begin{align*} x^{\prime }&=x+y-z \\ y^{\prime }&=2 y \\ z^{\prime }&=y-z \\ \end{align*}

0.752

9677

\begin{align*} x^{\prime }&=2 x-7 y \\ y^{\prime }&=5 x+10 y+4 z \\ z^{\prime }&=5 y+2 z \\ \end{align*}

0.942

9678

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=x+2 y+z \\ z^{\prime }&=3 y-z \\ \end{align*}

0.873

9679

\begin{align*} x^{\prime }&=x+z \\ y^{\prime }&=y \\ z^{\prime }&=x+z \\ \end{align*}

0.621

9680

\begin{align*} x^{\prime }&=-x-y \\ y^{\prime }&=\frac {3 x}{4}-\frac {3 y}{2}+3 z \\ z^{\prime }&=\frac {x}{8}+\frac {y}{4}-\frac {z}{2} \\ \end{align*}

1.106

9681

\begin{align*} x^{\prime }&=-x-y \\ y^{\prime }&=\frac {3 x}{4}-\frac {3 y}{2}+3 z \\ z^{\prime }&=\frac {x}{8}+\frac {y}{4}-\frac {z}{2} \\ \end{align*}

0.844

9682

\begin{align*} x^{\prime }&=-x+4 y+2 z \\ y^{\prime }&=4 x-y-2 z \\ z^{\prime }&=6 z \\ \end{align*}

0.773

9683

\begin{align*} x^{\prime }&=\frac {x}{2} \\ y^{\prime }&=x-\frac {y}{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 5 \\ \end{align*}

0.441

9684

\begin{align*} x^{\prime }&=x+y+4 z \\ y^{\prime }&=2 y \\ z^{\prime }&=x+y+z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 3 \\ z \left (0\right ) &= 0 \\ \end{align*}

0.802

9685

\begin{align*} x^{\prime }&=\frac {9 x}{10}+\frac {21 y}{10}+\frac {16 z}{5} \\ y^{\prime }&=\frac {7 x}{10}+\frac {13 y}{2}+\frac {21 z}{5} \\ z^{\prime }&=\frac {11 x}{10}+\frac {17 y}{10}+\frac {17 z}{5} \\ \end{align*}

93.912

9686

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{3}-\frac {9 x_{4}}{5} \\ x_{2}^{\prime }&=\frac {51 x_{2}}{10}-x_{4}+3 x_{5} \\ x_{3}^{\prime }&=x_{1}+2 x_{2}-3 x_{3} \\ x_{4}^{\prime }&=x_{2}-\frac {31 x_{3}}{10}+4 x_{4} \\ x_{5}^{\prime }&=-\frac {14 x_{1}}{5}+\frac {3 x_{4}}{2}-x_{5} \\ \end{align*}

53.599

9687

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=9 x-3 y \\ \end{align*}

0.381

9688

\begin{align*} x^{\prime }&=-6 x+5 y \\ y^{\prime }&=-5 x+4 y \\ \end{align*}

0.388

9689

\begin{align*} x^{\prime }&=-x+3 y \\ y^{\prime }&=-3 x+5 y \\ \end{align*}

0.388

9690

\begin{align*} x^{\prime }&=12 x-9 y \\ y^{\prime }&=4 x \\ \end{align*}

0.428

9691

\begin{align*} x^{\prime }&=3 x-y-z \\ y^{\prime }&=x+y-z \\ z^{\prime }&=x-y+z \\ \end{align*}

0.629

9692

\begin{align*} x^{\prime }&=3 x+2 y+4 z \\ y^{\prime }&=2 x+2 z \\ z^{\prime }&=4 x+2 y+3 z \\ \end{align*}

0.737

9693

\begin{align*} x^{\prime }&=5 x-4 y \\ y^{\prime }&=x+2 z \\ z^{\prime }&=2 y+5 z \\ \end{align*}

0.754

9694

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=3 y+z \\ z^{\prime }&=z-y \\ \end{align*}

0.604

9695

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 x+2 y-z \\ z^{\prime }&=y \\ \end{align*}

0.556

9696

\begin{align*} x^{\prime }&=4 x+y \\ y^{\prime }&=4 y+z \\ z^{\prime }&=4 z \\ \end{align*}

0.525

9697

\begin{align*} x^{\prime }&=2 x+4 y \\ y^{\prime }&=-x+6 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 6 \\ \end{align*}

0.431

9698

\begin{align*} x^{\prime }&=z \\ y^{\prime }&=y \\ z^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ z \left (0\right ) &= 5 \\ \end{align*}

0.582

9699

\begin{align*} x^{\prime }&=6 x-y \\ y^{\prime }&=5 x+2 y \\ \end{align*}

0.719

9700

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.511

9701

\begin{align*} x^{\prime }&=5 x+y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.638

9702

\begin{align*} x^{\prime }&=4 x+5 y \\ y^{\prime }&=-2 x+6 y \\ \end{align*}

0.681

9703

\begin{align*} x^{\prime }&=4 x-5 y \\ y^{\prime }&=5 x-4 y \\ \end{align*}

0.563

9704

\begin{align*} x^{\prime }&=x-8 y \\ y^{\prime }&=x-3 y \\ \end{align*}

0.644

9705

\begin{align*} x^{\prime }&=z \\ y^{\prime }&=-z \\ z^{\prime }&=y \\ \end{align*}

0.694

9706

\begin{align*} x^{\prime }&=2 x+y+2 z \\ y^{\prime }&=3 x+6 z \\ z^{\prime }&=-4 x-3 z \\ \end{align*}

1.306

9707

\begin{align*} x^{\prime }&=x-12 y-14 z \\ y^{\prime }&=x+2 y-3 z \\ z^{\prime }&=x+y-2 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 6 \\ z \left (0\right ) &= -7 \\ \end{align*}

1.092

9708

\begin{align*} x^{\prime }&=2 x+3 y-7 \\ y^{\prime }&=-x-2 y+5 \\ \end{align*}

0.796

9709

\begin{align*} x^{\prime }&=5 x+9 y+2 \\ y^{\prime }&=-x+11 y+6 \\ \end{align*}

0.700

9983

\begin{align*} x^{\prime }&=-2 x+3 y \\ y^{\prime }&=-2 x+5 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.557

9984

\begin{align*} x^{\prime }&=-x+4 y \\ y^{\prime }&=2 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.513

9985

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=-x+2 y+4 \,{\mathrm e}^{t} \\ \end{align*}

0.786

9986

\begin{align*} x^{\prime }&=6 x-7 y+10 \\ y^{\prime }&=x-2 y-2 \,{\mathrm e}^{t} \\ \end{align*}

1.070

10057

\begin{align*} x^{\prime }&=9 x+4 y \\ y^{\prime }&=-6 x-y \\ z^{\prime }&=6 x+4 y+3 z \\ \end{align*}

0.774

10058

\begin{align*} x^{\prime }&=x-3 y \\ y^{\prime }&=3 x+7 y \\ \end{align*}

0.434

10059

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=2 x+5 y \\ \end{align*}

0.418

10060

\begin{align*} x^{\prime }&=7 x+y \\ y^{\prime }&=-4 x+3 y \\ \end{align*}

0.488

10061

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=y \\ z^{\prime }&=z \\ \end{align*}

0.542

10062

\begin{align*} x^{\prime }&=2 x+y-z \\ y^{\prime }&=-x+2 z \\ z^{\prime }&=-x-2 y+4 z \\ \end{align*}

0.673

10233

\begin{align*} x^{\prime }&=x+2 y+2 t +1 \\ y^{\prime }&=5 x+y+3 t -1 \\ \end{align*}

1.707

10329

\begin{align*} x^{\prime }+y^{\prime }-x&=y+t \\ x^{\prime }+y^{\prime }&=2 x+3 y+{\mathrm e}^{t} \\ \end{align*}

0.252

10330

\begin{align*} 2 x^{\prime }+y^{\prime }-x&=y+t \\ x^{\prime }+y^{\prime }&=2 x+3 y+{\mathrm e}^{t} \\ \end{align*}

2.873

10331

\begin{align*} x^{\prime }+y^{\prime }-x&=y+t +\sin \left (t \right )+\cos \left (t \right ) \\ x^{\prime }+y^{\prime }&=2 x+3 y+{\mathrm e}^{t} \\ \end{align*}

0.303

10460

\begin{align*} x^{\prime }&=3 x+y \\ y^{\prime }&=-x+y \\ \end{align*}

0.448

13059

\begin{align*} x^{\prime }&=a x \\ y^{\prime }&=b \\ \end{align*}

0.404

13060

\begin{align*} x^{\prime }&=a y \\ y^{\prime }&=-a x \\ \end{align*}

0.373

13061

\begin{align*} x^{\prime }&=a y \\ y^{\prime }&=b x \\ \end{align*}

0.447

13062

\begin{align*} x^{\prime }&=a x-y \\ y^{\prime }&=x+a y \\ \end{align*}

0.366

13063

\begin{align*} x^{\prime }&=a x+b y \\ y^{\prime }&=c x+b y \\ \end{align*}

0.884

13064

\begin{align*} a x^{\prime }+b y^{\prime }&=\alpha x+\beta y \\ b x^{\prime }-a y^{\prime }&=\beta x-\alpha y \\ \end{align*}

0.737

13065

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=2 x+2 y \\ \end{align*}

0.497

13066

\begin{align*} x^{\prime }+3 x+4 y&=0 \\ y^{\prime }+2 x+5 y&=0 \\ \end{align*}

0.349

13067

\begin{align*} x^{\prime }&=-5 x-2 y \\ y^{\prime }&=x-7 y \\ \end{align*}

0.479

13068

\begin{align*} x^{\prime }&=a_{1} x+b_{1} y+c_{1} \\ y^{\prime }&=a_{2} x+b_{2} y+c_{2} \\ \end{align*}

2.789

13069

\begin{align*} x^{\prime }+2 y&=3 t \\ y^{\prime }-2 x&=4 \\ \end{align*}

0.577

13070

\begin{align*} x^{\prime }+y-t^{2}+6 t +1&=0 \\ -x+y^{\prime }&=-3 t^{2}+3 t +1 \\ \end{align*}

0.657

13071

\begin{align*} x^{\prime }+3 x-y&={\mathrm e}^{2 t} \\ y^{\prime }+x+5 y&={\mathrm e}^{t} \\ \end{align*}

0.564

13072

\begin{align*} x^{\prime }+2 x+y^{\prime }+y&={\mathrm e}^{2 t}+t \\ x^{\prime }-x+y^{\prime }+3 y&={\mathrm e}^{t}-1 \\ \end{align*}

0.192

13073

\begin{align*} x^{\prime }+y^{\prime }-y&={\mathrm e}^{t} \\ 2 x^{\prime }+y^{\prime }+2 y&=\cos \left (t \right ) \\ \end{align*}

0.618

13074

\begin{align*} 4 x^{\prime }+9 y^{\prime }+2 x+31 y&={\mathrm e}^{t} \\ 3 x^{\prime }+7 y^{\prime }+x+24 y&=3 \\ \end{align*}

1.021

13075

\begin{align*} 4 x^{\prime }+9 y^{\prime }+11 x+31 y&={\mathrm e}^{t} \\ 3 x^{\prime }+7 y^{\prime }+8 x+24 y&={\mathrm e}^{2 t} \\ \end{align*}

0.574

13076

\begin{align*} 4 x^{\prime }+9 y^{\prime }+44 x+49 y&=t \\ 3 x^{\prime }+7 y^{\prime }+34 x+38 y&={\mathrm e}^{t} \\ \end{align*}

0.657

13077

\begin{align*} x^{\prime }&=x f \left (t \right )+y g \left (t \right ) \\ y^{\prime }&=-x g \left (t \right )+y f \left (t \right ) \\ \end{align*}

0.032

13078

\begin{align*} x^{\prime }+\left (a x+b y\right ) f \left (t \right )&=g \left (t \right ) \\ y^{\prime }+\left (c x+d y\right ) f \left (t \right )&=h \left (t \right ) \\ \end{align*}

0.045

13079

\begin{align*} x^{\prime }&=x \cos \left (t \right ) \\ y^{\prime }&=x \,{\mathrm e}^{-\sin \left (t \right )} \\ \end{align*}

0.035

13080

\begin{align*} t x^{\prime }+y&=0 \\ y^{\prime } t +x&=0 \\ \end{align*}

0.026

13081

\begin{align*} t x^{\prime }+2 x&=t \\ y^{\prime } t -\left (t +2\right ) x-t y&=-t \\ \end{align*}

0.033

13082

\begin{align*} t x^{\prime }+2 x-2 y&=t \\ y^{\prime } t +x+5 y&=t^{2} \\ \end{align*}

0.032

13083

\begin{align*} t^{2} \left (1-\sin \left (t \right )\right ) x^{\prime }&=t \left (1-2 \sin \left (t \right )\right ) x+t^{2} y \\ t^{2} \left (1-\sin \left (t \right )\right ) y^{\prime }&=\left (t \cos \left (t \right )-\sin \left (t \right )\right ) x+t \left (1-t \cos \left (t \right )\right ) y \\ \end{align*}

0.048

13084

\begin{align*} x^{\prime }+y^{\prime }+y&=f \left (t \right ) \\ x^{\prime \prime }+y^{\prime \prime }+y^{\prime }+x+y&=g \left (t \right ) \\ \end{align*}

0.037

13085

\begin{align*} 2 x^{\prime }+y^{\prime }-3 x&=0 \\ x^{\prime \prime }+y^{\prime }-2 y&={\mathrm e}^{2 t} \\ \end{align*}

0.033

13086

\begin{align*} x^{\prime }+x-y^{\prime }&=2 t \\ x^{\prime \prime }+y^{\prime }-9 x+3 y&=\sin \left (2 t \right ) \\ \end{align*}

0.036

13087

\begin{align*} x^{\prime }-x+2 y&=0 \\ x^{\prime \prime }-2 y^{\prime }&=2 t -\cos \left (2 t \right ) \\ \end{align*}

0.042

13088

\begin{align*} t x^{\prime }-y^{\prime } t -2 y&=0 \\ t x^{\prime \prime }+2 x^{\prime }+t x&=0 \\ \end{align*}

0.034

13089

\begin{align*} x^{\prime \prime }+a y&=0 \\ y^{\prime \prime }-a^{2} y&=0 \\ \end{align*}

0.025

13090

\begin{align*} x^{\prime \prime }&=a x+b y \\ y^{\prime \prime }&=c x+d y \\ \end{align*}

0.037

13091

\begin{align*} x^{\prime \prime }&=a_{1} x+b_{1} y+c_{1} \\ y^{\prime \prime }&=a_{2} x+b_{2} y+c_{2} \\ \end{align*}

0.025

13092

\begin{align*} x^{\prime \prime }+x+y&=-5 \\ y^{\prime \prime }-4 x-3 y&=-3 \\ \end{align*}

0.036

13093

\begin{align*} x^{\prime \prime }&=\left (3 \cos \left (a t +b \right )^{2}-1\right ) c^{2} x+\frac {3 c^{2} y \sin \left (2 a t b \right )}{2} \\ y^{\prime \prime }&=\left (3 \sin \left (a t +b \right )^{2}-1\right ) c^{2} y+\frac {3 c^{2} x \sin \left (2 a t b \right )}{2} \\ \end{align*}

0.036

13094

\begin{align*} x^{\prime \prime }+6 x+7 y&=0 \\ y^{\prime \prime }+3 x+2 y&=2 t \\ \end{align*}

0.027

13095

\begin{align*} x^{\prime \prime }-a y^{\prime }+b x&=0 \\ y^{\prime \prime }+a x^{\prime }+b y&=0 \\ \end{align*}

0.042

13096

\begin{align*} a_{1} x^{\prime \prime }+b_{1} x^{\prime }+c_{1} x-A y^{\prime }&=B \,{\mathrm e}^{i \omega t} \\ a_{2} y^{\prime \prime }+b_{2} y^{\prime }+c_{2} y+A x^{\prime }&=0 \\ \end{align*}

0.057

13097

\begin{align*} x^{\prime \prime }+a \left (x^{\prime }-y^{\prime }\right )+b_{1} x&=c_{1} {\mathrm e}^{i \omega t} \\ y^{\prime \prime }+a \left (y^{\prime }-x^{\prime }\right )+b_{2} y&=c_{2} {\mathrm e}^{i \omega t} \\ \end{align*}

0.048

13098

\begin{align*} \operatorname {a11} x^{\prime \prime }+\operatorname {b11} x^{\prime }+\operatorname {c11} x+\operatorname {a12} y^{\prime \prime }+\operatorname {b12} y^{\prime }+\operatorname {c12} y&=0 \\ \operatorname {a21} x^{\prime \prime }+\operatorname {b21} x^{\prime }+\operatorname {c21} x+\operatorname {a22} y^{\prime \prime }+\operatorname {b22} y^{\prime }+\operatorname {c22} y&=0 \\ \end{align*}

0.063

13099

\begin{align*} x^{\prime \prime }-2 x^{\prime }-y^{\prime }+y&=0 \\ y^{\prime \prime \prime }-y^{\prime \prime }+2 x^{\prime }-x&=t \\ \end{align*}

0.038

13100

\begin{align*} x^{\prime \prime }+y^{\prime \prime }+y^{\prime }&=\sinh \left (2 t \right ) \\ 2 x^{\prime \prime }+y^{\prime \prime }&=2 t \\ \end{align*}

0.035

13101

\begin{align*} x^{\prime \prime }-x^{\prime }+y^{\prime }&=0 \\ x^{\prime \prime }+y^{\prime \prime }-x&=0 \\ \end{align*}

0.030

13102

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=3 x-2 y \\ z^{\prime }&=2 y+3 z \\ \end{align*}

0.580

13103

\begin{align*} x^{\prime }&=4 x \\ y^{\prime }&=x-2 y \\ z^{\prime }&=x-4 y+z \\ \end{align*}

0.585

13104

\begin{align*} x^{\prime }&=y-z \\ y^{\prime }&=x+y \\ z^{\prime }&=x+z \\ \end{align*}

0.488

13105

\begin{align*} x^{\prime }-y+z&=0 \\ -x+y^{\prime }-y&=t \\ z^{\prime }-x-z&=t \\ \end{align*}

0.698

13106

\begin{align*} a x^{\prime }&=b c \left (y-z\right ) \\ b y^{\prime }&=c a \left (z-x\right ) \\ c z^{\prime }&=a b \left (x-y\right ) \\ \end{align*}

1.670

13107

\begin{align*} x^{\prime }&=c y-b z \\ y^{\prime }&=a z-c x \\ z^{\prime }&=b x-a y \\ \end{align*}

1.366

13108

\begin{align*} x^{\prime }&=x+y-z \\ y^{\prime }&=y+z-x \\ z^{\prime }&=x-y+z \\ \end{align*}

0.836

13109

\begin{align*} x^{\prime }&=-3 x+48 y-28 z \\ y^{\prime }&=-4 x+40 y-22 z \\ z^{\prime }&=-6 x+57 y-31 z \\ \end{align*}

0.701

13110

\begin{align*} x^{\prime }&=6 x-72 y+44 z \\ y^{\prime }&=4 x-4 y+26 z \\ z^{\prime }&=6 x-63 y+38 z \\ \end{align*}

13.614

13111

\begin{align*} x^{\prime }&=a x+g y+\beta z \\ y^{\prime }&=g x+b y+\alpha z \\ z^{\prime }&=\beta x+\alpha y+c z \\ \end{align*}

86.938

13112

\begin{align*} t x^{\prime }&=2 x-t \\ t^{3} y^{\prime }&=-x+t^{2} y+t \\ t^{4} z^{\prime }&=-x-t^{2} y+t^{3} z+t \\ \end{align*}

0.050

13113

\begin{align*} a t x^{\prime }&=b c \left (y-z\right ) \\ b t y^{\prime }&=c a \left (z-x\right ) \\ c t z^{\prime }&=a b \left (x-y\right ) \\ \end{align*}

0.056

13114

\begin{align*} x_{1}^{\prime }&=a x_{2}+b x_{3} \cos \left (c t \right )+b x_{4} \sin \left (c t \right ) \\ x_{2}^{\prime }&=-a x_{1}+b x_{3} \sin \left (c t \right )-b x_{4} \cos \left (c t \right ) \\ x_{3}^{\prime }&=-b x_{1} \cos \left (c t \right )-b x_{2} \sin \left (c t \right )+a x_{4} \\ x_{4}^{\prime }&=-b x_{1} \sin \left (c t \right )+b x_{2} \cos \left (c t \right )-a x_{3} \\ \end{align*}

0.080

13115

\begin{align*} x^{\prime }&=-x \left (x+y\right ) \\ y^{\prime }&=y \left (x+y\right ) \\ \end{align*}

0.041

13116

\begin{align*} x^{\prime }&=\left (a y+b \right ) x \\ y^{\prime }&=\left (c x+d \right ) y \\ \end{align*}

0.033

13117

\begin{align*} x^{\prime }&=x \left (a \left (p x+q y\right )+\alpha \right ) \\ y^{\prime }&=y \left (\beta +b \left (p x+q y\right )\right ) \\ \end{align*}

0.044

13118

\begin{align*} x^{\prime }&=h \left (a -x\right ) \left (c -x-y\right ) \\ y^{\prime }&=k \left (b -y\right ) \left (c -x-y\right ) \\ \end{align*}

0.034

13119

\begin{align*} x^{\prime }&=y^{2}-\cos \left (x\right ) \\ y^{\prime }&=-y \sin \left (x\right ) \\ \end{align*}

0.042

13120

\begin{align*} x^{\prime }&=-x \,y^{2}+x+y \\ y^{\prime }&=y \,x^{2}-x-y \\ \end{align*}

0.032

13121

\begin{align*} x^{\prime }&=x+y-x \left (x^{2}+y^{2}\right ) \\ y^{\prime }&=-x+y-y \left (x^{2}+y^{2}\right ) \\ \end{align*}

0.045

13122

\begin{align*} x^{\prime }&=-y+x \left (x^{2}+y^{2}-1\right ) \\ y^{\prime }&=x+y \left (x^{2}+y^{2}-1\right ) \\ \end{align*}

0.034

13123

\begin{align*} \left (t^{2}+1\right ) x^{\prime }&=-t x+y \\ \left (t^{2}+1\right ) y^{\prime }&=-x-t y \\ \end{align*}

0.047

13124

\begin{align*} \left (x^{2}+y^{2}-t^{2}\right ) x^{\prime }&=-2 t x \\ \left (x^{2}+y^{2}-t^{2}\right ) y^{\prime }&=-2 t y \\ \end{align*}

0.052

13125

\begin{align*} {x^{\prime }}^{2}+t x^{\prime }+a y^{\prime }-x&=0 \\ x^{\prime } y^{\prime }+y^{\prime } t -y&=0 \\ \end{align*}

0.074

13126

\begin{align*} x&=t x^{\prime }+f \left (x^{\prime }, y^{\prime }\right ) \\ y&=y^{\prime } t +g \left (x^{\prime }, y^{\prime }\right ) \\ \end{align*}

0.075

13127

\begin{align*} x^{\prime \prime }&=a \,{\mathrm e}^{2 x}-{\mathrm e}^{-x}+{\mathrm e}^{-2 x} \cos \left (y\right )^{2} \\ y^{\prime \prime }&={\mathrm e}^{-2 x} \sin \left (y\right ) \cos \left (y\right )-\frac {\sin \left (y\right )}{\cos \left (y\right )^{3}} \\ \end{align*}

0.045

13128

\begin{align*} x^{\prime \prime }&=\frac {k x}{\left (x^{2}+y^{2}\right )^{{3}/{2}}} \\ y^{\prime \prime }&=\frac {k y}{\left (x^{2}+y^{2}\right )^{{3}/{2}}} \\ \end{align*}

0.028

13129

\begin{align*} x^{\prime }&=y-z \\ y^{\prime }&=x^{2}+y \\ z^{\prime }&=x^{2}+z \\ \end{align*}

0.049

13130

\begin{align*} a x^{\prime }&=\left (b -c \right ) y z \\ b y^{\prime }&=\left (c -a \right ) z x \\ c z^{\prime }&=\left (a -b \right ) x y \\ \end{align*}

0.048

13131

\begin{align*} x^{\prime }&=x \left (y-z\right ) \\ y^{\prime }&=y \left (z-x\right ) \\ z^{\prime }&=z \left (x-y\right ) \\ \end{align*}

0.060

13132

\begin{align*} x^{\prime }+y^{\prime }&=x y \\ y^{\prime }+z^{\prime }&=y z \\ x^{\prime }+z^{\prime }&=x z \\ \end{align*}

0.051

13133

\begin{align*} x^{\prime }&=\frac {x^{2}}{2}-\frac {y}{24} \\ y^{\prime }&=2 x y-3 z \\ z^{\prime }&=3 x z-\frac {y^{2}}{6} \\ \end{align*}

0.050

13134

\begin{align*} x^{\prime }&=x \left (y^{2}-z^{2}\right ) \\ y^{\prime }&=y \left (z^{2}-x^{2}\right ) \\ z^{\prime }&=z \left (x^{2}-y^{2}\right ) \\ \end{align*}

0.040

13135

\begin{align*} x^{\prime }&=x \left (y^{2}-z^{2}\right ) \\ y^{\prime }&=-y \left (z^{2}+x^{2}\right ) \\ z^{\prime }&=z \left (x^{2}+y^{2}\right ) \\ \end{align*}

0.051

13136

\begin{align*} x^{\prime }&=-x \,y^{2}+x+y \\ y^{\prime }&=y \,x^{2}-x-y \\ z^{\prime }&=y^{2}-x^{2} \\ \end{align*}

0.039

13137

\begin{align*} \left (x-y\right ) \left (x-z\right ) x^{\prime }&=f \left (t \right ) \\ \left (-x+y\right ) \left (y-z\right ) y^{\prime }&=f \left (t \right ) \\ \left (z-x\right ) \left (z-y\right ) z^{\prime }&=f \left (t \right ) \\ \end{align*}

0.060

14191

\begin{align*} 3 x^{\prime }+3 x+2 y&={\mathrm e}^{t} \\ 4 x-3 y^{\prime }+3 y&=3 t \\ \end{align*}

1.661

14374

\begin{align*} x^{\prime }&=-3 y \\ y^{\prime }&=2 x \\ \end{align*}

1.003

14375

\begin{align*} x^{\prime }&=-2 y \\ y^{\prime }&=-4 x \\ \end{align*}

0.990

14376

\begin{align*} x^{\prime }&=-3 x \\ y^{\prime }&=2 y \\ \end{align*}

0.510

14377

\begin{align*} x^{\prime }&=4 y \\ y^{\prime }&=2 y \\ \end{align*}

0.684

14378

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=x+2 y \\ \end{align*}

0.643

14379

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+y \\ \end{align*}

0.849

14380

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=x \\ \end{align*}

0.814

14381

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.869

14382

\begin{align*} x^{\prime }&=-2 x-3 y \\ y^{\prime }&=-x+4 y \\ \end{align*}

1.186

14383

\begin{align*} x^{\prime }&=-3 y \\ y^{\prime }&=-2 x+y \\ \end{align*}

0.838

14384

\begin{align*} x^{\prime }&=-2 x \\ y^{\prime }&=x \\ \end{align*}

0.664

14385

\begin{align*} x^{\prime }&=-2 x-y \\ y^{\prime }&=-4 y \\ \end{align*}

0.682

14386

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=-2 x+4 y \\ \end{align*}

0.865

14387

\begin{align*} x^{\prime }&=-6 y \\ y^{\prime }&=6 y \\ \end{align*}

0.615

14388

\begin{align*} x^{\prime }&=2 x+3 y \\ y^{\prime }&=-x-14 \\ \end{align*}

4.595

14389

\begin{align*} x^{\prime }&=3 y-3 x \\ y^{\prime }&=x+2 y-1 \\ \end{align*}

2.607

14390

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-3 y \\ \end{align*}

0.782

14391

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=3 x-4 y \\ \end{align*}

0.702

14392

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=x-2 y \\ \end{align*}

1.090

14393

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=3 y-3 x \\ \end{align*}

2.484

14394

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=3 x-4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.833

14395

\begin{align*} x^{\prime }&=5 x-y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.834

14396

\begin{align*} x^{\prime }&=-3 x+y \\ y^{\prime }&=-3 y \\ \end{align*}

0.548

14397

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.639

14398

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=3 x+2 y \\ \end{align*}

0.859

14399

\begin{align*} x^{\prime }&=-3 x+4 y \\ y^{\prime }&=-3 y \\ \end{align*}

0.604

14400

\begin{align*} x^{\prime }&=2 x+2 y \\ y^{\prime }&=6 x+3 y \\ \end{align*}

0.908

14401

\begin{align*} x^{\prime }&=-5 x+3 y \\ y^{\prime }&=2 x-10 y \\ \end{align*}

0.902

14402

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=2 y \\ \end{align*}

0.464

14403

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=4 x-y \\ \end{align*}

1.141

14404

\begin{align*} x^{\prime }&=5 x-4 y \\ y^{\prime }&=x+y \\ \end{align*}

0.779

14405

\begin{align*} x^{\prime }&=9 y \\ y^{\prime }&=-x \\ \end{align*}

0.837

14406

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.681

14407

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=-2 x+4 y \\ \end{align*}

0.874

14408

\begin{align*} x^{\prime }&=3 x-y+1 \\ y^{\prime }&=x+y+2 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.968

14409

\begin{align*} x^{\prime }&=-5 x+3 y+{\mathrm e}^{-t} \\ y^{\prime }&=2 x-10 y \\ \end{align*}

1.221

14410

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+\cos \left (w t \right ) \\ \end{align*}

1.878

14411

\begin{align*} x^{\prime }&=3 x+2 y+3 \\ y^{\prime }&=7 x+5 y+2 t \\ \end{align*}

3.478

14412

\begin{align*} x^{\prime }&=x-3 y \\ y^{\prime }&=3 x+7 y \\ \end{align*}

0.715

14771

\begin{align*} x^{\prime }+y^{\prime }-2 x-4 y&={\mathrm e}^{t} \\ x^{\prime }+y^{\prime }-y&={\mathrm e}^{4 t} \\ \end{align*}

1.503

14772

\begin{align*} x^{\prime }+y^{\prime }-x&=-2 t \\ x^{\prime }+y^{\prime }-3 x-y&=t^{2} \\ \end{align*}

1.348

14773

\begin{align*} x^{\prime }+y^{\prime }-x-3 y&={\mathrm e}^{t} \\ x^{\prime }+y^{\prime }+x&={\mathrm e}^{3 t} \\ \end{align*}

0.387

14774

\begin{align*} x^{\prime }+y^{\prime }-x-2 y&=2 \,{\mathrm e}^{t} \\ x^{\prime }+y^{\prime }-3 x-4 y&={\mathrm e}^{2 t} \\ \end{align*}

0.273

14775

\begin{align*} 2 x^{\prime }+y^{\prime }-x-y&={\mathrm e}^{-t} \\ x^{\prime }+2 x+y^{\prime }+y&={\mathrm e}^{t} \\ \end{align*}

1.638

14776

\begin{align*} 2 x^{\prime }+y^{\prime }-3 x-y&=t \\ x^{\prime }+y^{\prime }-4 x-y&={\mathrm e}^{t} \\ \end{align*}

1.219

14777

\begin{align*} x^{\prime }+y^{\prime }-x-6 y&={\mathrm e}^{3 t} \\ x^{\prime }+2 y^{\prime }-2 x-6 y&=t \\ \end{align*}

2.134

14778

\begin{align*} x^{\prime }+y^{\prime }-x-3 y&=3 t \\ x^{\prime }+2 y^{\prime }-2 x-3 y&=1 \\ \end{align*}

1.853

14779

\begin{align*} x^{\prime }+y^{\prime }+2 y&=\sin \left (t \right ) \\ x^{\prime }+y^{\prime }-x-y&=0 \\ \end{align*}

0.450

14780

\begin{align*} x^{\prime }-y^{\prime }-2 x+4 y&=t \\ x^{\prime }+y^{\prime }-x-y&=1 \\ \end{align*}

2.218

14781

\begin{align*} 2 x^{\prime }+y^{\prime }+x+5 y&=4 t \\ x^{\prime }+y^{\prime }+2 x+2 y&=2 \\ \end{align*}

2.150

14782

\begin{align*} x^{\prime }+y^{\prime }-x+5 y&=t^{2} \\ x^{\prime }+2 y^{\prime }-2 x+4 y&=2 t +1 \\ \end{align*}

4.293

14783

\begin{align*} 2 x^{\prime }+y^{\prime }+x+y&=t^{2}+4 t \\ x^{\prime }+y^{\prime }+2 x+2 y&=2 t^{2}-2 t \\ \end{align*}

1.288

14784

\begin{align*} 3 x^{\prime }+2 y^{\prime }-x+y&=t -1 \\ x^{\prime }+y^{\prime }-x&=t +2 \\ \end{align*}

1.575

14785

\begin{align*} 2 x^{\prime }+4 y^{\prime }+x-y&=3 \,{\mathrm e}^{t} \\ x^{\prime }+y^{\prime }+2 x+2 y&={\mathrm e}^{t} \\ \end{align*}

1.312

14786

\begin{align*} 2 x^{\prime }+y^{\prime }-x-y&=-2 t \\ x^{\prime }+y^{\prime }+x-y&=t^{2} \\ \end{align*}

1.103

14787

\begin{align*} 2 x^{\prime }+y^{\prime }-x-y&=1 \\ x^{\prime }+y^{\prime }+2 x-y&=t \\ \end{align*}

1.230

14788

\begin{align*} x^{\prime }&=3 x+4 y \\ y^{\prime }&=2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.816

14789

\begin{align*} x^{\prime }&=5 x+3 y \\ y^{\prime }&=4 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 8 \\ \end{align*}

0.901

14790

\begin{align*} x^{\prime }&=5 x+2 y+5 t \\ y^{\prime }&=3 x+4 y+17 t \\ \end{align*}

1.230

14791

\begin{align*} x^{\prime }&=5 x-2 y \\ y^{\prime }&=4 x-y \\ \end{align*}

0.825

14792

\begin{align*} x^{\prime }&=5 x-y \\ y^{\prime }&=3 x+y \\ \end{align*}

0.774

14793

\begin{align*} x^{\prime }&=-2 x+7 y \\ y^{\prime }&=3 x+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 9 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.824

14794

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=7 x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 6 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.839

14809

\begin{align*} x^{\prime }&=x+y-z \\ y^{\prime }&=2 x+3 y-4 z \\ z^{\prime }&=4 x+y-4 z \\ \end{align*}

1.461

14810

\begin{align*} x^{\prime }&=x-y-z \\ y^{\prime }&=x+3 y+z \\ z^{\prime }&=-3 x-6 y+6 z \\ \end{align*}

1.542

14853

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=3 x+y \\ \end{align*}

0.727

14854

\begin{align*} x^{\prime }&=3 x+2 y \\ y^{\prime }&=x+2 y \\ \end{align*}

0.827

14855

\begin{align*} x^{\prime }&=3 x+4 y \\ y^{\prime }&=3 x+2 y \\ \end{align*}

0.815

14856

\begin{align*} x^{\prime }&=2 x+5 y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.815

14857

\begin{align*} x^{\prime }&=2 x-4 y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.999

14858

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=4 x+5 y \\ \end{align*}

1.117

14859

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+5 y \\ \end{align*}

1.197

14860

\begin{align*} x^{\prime }&=x+7 y \\ y^{\prime }&=3 x+5 y \\ \end{align*}

0.842

14861

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=3 x-y \\ \end{align*}

0.813

14862

\begin{align*} x^{\prime }&=a x+b y \\ y^{\prime }&=c x+d y \\ \end{align*}

2.346

14863

\begin{align*} x^{\prime }&=4 x-4 y-x \left (x^{2}+y^{2}\right ) \\ y^{\prime }&=4 x+4 y-y \left (x^{2}+y^{2}\right ) \\ \end{align*}

0.038

14864

\begin{align*} x^{\prime }&=y+\frac {x \left (1-x^{2}-y^{2}\right )}{\sqrt {x^{2}+y^{2}}} \\ y^{\prime }&=-x+\frac {y \left (1-x^{2}-y^{2}\right )}{\sqrt {x^{2}+y^{2}}} \\ \end{align*}

0.053

14870

\begin{align*} x^{\prime }&=x-x^{2} \\ y^{\prime }&=2 y-y^{2} \\ \end{align*}

0.026

14984

\begin{align*} x^{\prime }&=4 x-y \\ y^{\prime }&=2 x+y+t^{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

1.196

14985

\begin{align*} x^{\prime }&=x-4 y+\cos \left (2 t \right ) \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

1.823

14986

\begin{align*} x^{\prime }&=2 x+2 y \\ y^{\prime }&=6 x+3 y+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

1.145

14987

\begin{align*} x^{\prime }&=5 x-4 y+{\mathrm e}^{3 t} \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

1.011

14988

\begin{align*} x^{\prime }&=2 x+5 y \\ y^{\prime }&=-2 x+\cos \left (3 t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

2.330

14989

\begin{align*} x^{\prime }&=x+y+{\mathrm e}^{-t} \\ y^{\prime }&=4 x-2 y+{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

1.318

14990

\begin{align*} x^{\prime }&=8 x+14 y \\ y^{\prime }&=7 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.886

15000

\begin{align*} x^{\prime }&=8 x+14 y \\ y^{\prime }&=7 x+y \\ \end{align*}

0.778

15001

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=-5 x-3 y \\ \end{align*}

0.381

15002

\begin{align*} x^{\prime }&=11 x-2 y \\ y^{\prime }&=3 x+4 y \\ \end{align*}

0.260

15003

\begin{align*} x^{\prime }&=x+20 y \\ y^{\prime }&=40 x-19 y \\ \end{align*}

0.255

15004

\begin{align*} x^{\prime }&=-2 x+2 y \\ y^{\prime }&=x-y \\ \end{align*}

0.227

15005

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x-y \\ \end{align*}

0.608

15006

\begin{align*} x^{\prime }&=-2 x+3 y \\ y^{\prime }&=-6 x+4 y \\ \end{align*}

0.438

15007

\begin{align*} x^{\prime }&=-11 x-2 y \\ y^{\prime }&=13 x-9 y \\ \end{align*}

0.490

15008

\begin{align*} x^{\prime }&=7 x-5 y \\ y^{\prime }&=10 x-3 y \\ \end{align*}

0.455

15009

\begin{align*} x^{\prime }&=5 x-4 y \\ y^{\prime }&=x+y \\ \end{align*}

0.251

15010

\begin{align*} x^{\prime }&=-6 x+2 y \\ y^{\prime }&=-2 x-2 y \\ \end{align*}

0.229

15011

\begin{align*} x^{\prime }&=-3 x-y \\ y^{\prime }&=x-5 y \\ \end{align*}

0.211

15012

\begin{align*} x^{\prime }&=13 x \\ y^{\prime }&=13 y \\ \end{align*}

0.173

15013

\begin{align*} x^{\prime }&=7 x-4 y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.230

15014

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x+y \\ \end{align*}

0.188

15111

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.342

15112

\begin{align*} x^{\prime }+5 x+y&={\mathrm e}^{t} \\ y^{\prime }-x-3 y&={\mathrm e}^{2 t} \\ \end{align*}

1.674

15113

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}

1.092

15114

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=\frac {y^{2}}{x} \\ \end{align*}

0.029

15265

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=3 x-4 y \\ \end{align*}

0.345

15266

\begin{align*} x^{\prime }&=\frac {5 x}{4}+\frac {3 y}{4} \\ y^{\prime }&=\frac {x}{2}-\frac {3 y}{2} \\ \end{align*}

0.529

15267

\begin{align*} x^{\prime }-x+2 y&=0 \\ y^{\prime }+y-x&=0 \\ \end{align*}

0.344

15268

\begin{align*} x^{\prime }+5 x-2 y&=0 \\ 2 x+y^{\prime }-y&=0 \\ \end{align*}

0.491

15269

\begin{align*} x^{\prime }-3 x+2 y&=0 \\ y^{\prime }-x+3 y&=0 \\ \end{align*}

0.451

15270

\begin{align*} x^{\prime }+x-z&=0 \\ x+y^{\prime }-y&=0 \\ z^{\prime }+x+2 y-3 z&=0 \\ \end{align*}

0.514

15271

\begin{align*} x^{\prime }&=-\frac {x}{2}+2 y-3 z \\ y^{\prime }&=y-\frac {z}{2} \\ z^{\prime }&=-2 x+z \\ \end{align*}

1.095

15272

\begin{align*} x^{\prime }+y^{\prime }&=y \\ x^{\prime }-y^{\prime }&=x \\ \end{align*}

0.366

15273

\begin{align*} x^{\prime }+2 y^{\prime }&=t \\ x^{\prime }-y^{\prime }&=x+y \\ \end{align*}

0.515

15274

\begin{align*} x^{\prime }-y^{\prime }&=x+y-t \\ 2 x^{\prime }+3 y^{\prime }&=2 x+6 \\ \end{align*}

0.621

15275

\begin{align*} 2 x^{\prime }-y^{\prime }&=t \\ 3 x^{\prime }+2 y^{\prime }&=y \\ \end{align*}

0.479

15276

\begin{align*} 5 x^{\prime }-3 y^{\prime }&=x+y \\ 3 x^{\prime }-y^{\prime }&=t \\ \end{align*}

0.531

15277

\begin{align*} x^{\prime }-4 y^{\prime }&=0 \\ 2 x^{\prime }-3 y^{\prime }&=y+t \\ \end{align*}

0.497

15278

\begin{align*} 3 x^{\prime }+2 y^{\prime }&=\sin \left (t \right ) \\ x^{\prime }-2 y^{\prime }&=x+y+t \\ \end{align*}

0.681

15279

\begin{align*} x^{\prime }&=-4 x+9 y+12 \,{\mathrm e}^{-t} \\ y^{\prime }&=-5 x+2 y \\ \end{align*}

0.880

15280

\begin{align*} x^{\prime }&=-7 x+6 y+6 \,{\mathrm e}^{-t} \\ y^{\prime }&=-12 x+5 y+37 \\ \end{align*}

1.085

15281

\begin{align*} x^{\prime }&=-7 x+10 y+18 \,{\mathrm e}^{t} \\ y^{\prime }&=-10 x+9 y+37 \\ \end{align*}

1.432

15282

\begin{align*} x^{\prime }&=-14 x+39 y+78 \sinh \left (t \right ) \\ y^{\prime }&=-6 x+16 y+6 \cosh \left (t \right ) \\ \end{align*}

1.428

15283

\begin{align*} x^{\prime }&=2 x+4 y-2 z-2 \sinh \left (t \right ) \\ y^{\prime }&=4 x+2 y-2 z+10 \cosh \left (t \right ) \\ z^{\prime }&=-x+3 y+z+5 \\ \end{align*}

1.495

15284

\begin{align*} x^{\prime }&=2 x+6 y-2 z+50 \,{\mathrm e}^{t} \\ y^{\prime }&=6 x+2 y-2 z+21 \,{\mathrm e}^{-t} \\ z^{\prime }&=-x+6 y+z+9 \\ \end{align*}

1.296

15285

\begin{align*} x^{\prime }&=-2 x-2 y+4 z \\ y^{\prime }&=-2 x+y+2 z \\ z^{\prime }&=-4 x-2 y+6 z+{\mathrm e}^{2 t} \\ \end{align*}

0.849

15286

\begin{align*} x^{\prime }&=3 x-2 y+3 z \\ y^{\prime }&=x-y+2 z+2 \,{\mathrm e}^{-t} \\ z^{\prime }&=-2 x+2 y-2 z \\ \end{align*}

1.062

15287

\begin{align*} x^{\prime }&=7 x+y-1-6 \,{\mathrm e}^{t} \\ y^{\prime }&=-4 x+3 y+4 \,{\mathrm e}^{t}-3 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.570

15288

\begin{align*} x^{\prime }&=3 x-2 y+24 \sin \left (t \right ) \\ y^{\prime }&=9 x-3 y+12 \cos \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.814

15289

\begin{align*} x^{\prime }&=7 x-4 y+10 \,{\mathrm e}^{t} \\ y^{\prime }&=3 x+14 y+6 \,{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

20.602

15290

\begin{align*} x^{\prime }&=-7 x+4 y+6 \,{\mathrm e}^{3 t} \\ y^{\prime }&=-5 x+2 y+6 \,{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.634

15291

\begin{align*} x^{\prime }&=-3 x-3 y+z \\ y^{\prime }&=2 y+2 z+29 \,{\mathrm e}^{-t} \\ z^{\prime }&=5 x+y+z+39 \,{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ z \left (0\right ) &= 3 \\ \end{align*}

34.834

15292

\begin{align*} x^{\prime }&=2 x+y-z+5 \sin \left (t \right ) \\ y^{\prime }&=y+z-10 \cos \left (t \right ) \\ z^{\prime }&=x+z+2 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ z \left (0\right ) &= 3 \\ \end{align*}

2.031

15293

\begin{align*} x^{\prime }&=-3 x+3 y+z+5 \sin \left (2 t \right ) \\ y^{\prime }&=x-5 y-3 z+5 \cos \left (2 t \right ) \\ z^{\prime }&=-3 x+7 y+3 z+23 \,{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ z \left (0\right ) &= 3 \\ \end{align*}

3.473

15294

\begin{align*} x^{\prime }&=-3 x+y-3 z+2 \,{\mathrm e}^{t} \\ y^{\prime }&=4 x-y+2 z+4 \,{\mathrm e}^{t} \\ z^{\prime }&=4 x-2 y+3 z+4 \,{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ z \left (0\right ) &= 3 \\ \end{align*}

1.625

15295

\begin{align*} x^{\prime }&=x+5 y+10 \sinh \left (t \right ) \\ y^{\prime }&=19 x-13 y+24 \sinh \left (t \right ) \\ \end{align*}

0.820

15296

\begin{align*} x^{\prime }&=9 x-3 y-6 t \\ y^{\prime }&=-x+11 y+10 t \\ \end{align*}

0.939

15445

\begin{align*} x^{\prime }&=1+y \\ y^{\prime }&=1+x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -2 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.493

15446

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.364

15447

\begin{align*} 4 x^{\prime }-y^{\prime }+3 x&=\sin \left (t \right ) \\ x^{\prime }+y&=\cos \left (t \right ) \\ \end{align*}

0.773

15458

\begin{align*} x^{\prime }&=2 x-3 y \\ y^{\prime }&=5 x+6 y \\ \end{align*}

0.872

15459

\begin{align*} x^{\prime }&=-4 x-10 y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.500

15460

\begin{align*} x^{\prime }&=12 x+18 y \\ y^{\prime }&=-8 x-12 y \\ \end{align*}

0.293

15463

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (1\right ) &= 0 \\ y \left (1\right ) &= 1 \\ \end{align*}

0.349

15464

\begin{align*} x^{\prime }&=x-5 y \\ y^{\prime }&=x-y \\ \end{align*}

0.382

15465

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.533

15466

\begin{align*} x^{\prime }&=-4 x+2 y \\ y^{\prime }&=3 x-2 y \\ \end{align*}

0.522

15467

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=2 x+2 y \\ \end{align*}

0.519

15468

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=3 x-y \\ \end{align*}

0.381

15469

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x+y \\ \end{align*}

0.842

15470

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=x+y \\ \end{align*}

0.291

15471

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.336

15472

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 x-3 y \\ \end{align*}

0.313

15473

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=x+3 y \\ \end{align*}

0.306

15474

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=2 x-4 y \\ \end{align*}

0.516

15475

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=y \\ \end{align*}

0.211

15476

\begin{align*} x^{\prime }&=0 \\ y^{\prime }&=x \\ \end{align*}

0.227

15482

\begin{align*} x^{\prime }&=x-5 y \\ y^{\prime }&=x-y \\ \end{align*}

0.352

15730

\begin{align*} y_{1}^{\prime }&=2 y_{1}-3 y_{2} \\ y_{2}^{\prime }&=y_{1}-2 y_{2} \\ \end{align*}

0.430

15731

\begin{align*} y_{1}^{\prime }&=y_{1}-2 y_{2} \\ y_{2}^{\prime }&=y_{1}+3 y_{2} \\ \end{align*}

0.583

15732

\begin{align*} y_{1}^{\prime }&=y_{1}+2 y_{2}+x -1 \\ y_{2}^{\prime }&=3 y_{1}+2 y_{2}-5 x -2 \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -2 \\ y_{2} \left (0\right ) &= 3 \\ \end{align*}

0.750

15733

\begin{align*} y_{1}^{\prime }&=\frac {2 y_{1}}{x}-\frac {y_{2}}{x^{2}}-3+\frac {1}{x}-\frac {1}{x^{2}} \\ y_{2}^{\prime }&=2 y_{1}+1-6 x \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= -2 \\ y_{2} \left (1\right ) &= -5 \\ \end{align*}

0.040

15734

\begin{align*} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x}-2 x \\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x}+5 x \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (-1\right ) &= 3 \\ y_{2} \left (-1\right ) &= -3 \\ \end{align*}

0.047

15735

\begin{align*} y_{1}^{\prime }&=3 y_{1}-2 y_{2} \\ y_{2}^{\prime }&=y_{2}-y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.662

15736

\begin{align*} y_{1}^{\prime }&=\sin \left (x \right ) y_{1}+\sqrt {x}\, y_{2}+\ln \left (x \right ) \\ y_{2}^{\prime }&=\tan \left (x \right ) y_{1}-{\mathrm e}^{x} y_{2}+1 \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= 1 \\ y_{2} \left (1\right ) &= -1 \\ \end{align*}

0.047

15737

\begin{align*} y_{1}^{\prime }&=\sin \left (x \right ) y_{1}+\sqrt {x}\, y_{2}+\ln \left (x \right ) \\ y_{2}^{\prime }&=\tan \left (x \right ) y_{1}-{\mathrm e}^{x} y_{2}+1 \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (2\right ) &= 1 \\ y_{2} \left (2\right ) &= -1 \\ \end{align*}

0.049

15738

\begin{align*} y_{1}^{\prime }&={\mathrm e}^{-x} y_{1}-\sqrt {x +1}\, y_{2}+x^{2} \\ y_{2}^{\prime }&=\frac {y_{1}}{\left (x -2\right )^{2}} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.045

15739

\begin{align*} y_{1}^{\prime }&={\mathrm e}^{-x} y_{1}-\sqrt {x +1}\, y_{2}+x^{2} \\ y_{2}^{\prime }&=\frac {y_{1}}{\left (x -2\right )^{2}} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (3\right ) &= 1 \\ y_{2} \left (3\right ) &= 0 \\ \end{align*}

0.045

15748

\begin{align*} y_{1}^{\prime }&=2 y_{1}-3 y_{2}+5 \,{\mathrm e}^{x} \\ y_{2}^{\prime }&=y_{1}+4 y_{2}-2 \,{\mathrm e}^{-x} \\ \end{align*}

2.636

15749

\begin{align*} y_{1}^{\prime }&=y_{2}-2 y_{1}+\sin \left (2 x \right ) \\ y_{2}^{\prime }&=-3 y_{1}+y_{2}-2 \cos \left (3 x \right ) \\ \end{align*}

4.590

15750

\begin{align*} y_{1}^{\prime }&=2 y_{2} \\ y_{2}^{\prime }&=3 y_{1} \\ y_{3}^{\prime }&=2 y_{3}-y_{1} \\ \end{align*}

0.922

15751

\begin{align*} y_{1}^{\prime }&=2 x y_{1}-x^{2} y_{2}+4 x \\ y_{2}^{\prime }&={\mathrm e}^{x} y_{1}+3 \,{\mathrm e}^{-x} y_{2}-\cos \left (3 x \right ) \\ \end{align*}

0.042

15752

\begin{align*} y_{1}^{\prime }&=2 y_{1}-3 y_{2} \\ y_{2}^{\prime }&=y_{1}-2 y_{2} \\ \end{align*}

0.424

15753

\begin{align*} y_{1}^{\prime }&=2 y_{1}-3 y_{2}+4 x -2 \\ y_{2}^{\prime }&=y_{1}-2 y_{2}+3 x \\ \end{align*}

0.810

15754

\begin{align*} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x} \\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x} \\ \end{align*}

0.039

15755

\begin{align*} y_{1}^{\prime }&=\frac {5 y_{1}}{x}+\frac {4 y_{2}}{x}-2 x \\ y_{2}^{\prime }&=-\frac {6 y_{1}}{x}-\frac {5 y_{2}}{x}+5 x \\ \end{align*}

0.039

15756

\begin{align*} y_{1}^{\prime }&=2 y_{1}+y_{2}-2 y_{3} \\ y_{2}^{\prime }&=3 y_{2}-2 y_{3} \\ y_{3}^{\prime }&=3 y_{1}+y_{2}-3 y_{3} \\ \end{align*}

0.734

15757

\begin{align*} y_{1}^{\prime }&=5 y_{1}-5 y_{2}-5 y_{3} \\ y_{2}^{\prime }&=-y_{1}+4 y_{2}+2 y_{3} \\ y_{3}^{\prime }&=3 y_{1}-5 y_{2}-3 y_{3} \\ \end{align*}

1.155

15758

\begin{align*} y_{1}^{\prime }&=4 y_{1}+6 y_{2}+6 y_{3} \\ y_{2}^{\prime }&=y_{1}+3 y_{2}+2 y_{3} \\ y_{3}^{\prime }&=-y_{1}-4 y_{2}-3 y_{3} \\ \end{align*}

0.788

15759

\begin{align*} y_{1}^{\prime }&=y_{1}+2 y_{2}-3 y_{3} \\ y_{2}^{\prime }&=-3 y_{1}+4 y_{2}-2 y_{3} \\ y_{3}^{\prime }&=2 y_{1}+y_{3} \\ \end{align*}

1.167

15760

\begin{align*} y_{1}^{\prime }&=-2 y_{1}-y_{2}+y_{3} \\ y_{2}^{\prime }&=-y_{1}-2 y_{2}-y_{3} \\ y_{3}^{\prime }&=y_{1}-y_{2}-2 y_{3} \\ \end{align*}

0.609

15761

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2}+2 y_{3} \\ y_{2}^{\prime }&=y_{1}+y_{2}+2 y_{3} \\ y_{3}^{\prime }&=2 y_{1}+2 y_{2}+4 y_{3} \\ \end{align*}

0.624

15762

\begin{align*} y_{1}^{\prime }&=2 y_{1}+y_{2} \\ y_{2}^{\prime }&=-y_{1}+2 y_{2} \\ y_{3}^{\prime }&=3 y_{3}-4 y_{4} \\ y_{4}^{\prime }&=4 y_{3}+3 y_{4} \\ \end{align*}

1.410

15763

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=-3 y_{1}+2 y_{3} \\ y_{3}^{\prime }&=y_{4} \\ y_{4}^{\prime }&=2 y_{1}-5 y_{3} \\ \end{align*}

4.089

15764

\begin{align*} y_{1}^{\prime }&=3 y_{1}+2 y_{2} \\ y_{2}^{\prime }&=3 y_{2}-2 y_{1} \\ y_{3}^{\prime }&=y_{3} \\ y_{4}^{\prime }&=2 y_{4} \\ \end{align*}

1.072

15765

\begin{align*} y_{1}^{\prime }&=y_{2}+y_{4} \\ y_{2}^{\prime }&=y_{1}-y_{3} \\ y_{3}^{\prime }&=y_{4} \\ y_{4}^{\prime }&=y_{3} \\ \end{align*}

0.785

15766

\begin{align*} x^{\prime }&=-2 x+3 y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.419

15767

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.339

15768

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=2 x-3 y \\ \end{align*}

1.209

15769

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=5 x+y \\ \end{align*}

0.469

15770

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.434

15771

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.432

15772

\begin{align*} x^{\prime }&=-5 x-y+2 \\ y^{\prime }&=3 x-y-3 \\ \end{align*}

0.853

15773

\begin{align*} x^{\prime }&=3 x-2 y-6 \\ y^{\prime }&=4 x-y+2 \\ \end{align*}

1.069

15970

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x-y \\ \end{align*}

0.309

15971

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=0 \\ \end{align*}

0.368

15972

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 x+y \\ \end{align*}

0.292

15973

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.425

15974

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=x+y \\ \end{align*}

0.635

15975

\begin{align*} x^{\prime }&=3 y \\ y^{\prime }&=3 \pi y-\frac {x}{3} \\ \end{align*}

0.856

15976

\begin{align*} p^{\prime }&=3 p-2 q-7 r \\ q^{\prime }&=-2 p+6 r \\ r^{\prime }&=\frac {73 q}{100}+2 r \\ \end{align*}

62.449

15977

\begin{align*} x^{\prime }&=-3 x+2 \pi y \\ y^{\prime }&=4 x-y \\ \end{align*}

0.844

15978

\begin{align*} x^{\prime }&=\beta y \\ y^{\prime }&=\gamma x-y \\ \end{align*}

0.837

15979

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.465

15980

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.368

15981

\begin{align*} x^{\prime }&=-2 x-y \\ y^{\prime }&=2 x-5 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.474

15982

\begin{align*} x^{\prime }&=-2 x-3 y \\ y^{\prime }&=3 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.491

15983

\begin{align*} x^{\prime }&=2 x+3 y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.457

15984

\begin{align*} x^{\prime }&=1 \\ y^{\prime }&=x \\ \end{align*}

0.410

15985

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=-2 y \\ \end{align*}

0.305

15986

\begin{align*} x^{\prime }&=-4 x-2 y \\ y^{\prime }&=-x-3 y \\ \end{align*}

0.445

15987

\begin{align*} x^{\prime }&=-5 x-2 y \\ y^{\prime }&=-x-4 y \\ \end{align*}

0.444

15988

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x+4 y \\ \end{align*}

0.341

15989

\begin{align*} x^{\prime }&=-\frac {x}{2} \\ y^{\prime }&=x-\frac {y}{2} \\ \end{align*}

0.310

15990

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=9 x \\ \end{align*}

0.464

15991

\begin{align*} x^{\prime }&=3 x+4 y \\ y^{\prime }&=x \\ \end{align*}

0.444

15992

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=-x+y \\ \end{align*}

0.788

15993

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=x+y \\ \end{align*}

0.617

15994

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=x-4 y \\ \end{align*}

0.525

15995

\begin{align*} x^{\prime }&=-2 x-2 y \\ y^{\prime }&=-2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.543

15996

\begin{align*} x^{\prime }&=-2 x-2 y \\ y^{\prime }&=-2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.569

15997

\begin{align*} x^{\prime }&=-2 x-2 y \\ y^{\prime }&=-2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.506

15998

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.450

15999

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.481

16000

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.424

16001

\begin{align*} x^{\prime }&=-4 x+y \\ y^{\prime }&=2 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.567

16002

\begin{align*} x^{\prime }&=-4 x+y \\ y^{\prime }&=2 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.480

16003

\begin{align*} x^{\prime }&=-4 x+y \\ y^{\prime }&=2 x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.495

16004

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.484

16005

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.443

16006

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.558

16007

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.493

16008

\begin{align*} x^{\prime }&=2 x+2 y \\ y^{\prime }&=-4 x+6 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.629

16009

\begin{align*} x^{\prime }&=-3 x-5 y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.421

16010

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 1 \\ \end{align*}

1.693

16011

\begin{align*} x^{\prime }&=2 x-6 y \\ y^{\prime }&=2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 1 \\ \end{align*}

2.009

16012

\begin{align*} x^{\prime }&=x+4 y \\ y^{\prime }&=-3 x+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.910

16013

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.585

16014

\begin{align*} x^{\prime }&=2 x+2 y \\ y^{\prime }&=-4 x+6 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.704

16015

\begin{align*} x^{\prime }&=-3 x-5 y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.747

16016

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.653

16017

\begin{align*} x^{\prime }&=2 x-6 y \\ y^{\prime }&=2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.606

16018

\begin{align*} x^{\prime }&=x+4 y \\ y^{\prime }&=-3 x+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.752

16019

\begin{align*} x^{\prime }&=-\frac {9 x}{10}-2 y \\ y^{\prime }&=x+\frac {11 y}{10} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.666

16020

\begin{align*} x^{\prime }&=-3 x+10 y \\ y^{\prime }&=-x+3 y \\ \end{align*}

0.553

16021

\begin{align*} x^{\prime }&=-3 x \\ y^{\prime }&=x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.355

16022

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.761

16023

\begin{align*} x^{\prime }&=-2 x-y \\ y^{\prime }&=x-4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.472

16024

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.425

16025

\begin{align*} x^{\prime }&=-3 x \\ y^{\prime }&=x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.395

16026

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.363

16027

\begin{align*} x^{\prime }&=-2 x-y \\ y^{\prime }&=x-4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.441

16028

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.365

16029

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.477

16030

\begin{align*} x^{\prime }&=2 x+4 y \\ y^{\prime }&=3 x+6 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.490

16031

\begin{align*} x^{\prime }&=4 x+2 y \\ y^{\prime }&=2 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.522

16032

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=0 \\ \end{align*}

0.315

16033

\begin{align*} x^{\prime }&=-2 y \\ y^{\prime }&=0 \\ \end{align*}

0.297

16034

\begin{align*} x^{\prime }&=-3 x-y \\ y^{\prime }&=4 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.543

16037

\begin{align*} x^{\prime }&=\frac {y}{10} \\ y^{\prime }&=\frac {z}{5} \\ z^{\prime }&=\frac {2 x}{5} \\ \end{align*}

3.880

16038

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ z^{\prime }&=2 z \\ \end{align*}

0.806

16039

\begin{align*} x^{\prime }&=-2 x+3 y \\ y^{\prime }&=3 x-2 y \\ z^{\prime }&=-z \\ \end{align*}

0.679

16040

\begin{align*} x^{\prime }&=x+3 z \\ y^{\prime }&=-y \\ z^{\prime }&=-3 x+z \\ \end{align*}

0.914

16041

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 y-z \\ z^{\prime }&=-y+2 z \\ \end{align*}

0.602

16042

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-2 y \\ z^{\prime }&=-z \\ \end{align*}

0.544

16043

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-2 y \\ z^{\prime }&=z \\ \end{align*}

0.564

16044

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=2 x-4 y \\ z^{\prime }&=-z \\ \end{align*}

0.724

16045

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=2 x-4 y \\ z^{\prime }&=0 \\ \end{align*}

0.708

16046

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-2 y+z \\ z^{\prime }&=-2 z \\ \end{align*}

0.527

16047

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=0 \\ \end{align*}

0.515

16048

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=-2 y+3 z \\ z^{\prime }&=-x+3 y-z \\ \end{align*}

1.441

16049

\begin{align*} x^{\prime }&=-4 x+3 y \\ y^{\prime }&=z-y \\ z^{\prime }&=5 x-5 y \\ \end{align*}

1.274

16050

\begin{align*} x^{\prime }&=-10 x+10 y \\ y^{\prime }&=28 x-y \\ z^{\prime }&=-\frac {8 z}{3} \\ \end{align*}

1.040

16051

\begin{align*} x^{\prime }&=z-y \\ y^{\prime }&=z-x \\ z^{\prime }&=z \\ \end{align*}

0.564

16054

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=-2 y \\ \end{align*}

0.306

16056

\begin{align*} x^{\prime }&=0 \\ y^{\prime }&=x-y \\ \end{align*}

0.347

16057

\begin{align*} x^{\prime }&=\pi ^{2} x+\frac {187 y}{5} \\ y^{\prime }&=\sqrt {555}\, x+\frac {400617 y}{5000} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.941

16058

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.483

16059

\begin{align*} x^{\prime }&=-3 x+y \\ y^{\prime }&=-x+y \\ \end{align*}

0.637

16060

\begin{align*} x^{\prime }&=-3 x+y \\ y^{\prime }&=-x \\ \end{align*}

0.681

16061

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-2 x+y \\ \end{align*}

0.532

16062

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=x-y \\ \end{align*}

0.413

16063

\begin{align*} x^{\prime }&=3 x+y \\ y^{\prime }&=-x \\ \end{align*}

0.799

16064

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-4 x-4 y \\ \end{align*}

0.487

16065

\begin{align*} x^{\prime }&=-3 x-3 y \\ y^{\prime }&=2 x+y \\ \end{align*}

1.590

16930

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=1-2 x \\ \end{align*}

0.757

16931

\begin{align*} x^{\prime }&=4 x-3 y \\ y^{\prime }&=6 x-7 y \\ \end{align*}

0.553

16932

\begin{align*} t x^{\prime }+2 x&=15 y \\ y^{\prime } t&=x \\ \end{align*}

0.032

16933

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=5 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 7 \\ y \left (0\right ) &= -7 \\ \end{align*}

0.533

16934

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=8 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 9 \\ \end{align*}

0.527

16935

\begin{align*} x^{\prime }&=4 x+2 y \\ y^{\prime }&=3 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= -21 \\ \end{align*}

0.574

16936

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=5 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 15 \\ \end{align*}

0.495

16937

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=2 x \\ \end{align*}

0.436

16938

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x \\ \end{align*}

0.487

16939

\begin{align*} x^{\prime }&=-2 y \\ y^{\prime }&=8 x \\ \end{align*}

0.534

16940

\begin{align*} x^{\prime }&=4 x-13 y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.691

16941

\begin{align*} x^{\prime }&=3 x+2 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= a_{1} \\ y \left (0\right ) &= a_{2} \\ \end{align*}

0.556

16942

\begin{align*} x^{\prime }&=8 x+2 y-17 \\ y^{\prime }&=4 x+y-13 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.755

16943

\begin{align*} x^{\prime }&=8 x+2 y+7 \,{\mathrm e}^{2 t} \\ y^{\prime }&=4 x+y-7 \,{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.775

16944

\begin{align*} x^{\prime }&=4 x+3 y-6 \,{\mathrm e}^{3 t} \\ y^{\prime }&=x+6 y+2 \,{\mathrm e}^{3 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.964

16945

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=4 x+24 t \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.777

16946

\begin{align*} x^{\prime }&=4 x-13 y \\ y^{\prime }&=x+19 \cos \left (4 t \right )-13 \sin \left (4 t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 13 \\ y \left (0\right ) &= 0 \\ \end{align*}

2.068

16947

\begin{align*} x^{\prime }&=4 x+3 y+5 \operatorname {Heaviside}\left (-2+t \right ) \\ y^{\prime }&=x+6 y+17 \operatorname {Heaviside}\left (-2+t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

1.590

16948

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=8 x+y \\ \end{align*}

0.489

16949

\begin{align*} x^{\prime }&=2 x-5 y \\ y^{\prime }&=3 x-7 y \\ \end{align*}

0.783

16950

\begin{align*} x^{\prime }&=2 x-5 y+4 \\ y^{\prime }&=3 x-7 y+5 \\ \end{align*}

1.685

16951

\begin{align*} x^{\prime }&=3 x+y \\ y^{\prime }&=6 x+2 y \\ \end{align*}

0.537

16952

\begin{align*} x^{\prime }&=x y-6 y \\ y^{\prime }&=x-y-5 \\ \end{align*}

0.037

16953

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.457

17009

\begin{align*} x^{\prime }&=4 y \\ y^{\prime }&=-x-2 y \\ \end{align*}

1.625

17013

\begin{align*} x^{\prime }&=4 y \\ y^{\prime }&=-4 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.539

17014

\begin{align*} x^{\prime }&=-5 x+4 y \\ y^{\prime }&=2 x+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.588

17821

\begin{align*} x^{\prime }&=6 \\ y^{\prime }&=\cos \left (t \right ) \\ \end{align*}

0.444

17822

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=1 \\ \end{align*}

0.523

17823

\begin{align*} x^{\prime }&=0 \\ y^{\prime }&=-2 y \\ \end{align*}

0.391

17824

\begin{align*} x^{\prime }&=x^{2} \\ y^{\prime }&={\mathrm e}^{t} \\ \end{align*}

0.025

17825

\begin{align*} x_{1}^{\prime }&=-3 x_{1} \\ x_{2}^{\prime }&=1 \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -1 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.634

17826

\begin{align*} x_{1}^{\prime }&=-x_{1}+1 \\ x_{2}^{\prime }&=x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.569

17827

\begin{align*} x^{\prime }&=-3 x+6 y \\ y^{\prime }&=4 x-y \\ \end{align*}

0.607

17828

\begin{align*} x^{\prime }&=8 x-y \\ y^{\prime }&=x+6 y \\ \end{align*}

0.474

17829

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=x+y \\ \end{align*}

0.636

17830

\begin{align*} x^{\prime }&=4 x+2 y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.759

17831

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=1-x \\ \end{align*}

0.988

17832

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+\sin \left (2 t \right ) \\ \end{align*}

0.932

18402

\begin{align*} x_{1}^{\prime }&=-2 t x_{1}^{2} \\ x_{2}^{\prime }&=\frac {x_{2}+t}{t} \\ \end{align*}

0.041

18403

\begin{align*} x_{1}^{\prime }&={\mathrm e}^{t -x_{1}} \\ x_{2}^{\prime }&=2 \,{\mathrm e}^{x_{1}} \\ \end{align*}

0.087

18404

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=\frac {y^{2}}{x} \\ \end{align*}

0.041

18405

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}^{2}}{x_{2}} \\ x_{2}^{\prime }&=x_{2}-x_{1} \\ \end{align*}

0.080

18406

\begin{align*} x^{\prime }&=\frac {{\mathrm e}^{-x}}{t} \\ y^{\prime }&=\frac {x \,{\mathrm e}^{-y}}{t} \\ \end{align*}

0.042

18407

\begin{align*} x^{\prime }&=\frac {y+t}{x+y} \\ y^{\prime }&=\frac {x-t}{x+y} \\ \end{align*}

0.044

18408

\begin{align*} x^{\prime }&=\frac {t -y}{-x+y} \\ y^{\prime }&=\frac {x-t}{-x+y} \\ \end{align*}

0.045

18409

\begin{align*} x^{\prime }&=\frac {y+t}{x+y} \\ y^{\prime }&=\frac {t +x}{x+y} \\ \end{align*}

0.067

18410

\begin{align*} x^{\prime }&=-9 y \\ y^{\prime }&=x \\ \end{align*}

0.366

18411

\begin{align*} x^{\prime }&=y+t \\ y^{\prime }&=x-t \\ \end{align*}

0.461

18412

\begin{align*} x^{\prime }+3 x+4 y&=0 \\ y^{\prime }+2 x+5 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 4 \\ \end{align*}

0.402

18413

\begin{align*} x^{\prime }&=x+5 y \\ y^{\prime }&=-x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -2 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.507

18414

\begin{align*} 4 x^{\prime }-y^{\prime }+3 x&=\sin \left (t \right ) \\ x^{\prime }+y&=\cos \left (t \right ) \\ \end{align*}

0.771

18415

\begin{align*} x^{\prime }&=z-y \\ y^{\prime }&=z \\ z^{\prime }&=z-x \\ \end{align*}

0.718

18416

\begin{align*} x^{\prime }&=y+z \\ y^{\prime }&=x+z \\ z^{\prime }&=x+y \\ \end{align*}

0.504

18417

\begin{align*} x^{\prime \prime }&=y \\ y^{\prime \prime }&=x \\ \end{align*}

0.040

18418

\begin{align*} x^{\prime \prime }+y^{\prime }+x&=0 \\ x^{\prime }+y^{\prime \prime }&=0 \\ \end{align*}

0.048

18419

\begin{align*} x^{\prime \prime }&=3 x+y \\ y^{\prime }&=-2 x \\ \end{align*}

0.035

18420

\begin{align*} x^{\prime \prime }&=x^{2}+y \\ y^{\prime }&=-2 x x^{\prime }+x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ x^{\prime }\left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.026

18421

\begin{align*} x^{\prime }&=x^{2}+y^{2} \\ y^{\prime }&=2 x y \\ \end{align*}

0.088

18422

\begin{align*} x^{\prime }&=-\frac {1}{y} \\ y^{\prime }&=\frac {1}{x} \\ \end{align*}

0.040

18423

\begin{align*} x^{\prime }&=\frac {x}{y} \\ y^{\prime }&=\frac {y}{x} \\ \end{align*}

0.048

18424

\begin{align*} x^{\prime }&=\frac {y}{x-y} \\ y^{\prime }&=\frac {x}{x-y} \\ \end{align*}

0.042

18425

\begin{align*} x^{\prime }&=\sin \left (x\right ) \cos \left (y\right ) \\ y^{\prime }&=\cos \left (x\right ) \sin \left (y\right ) \\ \end{align*}

0.046

18426

\begin{align*} {\mathrm e}^{t} x^{\prime }&=\frac {1}{y} \\ {\mathrm e}^{t} y^{\prime }&=\frac {1}{x} \\ \end{align*}

0.058

18427

\begin{align*} x^{\prime }&=\cos \left (x\right )^{2} \cos \left (y\right )^{2}+\sin \left (x\right )^{2} \cos \left (y\right )^{2} \\ y^{\prime }&=-\frac {\sin \left (2 x\right ) \sin \left (2 y\right )}{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.053

18428

\begin{align*} x^{\prime }&=8 y-x \\ y^{\prime }&=x+y \\ \end{align*}

0.329

18429

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=-x+y \\ \end{align*}

0.284

18430

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.465

18431

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.368

18432

\begin{align*} x^{\prime }&=4 x-5 y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.431

18433

\begin{align*} x^{\prime }&=y+z-x \\ y^{\prime }&=x-y+z \\ z^{\prime }&=x+y-z \\ \end{align*}

0.452

18434

\begin{align*} x^{\prime }&=2 x-y+z \\ y^{\prime }&=x+2 y-z \\ z^{\prime }&=x-y+2 z \\ \end{align*}

0.505

18435

\begin{align*} x^{\prime }&=2 x-y+z \\ y^{\prime }&=x+z \\ z^{\prime }&=y-2 z-3 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 1 \\ \end{align*}

0.546

18436

\begin{align*} x^{\prime }+2 x-y&=-{\mathrm e}^{2 t} \\ y^{\prime }+3 x-2 y&=6 \,{\mathrm e}^{2 t} \\ \end{align*}

0.741

18437

\begin{align*} x^{\prime }&=x+y-\cos \left (t \right ) \\ y^{\prime }&=-y-2 x+\cos \left (t \right )+\sin \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.865

18438

\begin{align*} x^{\prime }&=y+\tan \left (t \right )^{2}-1 \\ y^{\prime }&=\tan \left (t \right )-x \\ \end{align*}

0.779

18439

\begin{align*} x^{\prime }&=-4 x-2 y+\frac {2}{{\mathrm e}^{t}-1} \\ y^{\prime }&=6 x+3 y-\frac {3}{{\mathrm e}^{t}-1} \\ \end{align*}

0.041

18440

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+\frac {1}{\cos \left (t \right )} \\ \end{align*}

0.575

18441

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=1-x \\ \end{align*}

0.442

18442

\begin{align*} x^{\prime }&=3-2 y \\ y^{\prime }&=2 x-2 t \\ \end{align*}

0.534

18443

\begin{align*} x^{\prime }&=-y+\sin \left (t \right ) \\ y^{\prime }&=x+\cos \left (t \right ) \\ \end{align*}

0.496

18444

\begin{align*} x^{\prime }&=x+y+{\mathrm e}^{t} \\ y^{\prime }&=x+y-{\mathrm e}^{t} \\ \end{align*}

0.451

18445

\begin{align*} x^{\prime }&=4 x-5 y+4 t -1 \\ y^{\prime }&=x-2 y+t \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.736

18446

\begin{align*} x^{\prime }&=y-x+{\mathrm e}^{t} \\ y^{\prime }&=x-y+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.537

18447

\begin{align*} x^{\prime }+y&=t^{2} \\ -x+y^{\prime }&=t \\ \end{align*}

0.513

18448

\begin{align*} x^{\prime }+y^{\prime }+y&={\mathrm e}^{-t} \\ 2 x^{\prime }+y^{\prime }+2 y&=\sin \left (t \right ) \\ \end{align*}

0.459

18449

\begin{align*} x^{\prime }&=2 x+y-2 z+2-t \\ y^{\prime }&=1-x \\ z^{\prime }&=x+y-z+1-t \\ \end{align*}

1.098

18450

\begin{align*} x^{\prime }+x+2 y&=2 \,{\mathrm e}^{-t} \\ y^{\prime }+y+z&=1 \\ z^{\prime }+z&=1 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ z \left (0\right ) &= 1 \\ \end{align*}

0.673

18451

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=x+2 y \\ \end{align*}

0.319

18452

\begin{align*} x^{\prime }&=6 x+y \\ y^{\prime }&=4 x+3 y \\ \end{align*}

0.321

18453

\begin{align*} x^{\prime }&=2 x-4 y+1 \\ y^{\prime }&=-x+5 y \\ \end{align*}

0.513

18454

\begin{align*} x^{\prime }&=3 x+y+{\mathrm e}^{t} \\ y^{\prime }&=x+3 y-{\mathrm e}^{t} \\ \end{align*}

0.461

18455

\begin{align*} x^{\prime }&=2 x+4 y+\cos \left (t \right ) \\ y^{\prime }&=-x-2 y+\sin \left (t \right ) \\ \end{align*}

0.463

18629

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=4+x \\ \end{align*}

0.547

18630

\begin{align*} x^{\prime }&=x+2 y+\sin \left (t \right ) \\ y^{\prime }&=-x+y-\cos \left (t \right ) \\ \end{align*}

1.354

18631

\begin{align*} x^{\prime }&=-2 t x+y \\ y^{\prime }&=3 x-y \\ \end{align*}

0.038

18632

\begin{align*} x^{\prime }&=x+2 y+4 \\ y^{\prime }&=-2 x+y-3 \\ \end{align*}

0.684

18633

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=x+2 y \\ \end{align*}

1.104

18634

\begin{align*} x^{\prime }&=-x+t y \\ y^{\prime }&=t x-y \\ \end{align*}

0.037

18635

\begin{align*} x^{\prime }&=x+y+4 \\ y^{\prime }&=-2 x+\sin \left (t \right ) y \\ \end{align*}

0.041

18636

\begin{align*} x^{\prime }&=3 x-4 y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.441

18637

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=3 x-2 y \\ \end{align*}

0.393

18638

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.446

18639

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+2 \sin \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.751

18640

\begin{align*} x^{\prime }&=x-4 y+2 t \\ y^{\prime }&=x-3 y-3 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.668

18641

\begin{align*} x^{\prime }&=-x+y+1 \\ y^{\prime }&=x+y-3 \\ \end{align*}

0.839

18642

\begin{align*} x^{\prime }&=-x-4 y-4 \\ y^{\prime }&=x-y-6 \\ \end{align*}

0.702

18643

\begin{align*} x^{\prime }&=-\frac {x}{4}-\frac {3 y}{4}+8 \\ y^{\prime }&=\frac {x}{2}+y-\frac {23}{2} \\ \end{align*}

0.984

18644

\begin{align*} x^{\prime }&=-2 x+y-11 \\ y^{\prime }&=-5 x+4 y-35 \\ \end{align*}

0.708

18645

\begin{align*} x^{\prime }&=x+y-3 \\ y^{\prime }&=-x+y+1 \\ \end{align*}

0.677

18646

\begin{align*} x^{\prime }&=-5 x+4 y-35 \\ y^{\prime }&=-2 x+y-11 \\ \end{align*}

0.737

18647

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.408

18648

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=3 x-4 y \\ \end{align*}

0.414

18649

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=3 x-2 y \\ \end{align*}

0.379

18650

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=4 x-2 y \\ \end{align*}

0.415

18651

\begin{align*} x^{\prime }&=4 x-3 y \\ y^{\prime }&=8 x-6 y \\ \end{align*}

0.403

18652

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.368

18653

\begin{align*} x^{\prime }&=\frac {5 x}{4}+\frac {3 y}{4} \\ y^{\prime }&=\frac {3 x}{4}+\frac {5 y}{4} \\ \end{align*}

0.370

18654

\begin{align*} x^{\prime }&=-\frac {3 x}{4}-\frac {7 y}{4} \\ y^{\prime }&=\frac {x}{4}+\frac {5 y}{4} \\ \end{align*}

0.408

18655

\begin{align*} x^{\prime }&=-\frac {x}{4}-\frac {3 y}{4} \\ y^{\prime }&=\frac {x}{2}+y \\ \end{align*}

0.418

18656

\begin{align*} x^{\prime }&=5 x-y \\ y^{\prime }&=3 x+y \\ \end{align*}

0.404

18657

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-5 x+4 y \\ \end{align*}

0.392

18658

\begin{align*} x^{\prime }&=3 x+6 y \\ y^{\prime }&=-x-2 y \\ \end{align*}

0.380

18659

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=3 x-4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.421

18660

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=3 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 5 \\ \end{align*}

0.424

18661

\begin{align*} x^{\prime }&=5 x-y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.429

18662

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-5 x+4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.416

18663

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=4 x-y \\ \end{align*}

0.548

18664

\begin{align*} x^{\prime }&=-x-4 y \\ y^{\prime }&=x-y \\ \end{align*}

0.412

18665

\begin{align*} x^{\prime }&=2 x-5 y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.411

18666

\begin{align*} x^{\prime }&=2 x-\frac {5 y}{2} \\ y^{\prime }&=\frac {9 x}{5}-y \\ \end{align*}

0.564

18667

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=5 x-3 y \\ \end{align*}

0.535

18668

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=-5 x-y \\ \end{align*}

0.457

18669

\begin{align*} x^{\prime }&=-x-4 y \\ y^{\prime }&=x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= -3 \\ \end{align*}

0.428

18670

\begin{align*} x^{\prime }&=2 x-5 y \\ y^{\prime }&=x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.417

18671

\begin{align*} x^{\prime }&=x-5 y \\ y^{\prime }&=x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.528

18672

\begin{align*} x^{\prime }&=-3 x+2 y \\ y^{\prime }&=-x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.558

18673

\begin{align*} x^{\prime }&=\frac {3 x}{4}-2 y \\ y^{\prime }&=x-\frac {5 y}{4} \\ \end{align*}

0.531

18674

\begin{align*} x^{\prime }&=-\frac {4 x}{5}+2 y \\ y^{\prime }&=-x+\frac {6 y}{5} \\ \end{align*}

0.532

18675

\begin{align*} x^{\prime }&=a x+y \\ y^{\prime }&=-x+a y \\ \end{align*}

0.431

18676

\begin{align*} x^{\prime }&=-5 y \\ y^{\prime }&=x+a y \\ \end{align*}

0.741

18677

\begin{align*} x^{\prime }&=2 x-5 y \\ y^{\prime }&=a x-2 y \\ \end{align*}

0.587

18678

\begin{align*} x^{\prime }&=\frac {5 x}{4}+\frac {3 y}{4} \\ y^{\prime }&=a x+\frac {5 y}{4} \\ \end{align*}

0.572

18679

\begin{align*} x^{\prime }&=-x+a y \\ y^{\prime }&=-x-y \\ \end{align*}

0.508

18680

\begin{align*} x^{\prime }&=3 x+a y \\ y^{\prime }&=-6 x-4 y \\ \end{align*}

0.640

18681

\begin{align*} x^{\prime }&=a x+10 y \\ y^{\prime }&=-x-4 y \\ \end{align*}

0.804

18682

\begin{align*} x^{\prime }&=4 x+a y \\ y^{\prime }&=8 x-6 y \\ \end{align*}

0.622

18683

\begin{align*} i^{\prime }&=\frac {i}{2}-\frac {v}{8} \\ v^{\prime }&=2 i-\frac {v}{2} \\ \end{align*}

0.332

18684

\begin{align*} x^{\prime }&=3 x-4 y \\ y^{\prime }&=x-y \\ \end{align*}

0.339

18685

\begin{align*} x^{\prime }&=\frac {5 x}{4}+\frac {3 y}{4} \\ y^{\prime }&=-\frac {3 x}{4}-\frac {y}{4} \\ \end{align*}

0.356

18686

\begin{align*} x^{\prime }&=-\frac {3 x}{2}+y \\ y^{\prime }&=-\frac {x}{4}-\frac {y}{2} \\ \end{align*}

0.352

18687

\begin{align*} x^{\prime }&=-3 x+\frac {5 y}{2} \\ y^{\prime }&=-\frac {5 x}{2}+2 y \\ \end{align*}

0.351

18688

\begin{align*} x^{\prime }&=-x-\frac {y}{2} \\ y^{\prime }&=2 x-3 y \\ \end{align*}

0.365

18689

\begin{align*} x^{\prime }&=2 x+\frac {y}{2} \\ y^{\prime }&=-\frac {x}{2}+y \\ \end{align*}

0.345

18690

\begin{align*} x^{\prime }&=x-4 y \\ y^{\prime }&=4 x-7 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.386

18691

\begin{align*} x^{\prime }&=-\frac {5 x}{2}+\frac {3 y}{2} \\ y^{\prime }&=-\frac {3 x}{2}+\frac {y}{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.386

18692

\begin{align*} x^{\prime }&=2 x+\frac {3 y}{2} \\ y^{\prime }&=-\frac {3 x}{2}-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.384

18693

\begin{align*} x^{\prime }&=\frac {5 x}{4}+\frac {3 y}{4} \\ y^{\prime }&=-\frac {3 x}{4}-\frac {y}{4} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.366

18694

\begin{align*} x^{\prime }&=-3 x+\frac {5 y}{2} \\ y^{\prime }&=-\frac {5 x}{2}+2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.361

18695

\begin{align*} x^{\prime }&=2 x+\frac {y}{2} \\ y^{\prime }&=-\frac {x}{2}+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.357

18696

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.336

18697

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.335

18698

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 4 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.343

18699

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=8 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.429

18700

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=8 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -3 \\ \end{align*}

0.470

18701

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-8 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.467

18702

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.541

18703

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=x+y \\ \end{align*}

0.483

18704

\begin{align*} x^{\prime }&=2 x-4 y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.449

18705

\begin{align*} x^{\prime }&=-x+y+x^{2} \\ y^{\prime }&=y-2 x y \\ \end{align*}

0.037

18706

\begin{align*} x^{\prime }&=2 y \,x^{2}-3 x^{2}-4 y \\ y^{\prime }&=-2 x \,y^{2}+6 x y \\ \end{align*}

0.042

18707

\begin{align*} x^{\prime }&=3 x-x^{2} \\ y^{\prime }&=2 x y-3 y+2 \\ \end{align*}

0.037

18708

\begin{align*} x^{\prime }&=x-x y \\ y^{\prime }&=y+2 x y \\ \end{align*}

0.044

18709

\begin{align*} x^{\prime }&=2-y \\ y^{\prime }&=y-x^{2} \\ \end{align*}

0.041

18710

\begin{align*} x^{\prime }&=x-x^{2}-x y \\ y^{\prime }&=\frac {y}{2}-\frac {y^{2}}{4}-\frac {3 x y}{4} \\ \end{align*}

0.044

18711

\begin{align*} x^{\prime }&=-\left (x-y\right ) \left (1-x-y\right ) \\ y^{\prime }&=x \left (2+y\right ) \\ \end{align*}

0.037

18712

\begin{align*} x^{\prime }&=y \left (2-x-y\right ) \\ y^{\prime }&=-x-y-2 x y \\ \end{align*}

0.050

18713

\begin{align*} x^{\prime }&=\left (2+x\right ) \left (-x+y\right ) \\ y^{\prime }&=y-x^{2}-y^{2} \\ \end{align*}

0.040

18714

\begin{align*} x^{\prime }&=-x+2 x y \\ y^{\prime }&=y-x^{2}-y^{2} \\ \end{align*}

0.037

18715

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=x-\frac {x^{3}}{5}-\frac {y}{5} \\ \end{align*}

0.036

18717

\begin{align*} x^{\prime }&=x \left (1-x-y\right ) \\ y^{\prime }&=y \left (\frac {3}{4}-y-\frac {x}{2}\right ) \\ \end{align*}

0.061

18964

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-x_{2}+x_{3} \\ \end{align*}

0.793

18965

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+4 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ \end{align*}

0.826

18978

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{3} \\ x_{3}^{\prime }&=x_{1}+x_{2} \\ \end{align*}

0.583

18979

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+2 x_{2}+3 x_{3} \\ \end{align*}

0.718

18986

\begin{align*} x_{1}^{\prime }&=-4 x_{1}+x_{2} \\ x_{2}^{\prime }&=x_{1}-5 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}-4 x_{3} \\ \end{align*}

0.745

18987

\begin{align*} x_{1}^{\prime }&=x_{1}+4 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=3 x_{2}+2 x_{3} \\ x_{3}^{\prime }&=2 x_{2}+3 x_{3} \\ \end{align*}

0.587

18988

\begin{align*} x_{1}^{\prime }&=2 x_{1}-4 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-4 x_{1}+2 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-2 x_{2}-x_{3} \\ \end{align*}

0.684

18989

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+2 x_{2}-x_{3} \\ x_{2}^{\prime }&=-2 x_{1}+3 x_{2}-2 x_{3} \\ x_{3}^{\prime }&=-2 x_{1}+4 x_{2}-3 x_{3} \\ \end{align*}

0.677

18990

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+6 x_{3} \\ x_{2}^{\prime }&=x_{1}+6 x_{2}+x_{3} \\ x_{3}^{\prime }&=6 x_{1}+x_{2}+x_{3} \\ \end{align*}

0.746

18991

\begin{align*} x_{1}^{\prime }&=3 x_{1}+2 x_{2}+4 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{3} \\ x_{3}^{\prime }&=4 x_{1}+2 x_{2}+3 x_{3} \\ \end{align*}

0.639

18992

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-8 x_{1}-5 x_{2}-3 x_{3} \\ \end{align*}

0.903

18993

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+4 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ \end{align*}

0.743

18994

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+2 x_{3} \\ x_{2}^{\prime }&=2 x_{2}+2 x_{3} \\ x_{3}^{\prime }&=-x_{1}+x_{2}+3 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 11 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 5 \\ \end{align*}

0.766

18995

\begin{align*} x_{1}^{\prime }&=-x_{3} \\ x_{2}^{\prime }&=2 x_{1} \\ x_{3}^{\prime }&=-x_{1}+2 x_{2}+4 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 7 \\ x_{2} \left (0\right ) &= 5 \\ x_{3} \left (0\right ) &= 5 \\ \end{align*}

0.802

18996

\begin{align*} x_{1}^{\prime }&=x_{1}+3 x_{3} \\ x_{2}^{\prime }&=-2 x_{2} \\ x_{3}^{\prime }&=3 x_{1}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= -1 \\ x_{3} \left (0\right ) &= -2 \\ \end{align*}

0.903

18997

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}}{2}-x_{2}-\frac {3 x_{3}}{2} \\ x_{2}^{\prime }&=\frac {3 x_{1}}{2}-2 x_{2}-\frac {3 x_{3}}{2} \\ x_{3}^{\prime }&=-2 x_{1}+2 x_{2}+x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 1 \\ \end{align*}

0.736

18998

\begin{align*} x_{1}^{\prime }&=x_{1}+5 x_{2}+3 x_{3}-5 x_{4} \\ x_{2}^{\prime }&=2 x_{1}+3 x_{2}+2 x_{3}-4 x_{4} \\ x_{3}^{\prime }&=-x_{2}-2 x_{3}+x_{4} \\ x_{4}^{\prime }&=2 x_{1}+4 x_{2}+2 x_{3}-5 x_{4} \\ \end{align*}

1.158

18999

\begin{align*} x_{1}^{\prime }&=-5 x_{1}+x_{2}-4 x_{3}-x_{4} \\ x_{2}^{\prime }&=-3 x_{2} \\ x_{3}^{\prime }&=x_{1}-x_{2}+x_{4} \\ x_{4}^{\prime }&=2 x_{1}-x_{2}+2 x_{3}-2 x_{4} \\ \end{align*}

1.237

19000

\begin{align*} x_{1}^{\prime }&=2 x_{1}+2 x_{2}-x_{4} \\ x_{2}^{\prime }&=2 x_{1}-x_{2}+2 x_{4} \\ x_{3}^{\prime }&=3 x_{3} \\ x_{4}^{\prime }&=-x_{1}+2 x_{2}+2 x_{4} \\ \end{align*}

0.943

19001

\begin{align*} x_{1}^{\prime }&=x_{1}+8 x_{2}+5 x_{3}+3 x_{4} \\ x_{2}^{\prime }&=2 x_{1}+16 x_{2}+10 x_{3}+6 x_{4} \\ x_{3}^{\prime }&=5 x_{1}-14 x_{2}-11 x_{3}-3 x_{4} \\ x_{4}^{\prime }&=-x_{1}-8 x_{2}-5 x_{3}-3 x_{4} \\ \end{align*}

1.276

19002

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+2 x_{2}-2 x_{4} \\ x_{2}^{\prime }&=-x_{1}+3 x_{2}-x_{3}+x_{4} \\ x_{3}^{\prime }&=-2 x_{1}-2 x_{2}-4 x_{3}+2 x_{4} \\ x_{4}^{\prime }&=-7 x_{1}+x_{2}-7 x_{3}+3 x_{4} \\ \end{align*}

2.493

19003

\begin{align*} x_{1}^{\prime }&=-5 x_{1}-2 x_{2}-x_{3}+2 x_{4}+3 x_{5} \\ x_{2}^{\prime }&=-3 x_{2} \\ x_{3}^{\prime }&=x_{1}-x_{3}-x_{5} \\ x_{4}^{\prime }&=2 x_{1}+x_{2}-4 x_{4}-2 x_{5} \\ x_{5}^{\prime }&=-3 x_{1}-2 x_{2}-x_{3}+2 x_{4}+x_{5} \\ \end{align*}

1.744

19004

\begin{align*} x_{1}^{\prime }&=-3 x_{2}-2 x_{3}+3 x_{4}+2 x_{5} \\ x_{2}^{\prime }&=8 x_{1}+6 x_{2}+4 x_{3}-8 x_{4}-16 x_{5} \\ x_{3}^{\prime }&=-8 x_{1}-8 x_{2}-6 x_{3}+8 x_{4}-16 x_{5} \\ x_{4}^{\prime }&=8 x_{1}+7 x_{2}+4 x_{3}-9 x_{4}-16 x_{5} \\ x_{5}^{\prime }&=-3 x_{1}-5 x_{2}-3 x_{3}+5 x_{4}+7 x_{5} \\ \end{align*}

4.623

19005

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+2 x_{2}+x_{3} \\ x_{2}^{\prime }&=-2 x_{1}+2 x_{2}+2 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-3 x_{2}-3 x_{3} \\ \end{align*}

1.219

19006

\begin{align*} x_{1}^{\prime }&=2 x_{1}-4 x_{2}-x_{3} \\ x_{2}^{\prime }&=x_{1}+x_{2}+3 x_{3} \\ x_{3}^{\prime }&=3 x_{1}-4 x_{2}-2 x_{3} \\ \end{align*}

1.023

19007

\begin{align*} x_{1}^{\prime }&=-2 x_{2}-x_{3} \\ x_{2}^{\prime }&=x_{1}-x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{1}-2 x_{2}-2 x_{3} \\ \end{align*}

1.126

19008

\begin{align*} x_{1}^{\prime }&=-4 x_{1}+2 x_{2}-x_{3} \\ x_{2}^{\prime }&=-6 x_{1}-3 x_{3} \\ x_{3}^{\prime }&=\frac {8 x_{2}}{3}-2 x_{3} \\ \end{align*}

1.206

19009

\begin{align*} x_{1}^{\prime }&=-7 x_{1}+6 x_{2}-6 x_{3} \\ x_{2}^{\prime }&=-9 x_{1}+5 x_{2}-9 x_{3} \\ x_{3}^{\prime }&=-x_{2}-x_{3} \\ \end{align*}

1.115

19010

\begin{align*} x_{1}^{\prime }&=\frac {4 x_{1}}{3}+\frac {4 x_{2}}{3}-\frac {11 x_{3}}{3} \\ x_{2}^{\prime }&=-\frac {16 x_{1}}{3}-\frac {x_{2}}{3}+\frac {14 x_{3}}{3} \\ x_{3}^{\prime }&=3 x_{1}-2 x_{2}-2 x_{3} \\ \end{align*}

1.030

19011

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-8 x_{1}-5 x_{2}-3 x_{3} \\ \end{align*}

0.844

19012

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+4 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ \end{align*}

0.746

19013

\begin{align*} x_{1}^{\prime }&=\frac {3 x_{1}}{4}+\frac {29 x_{2}}{4}-\frac {11 x_{3}}{2} \\ x_{2}^{\prime }&=-\frac {3 x_{1}}{4}+\frac {3 x_{2}}{4}-\frac {5 x_{3}}{2} \\ x_{3}^{\prime }&=\frac {5 x_{1}}{4}+\frac {11 x_{2}}{4}-\frac {5 x_{3}}{2} \\ \end{align*}

1.063

19014

\begin{align*} x_{1}^{\prime }&=-2 x_{1}-x_{2}+4 x_{3}+2 x_{4} \\ x_{2}^{\prime }&=-19 x_{1}-6 x_{2}+6 x_{3}+16 x_{4} \\ x_{3}^{\prime }&=-9 x_{1}-x_{2}+x_{3}+6 x_{4} \\ x_{4}^{\prime }&=-5 x_{1}-3 x_{2}+6 x_{3}+5 x_{4} \\ \end{align*}

2.816

19015

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+6 x_{2}+2 x_{3}-2 x_{4} \\ x_{2}^{\prime }&=2 x_{1}-3 x_{2}-6 x_{3}+2 x_{4} \\ x_{3}^{\prime }&=-4 x_{1}+8 x_{2}+3 x_{3}-4 x_{4} \\ x_{4}^{\prime }&=2 x_{1}-2 x_{2}-6 x_{3}+x_{4} \\ \end{align*}

2.619

19016

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-4 x_{2}+5 x_{3}+9 x_{4} \\ x_{2}^{\prime }&=-2 x_{1}-5 x_{2}+4 x_{3}+12 x_{4} \\ x_{3}^{\prime }&=-2 x_{1}-x_{3}+2 x_{4} \\ x_{4}^{\prime }&=-2 x_{2}+2 x_{3}+3 x_{4} \\ \end{align*}

2.518

19017

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-5 x_{2}+8 x_{3}+14 x_{4} \\ x_{2}^{\prime }&=-6 x_{1}-8 x_{2}+11 x_{3}+27 x_{4} \\ x_{3}^{\prime }&=-6 x_{1}-4 x_{2}+7 x_{3}+17 x_{4} \\ x_{4}^{\prime }&=-2 x_{2}+2 x_{3}+4 x_{4} \\ \end{align*}

3.844

19018

\begin{align*} x_{1}^{\prime }&=3 x_{2}-2 x_{4} \\ x_{2}^{\prime }&=-\frac {x_{1}}{2}+x_{2}-3 x_{3}-\frac {5 x_{4}}{2} \\ x_{3}^{\prime }&=3 x_{2}-5 x_{3}-3 x_{4} \\ x_{4}^{\prime }&=x_{1}+3 x_{2}-3 x_{4} \\ \end{align*}

2.042

19019

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=2 x_{1}-2 x_{2} \\ \end{align*}

0.446

19020

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+2 x_{2} \\ x_{2}^{\prime }&=\frac {x_{1}}{2}-3 x_{2} \\ \end{align*}

0.460

19021

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.385

19022

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}}{2}-\frac {x_{2}}{4} \\ x_{2}^{\prime }&=x_{1}-\frac {x_{2}}{2} \\ \end{align*}

0.389

19023

\begin{align*} x_{1}^{\prime }&=x_{1}-\frac {5 x_{2}}{2} \\ x_{2}^{\prime }&=\frac {x_{1}}{2}-x_{2} \\ \end{align*}

0.536

19024

\begin{align*} x_{1}^{\prime }&=-x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}

0.512

19025

\begin{align*} x_{1}^{\prime }&=5 x_{1}-x_{2} \\ x_{2}^{\prime }&=3 x_{1}+x_{2} \\ \end{align*}

0.466

19026

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2} \\ x_{2}^{\prime }&=5 x_{1}-3 x_{2} \\ \end{align*}

0.650

19027

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2} \\ \end{align*}

0.443

19028

\begin{align*} x_{1}^{\prime }&=\frac {x_{1}}{2}+\frac {x_{2}}{2} \\ x_{2}^{\prime }&=2 x_{1}-x_{2} \\ \end{align*}

0.484

19029

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=-x_{1}-2 x_{2} \\ \end{align*}

1.138

19030

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+\frac {5 x_{2}}{2} \\ x_{2}^{\prime }&=-\frac {5 x_{1}}{2}+2 x_{2} \\ \end{align*}

0.383

19031

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-8 x_{1}-5 x_{2}-3 x_{3} \\ \end{align*}

0.850

19032

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}+4 x_{3} \\ x_{2}^{\prime }&=3 x_{1}+2 x_{2}-x_{3} \\ x_{3}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ \end{align*}

0.783

19033

\begin{align*} x_{1}^{\prime }&=-3 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 4 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.536

19034

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= -1 \\ \end{align*}

0.479

19039

\begin{align*} x_{1}^{\prime }&=-k_{1} x_{1} \\ x_{2}^{\prime }&=k_{1} x_{1}-k_{2} x_{2} \\ x_{3}^{\prime }&=k_{2} x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= m_{0} \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

0.855

19040

\begin{align*} x_{1}^{\prime }&=2 x_{1}-x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=3 x_{1}-2 x_{2}+t \\ \end{align*}

0.985

19041

\begin{align*} x_{1}^{\prime }&=x_{1}+\sqrt {3}\, x_{2}+{\mathrm e}^{t} \\ x_{2}^{\prime }&=\sqrt {3}\, x_{1}-x_{2}+\sqrt {3}\, {\mathrm e}^{-t} \\ \end{align*}

1.147

19042

\begin{align*} x_{1}^{\prime }&=2 x_{1}-5 x_{2}-\cos \left (t \right ) \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+\sin \left (t \right ) \\ \end{align*}

1.011

19043

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+{\mathrm e}^{-2 t} \\ x_{2}^{\prime }&=4 x_{1}-2 x_{2}-2 \,{\mathrm e}^{t} \\ \end{align*}

0.785

19044

\begin{align*} x_{1}^{\prime }&=1-x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{2}+t \\ x_{3}^{\prime }&=-2 x_{1}-x_{2}+3 x_{3}+{\mathrm e}^{-t} \\ \end{align*}

1.042

19045

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{2}+\frac {x_{2}}{2}-\frac {x_{3}}{2}+1 \\ x_{2}^{\prime }&=-x_{1}-2 x_{2}+x_{3}+t \\ x_{3}^{\prime }&=\frac {x_{1}}{2}+\frac {x_{2}}{2}-\frac {3 x_{3}}{2}+11 \,{\mathrm e}^{-3 t} \\ \end{align*}

1.172

19046

\begin{align*} x_{1}^{\prime }&=-4 x_{1}+x_{2}+3 x_{3}+3 t \\ x_{2}^{\prime }&=-2 x_{2} \\ x_{3}^{\prime }&=-2 x_{1}+x_{2}+x_{3}+3 \cos \left (t \right ) \\ \end{align*}

1.165

19047

\begin{align*} x_{1}^{\prime }&=-\frac {x_{1}}{2}+x_{2}+\frac {x_{3}}{2} \\ x_{2}^{\prime }&=x_{1}-x_{2}+x_{3}-\sin \left (t \right ) \\ x_{3}^{\prime }&=\frac {x_{1}}{2}+x_{2}-\frac {x_{3}}{2} \\ \end{align*}

1.292

19048

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2}+1 \\ x_{2}^{\prime }&=x_{1}-2 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}-x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

63.587

19049

\begin{align*} x_{1}^{\prime }&=4 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=x_{1}-2 x_{2} \\ \end{align*}

0.384

19050

\begin{align*} x_{1}^{\prime }&=3 x_{1}-9 x_{2} \\ x_{2}^{\prime }&=x_{1}-3 x_{2} \\ \end{align*}

0.356

19051

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}-x_{3} \\ x_{3}^{\prime }&=-3 x_{1}+2 x_{2}+4 x_{3} \\ \end{align*}

0.677

19052

\begin{align*} x_{1}^{\prime }&=5 x_{1}-3 x_{2}-2 x_{3} \\ x_{2}^{\prime }&=8 x_{1}-5 x_{2}-4 x_{3} \\ x_{3}^{\prime }&=-4 x_{1}+3 x_{2}+3 x_{3} \\ \end{align*}

0.727

19053

\begin{align*} x_{1}^{\prime }&=-7 x_{1}+9 x_{2}-6 x_{3} \\ x_{2}^{\prime }&=-8 x_{1}+11 x_{2}-7 x_{3} \\ x_{3}^{\prime }&=-2 x_{1}+3 x_{2}-x_{3} \\ \end{align*}

0.883

19054

\begin{align*} x_{1}^{\prime }&=5 x_{1}+6 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=-2 x_{1}-2 x_{2}-x_{3} \\ x_{3}^{\prime }&=-2 x_{1}-3 x_{2} \\ \end{align*}

0.755

19055

\begin{align*} x_{1}^{\prime }&=-8 x_{1}-16 x_{2}-16 x_{3}-17 x_{4} \\ x_{2}^{\prime }&=-2 x_{1}-10 x_{2}-8 x_{3}-7 x_{4} \\ x_{3}^{\prime }&=-2 x_{1}-2 x_{3}-3 x_{4} \\ x_{4}^{\prime }&=6 x_{1}+14 x_{2}+14 x_{3}+14 x_{4} \\ \end{align*}

1.942

19056

\begin{align*} x_{1}^{\prime }&=x_{1}-x_{2}-2 x_{3}+3 x_{4} \\ x_{2}^{\prime }&=2 x_{1}-\frac {3 x_{2}}{2}-x_{3}+\frac {7 x_{4}}{2} \\ x_{3}^{\prime }&=-x_{1}+\frac {x_{2}}{2}-\frac {3 x_{4}}{2} \\ x_{4}^{\prime }&=-2 x_{1}+\frac {3 x_{2}}{2}+3 x_{3}-\frac {7 x_{4}}{2} \\ \end{align*}

0.953

19057

\begin{align*} x_{1}^{\prime }&=x_{1}-4 x_{2} \\ x_{2}^{\prime }&=4 x_{1}-7 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 7 \\ x_{2} \left (0\right ) &= 1 \\ \end{align*}

0.407

19058

\begin{align*} x_{1}^{\prime }&=3 x_{1}-4 x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -5 \\ x_{2} \left (0\right ) &= 7 \\ \end{align*}

0.421

19059

\begin{align*} x_{1}^{\prime }&=4 x_{1}+x_{2}+3 x_{3} \\ x_{2}^{\prime }&=6 x_{1}+4 x_{2}+6 x_{3} \\ x_{3}^{\prime }&=-5 x_{1}-2 x_{2}-4 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= -2 \\ x_{3} \left (0\right ) &= 5 \\ \end{align*}

0.735

19060

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2} \\ x_{2}^{\prime }&=-14 x_{1}-5 x_{2}+x_{3} \\ x_{3}^{\prime }&=15 x_{1}+5 x_{2}-2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 5 \\ x_{2} \left (0\right ) &= 5 \\ x_{3} \left (0\right ) &= -4 \\ \end{align*}

0.717

19061

\begin{align*} x^{\prime }&=-2 y+x y \\ y^{\prime }&=x+4 x y \\ \end{align*}

0.041

19062

\begin{align*} x^{\prime }&=1+5 y \\ y^{\prime }&=1-6 x^{2} \\ \end{align*}

0.045

19209

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}

2.356

19210

\begin{align*} y^{\prime }&=y+z \\ z^{\prime }&=y+z+x \\ \end{align*}

0.681

19211

\begin{align*} y^{\prime }&=\frac {y^{2}}{z} \\ z^{\prime }&=\frac {y}{2} \\ \end{align*}

0.035

19212

\begin{align*} y^{\prime }&=1-\frac {1}{z} \\ z^{\prime }&=\frac {1}{-x +y} \\ \end{align*}

0.045

19213

\begin{align*} y^{\prime }&=-z \\ z^{\prime }&=y \\ \end{align*}
With initial conditions
\begin{align*} y \left (0\right ) &= 1 \\ z \left (0\right ) &= 0 \\ \end{align*}

0.460

19216

\begin{align*} y^{\prime }&=\frac {z^{2}}{y} \\ z^{\prime }&=\frac {y^{2}}{z} \\ \end{align*}

0.038

19217

\begin{align*} y^{\prime }&=\frac {y^{2}}{z} \\ z^{\prime }&=\frac {z^{2}}{y} \\ \end{align*}

0.040

19218

\begin{align*} x^{\prime }&=y+z-x \\ y^{\prime }&=x-y+z \\ z^{\prime }&=x+y-z \\ \end{align*}

0.631

19219

\begin{align*} x^{\prime }+x+y&=t^{2} \\ y^{\prime }+y+z&=2 t \\ z^{\prime }+z&=t \\ \end{align*}

0.860

19220

\begin{align*} x^{\prime }+5 x+y&=7 \,{\mathrm e}^{t}-27 \\ -2 x+y^{\prime }+3 y&=-3 \,{\mathrm e}^{t}+12 \\ \end{align*}

1.303

19221

\begin{align*} y^{\prime \prime }+z^{\prime }-2 z&={\mathrm e}^{2 x} \\ z^{\prime }+2 y^{\prime }-3 y&=0 \\ \end{align*}

0.048

19222

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=x+{\mathrm e}^{t}+{\mathrm e}^{-t} \\ \end{align*}

0.836

19223

\begin{align*} y^{\prime }+\frac {2 z}{x^{2}}&=1 \\ z^{\prime }+y&=x \\ \end{align*}

0.038

19224

\begin{align*} t x^{\prime }-x-3 y&=t \\ y^{\prime } t -x+y&=0 \\ \end{align*}

0.040

19225

\begin{align*} t x^{\prime }+6 x-y-3 z&=0 \\ y^{\prime } t +23 x-6 y-9 z&=0 \\ t z^{\prime }+x+y-2 z&=0 \\ \end{align*}

0.052

19226

\begin{align*} x^{\prime }+5 x+y&={\mathrm e}^{t} \\ y^{\prime }-x+3 y&={\mathrm e}^{2 t} \\ \end{align*}

0.720

19637

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=3 x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 5 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.402

19638

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=3 x+2 y \\ \end{align*}

0.439

19639

\begin{align*} x^{\prime }&=x+2 y+t -1 \\ y^{\prime }&=3 x+2 y-5 t -2 \\ \end{align*}

0.691

19640

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=y \\ \end{align*}

0.281

19641

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=y \\ \end{align*}

0.245

19642

\begin{align*} x^{\prime }&=-3 x+4 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.415

19643

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=5 x+2 y \\ \end{align*}

0.622

19644

\begin{align*} x^{\prime }&=5 x+4 y \\ y^{\prime }&=-x+y \\ \end{align*}

0.378

19645

\begin{align*} x^{\prime }&=4 x-3 y \\ y^{\prime }&=8 x-6 y \\ \end{align*}

0.430

19646

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=3 y \\ \end{align*}

0.297

19647

\begin{align*} x^{\prime }&=-4 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.338

19648

\begin{align*} x^{\prime }&=7 x+6 y \\ y^{\prime }&=2 x+6 y \\ \end{align*}

0.471

19649

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=4 x+5 y \\ \end{align*}

0.601

19650

\begin{align*} x^{\prime }&=x+y-5 t +2 \\ y^{\prime }&=4 x-2 y-8 t -8 \\ \end{align*}

0.672

19651

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=3 y \\ \end{align*}

0.299

19652

\begin{align*} x^{\prime }&=-x-2 y \\ y^{\prime }&=4 x-5 y \\ \end{align*}

0.581

19653

\begin{align*} x^{\prime }&=-3 x+4 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.402

19654

\begin{align*} x^{\prime }&=5 x+2 y \\ y^{\prime }&=-17 x-5 y \\ \end{align*}

0.490

19655

\begin{align*} x^{\prime }&=-4 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.327

19656

\begin{align*} x^{\prime }&=4 x-3 y \\ y^{\prime }&=8 x-6 y \\ \end{align*}

0.436

19657

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=5 x+2 y \\ \end{align*}

0.531

19686

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=x+2 y \\ \end{align*}

0.343

19880

\begin{align*} z^{\prime }+7 y-3 z&=0 \\ 7 y^{\prime }+63 y-36 z&=0 \\ \end{align*}

0.427

19881

\begin{align*} z^{\prime }+2 y^{\prime }+3 y&=0 \\ y^{\prime }+3 y-2 z&=0 \\ \end{align*}

0.470

19882

\begin{align*} y^{\prime }+3 y+z&=0 \\ z^{\prime }+3 y+5 z&=0 \\ \end{align*}

0.460

19883

\begin{align*} y^{\prime }+3 y+2 z&=0 \\ z^{\prime }+2 y-4 z&=0 \\ \end{align*}

0.681

19884

\begin{align*} y^{\prime }-3 y-2 z&=0 \\ z^{\prime }+y-2 z&=0 \\ \end{align*}

1.559

19885

\begin{align*} y^{\prime }+z^{\prime }+6 y&=0 \\ z^{\prime }+5 y+z&=0 \\ \end{align*}

0.589

19886

\begin{align*} z^{\prime }+y^{\prime }+5 y-3 z&=x +{\mathrm e}^{x} \\ y^{\prime }+2 y-z&={\mathrm e}^{x} \\ \end{align*}

0.962

19887

\begin{align*} z^{\prime }+y+3 z&={\mathrm e}^{x} \\ y^{\prime }+3 y+4 z&={\mathrm e}^{2 x} \\ \end{align*}

0.935

19888

\begin{align*} z^{\prime }-3 y+2 z&={\mathrm e}^{x} \\ y^{\prime }+2 y-z&={\mathrm e}^{3 x} \\ \end{align*}

1.416

19889

\begin{align*} z^{\prime }+5 y-2 z&=x \\ y^{\prime }+4 y+z&=x \\ \end{align*}

1.932

19890

\begin{align*} z^{\prime }+7 y-9 z&={\mathrm e}^{x} \\ y^{\prime }-y-3 z&={\mathrm e}^{2 x} \\ \end{align*}

3.641

19891

\begin{align*} y^{\prime }-2 y-2 z&={\mathrm e}^{3 x} \\ z^{\prime }+5 y-2 z&={\mathrm e}^{4 x} \\ \end{align*}

2.195

20205

\begin{align*} x^{\prime }+2 x+y^{\prime }+y&=0 \\ 5 x+y^{\prime }+3 y&=0 \\ \end{align*}

0.359

20206

\begin{align*} x^{\prime }-7 x+y&=0 \\ y^{\prime }-2 x-5 y&=0 \\ \end{align*}

0.427

20207

\begin{align*} x^{\prime }+2 x-3 y&=t \\ y^{\prime }-3 x+2 y&={\mathrm e}^{2 t} \\ \end{align*}

0.710

20208

\begin{align*} 4 x^{\prime }+9 y^{\prime }+44 x+49 y&=t \\ 3 x^{\prime }+7 y^{\prime }+34 x+38 y&={\mathrm e}^{t} \\ \end{align*}

0.641

20209

\begin{align*} x^{\prime \prime }-3 x-4 y&=0 \\ x+y^{\prime \prime }+y&=0 \\ \end{align*}

0.052

20210

\begin{align*} x^{\prime }+2 y^{\prime }-2 x+2 y&=3 \,{\mathrm e}^{t} \\ 3 x^{\prime }+y^{\prime }+2 x+y&=4 \,{\mathrm e}^{2 t} \\ \end{align*}

0.581

20211

\begin{align*} 4 x^{\prime }+9 y^{\prime }+2 x+31 y&={\mathrm e}^{t} \\ 3 x^{\prime }+7 y^{\prime }+x+24 y&=3 \\ \end{align*}

0.985

20212

\begin{align*} x^{\prime }+4 x+3 y&=t \\ y^{\prime }+2 x+5 y&={\mathrm e}^{t} \\ \end{align*}

0.625

20213

\begin{align*} x^{\prime }&=n y-m z \\ y^{\prime }&=L z-m x \\ z^{\prime }&=m x-L y \\ \end{align*}

47.391

20676

\begin{align*} t x^{\prime }+y&=0 \\ y^{\prime } t +x&=0 \\ \end{align*}

0.039

20807

\begin{align*} x^{\prime }-7 x+y&=0 \\ y^{\prime }-2 x-5 y&=0 \\ \end{align*}

0.456

20808

\begin{align*} x^{\prime }+5 x+y&={\mathrm e}^{t} \\ y^{\prime }-x+3 y&={\mathrm e}^{2 t} \\ \end{align*}

0.543

20809

\begin{align*} 4 x^{\prime }+9 y^{\prime }+11 x+31 y&={\mathrm e}^{t} \\ 3 x^{\prime }+7 y^{\prime }+8 x+24 y&={\mathrm e}^{2 t} \\ \end{align*}

0.543

20810

\begin{align*} t x^{\prime }&=t -2 x \\ y^{\prime } t&=t x+t y+2 x-t \\ \end{align*}

0.044

20924

\begin{align*} x^{\prime }&=-4 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.284

20925

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=-2 y \\ \end{align*}

0.237

20926

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=-5 x \\ \end{align*}

0.364

20927

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-3 x \\ \end{align*}

0.375

20928

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=y \\ \end{align*}

0.233

20929

\begin{align*} x^{\prime }&=2 x+3 y \\ y^{\prime }&=-3 x+2 y \\ \end{align*}

0.336

20930

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.473

20931

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=-5 x \\ \end{align*}

0.316

20932

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=y \\ \end{align*}

0.220

20933

\begin{align*} x^{\prime }&=2 x+3 y \\ y^{\prime }&=-3 x+2 y \\ \end{align*}

0.308

20934

\begin{align*} x^{\prime }&=-4 x-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.272

20935

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+y \\ \end{align*}

0.316

20936

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=-2 x+2 y \\ \end{align*}

0.258

20937

\begin{align*} x^{\prime }&=12 x-15 y \\ y^{\prime }&=4 x-4 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.355

20938

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=5 x-2 y \\ \end{align*}

0.336

20939

\begin{align*} x^{\prime }&=4 x-13 y \\ y^{\prime }&=2 x-6 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.455

20940

\begin{align*} x^{\prime }&=4 x+2 y \\ y^{\prime }&=3 x+3 y \\ \end{align*}

0.297

20941

\begin{align*} x^{\prime }&=3 x+5 y \\ y^{\prime }&=-x+y \\ \end{align*}

0.430

20942

\begin{align*} x^{\prime }&=8 x-5 y \\ y^{\prime }&=16 x+8 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.450

20943

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=2 x-3 y \\ \end{align*}

0.255

20944

\begin{align*} x^{\prime }&=5 x+4 y+2 z \\ y^{\prime }&=4 x+5 y+2 z \\ z^{\prime }&=2 x+2 y+2 z \\ \end{align*}

0.473

20945

\begin{align*} x^{\prime }&=2 x-y+{\mathrm e}^{t} \\ y^{\prime }&=3 x-2 y+t \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.724

20946

\begin{align*} x^{\prime }&=5 x+3 y+1 \\ y^{\prime }&=-6 x-4 y+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.534

20947

\begin{align*} x^{\prime }&=2 x-y+\cos \left (t \right ) \\ y^{\prime }&=5 x-2 y+\sin \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.728

20991

\begin{align*} x^{\prime }&=x \cos \left (t \right )-\sin \left (t \right ) y \\ y^{\prime }&=x \sin \left (t \right )+y \cos \left (t \right ) \\ \end{align*}

0.042

20992

\begin{align*} x^{\prime }&=\left (3 t -1\right ) x-\left (1-t \right ) y+t \,{\mathrm e}^{t^{2}} \\ y^{\prime }&=-\left (t +2\right ) x+\left (-2+t \right ) y-{\mathrm e}^{t^{2}} \\ \end{align*}

0.048

20993

\begin{align*} x^{\prime }&=2 x-4 y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.276

20994

\begin{align*} x^{\prime }&=3 x+6 y \\ y^{\prime }&=-2 x-3 y \\ \end{align*}

0.516

20995

\begin{align*} x^{\prime }&=8 x+y \\ y^{\prime }&=-4 x+4 y \\ \end{align*}

0.266

20996

\begin{align*} x^{\prime }&=x-y+2 z \\ y^{\prime }&=-x+y+2 z \\ z^{\prime }&=x+y \\ \end{align*}

0.481

20997

\begin{align*} x^{\prime }&=-x+y-z \\ y^{\prime }&=2 x-y+2 z \\ z^{\prime }&=2 x+2 y-z \\ \end{align*}

0.568

21001

\begin{align*} w_{1}^{\prime }&=w_{2} \\ w_{2}^{\prime }&=\frac {a w_{1}}{z^{2}} \\ \end{align*}

0.041

21102

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.322

21103

\begin{align*} x^{\prime }&=a y \\ y^{\prime }&=-a x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.336

21204

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=-3 y \\ \end{align*}

0.227

21205

\begin{align*} x^{\prime }&=a x \\ y^{\prime }&=a y \\ \end{align*}

0.187

21206

\begin{align*} x^{\prime }&=a x+y \\ y^{\prime }&=a y \\ \end{align*}

0.225

21207

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.313

21208

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.313

21209

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=-3 x+y \\ \end{align*}

0.319

21210

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.259

21211

\begin{align*} x^{\prime }&=2 y \\ y^{\prime }&=-2 x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= a \\ y \left (0\right ) &= 0 \\ \end{align*}

0.330

21212

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.293

21213

\begin{align*} x^{\prime }&=3 x+t \\ y^{\prime }&=-y+2 t \\ \end{align*}

0.372

21214

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=3 x+y \\ \end{align*}

0.263

21215

\begin{align*} x^{\prime }&=2 x+6 y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.291

21216

\begin{align*} x^{\prime }&=2 x+6 y+{\mathrm e}^{t} \\ y^{\prime }&=x+3 y-{\mathrm e}^{t} \\ \end{align*}

0.474

21217

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.297

21218

\begin{align*} x^{\prime }&=x+2 y+2 t \\ y^{\prime }&=3 y+t^{2} \\ \end{align*}

0.546

21219

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=2 y \\ \end{align*}

0.257

21220

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=4 x-y \\ \end{align*}

0.255

21221

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=3 x+y \\ \end{align*}

0.223

21222

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=x-y \\ \end{align*}

0.297

21223

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.407

21224

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.300

21225

\begin{align*} x^{\prime }&=x+3 y+2 t \\ y^{\prime }&=x-y+t^{2} \\ \end{align*}

0.717

21226

\begin{align*} x^{\prime }&=x+2 y+{\mathrm e}^{t} \\ y^{\prime }&=x-2 y-{\mathrm e}^{t} \\ \end{align*}

1.237

21227

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=x-y \\ z^{\prime }&=-2 x+2 z \\ \end{align*}

0.475

21228

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 y+z \\ z^{\prime }&=x+3 z \\ \end{align*}

0.466

21229

\begin{align*} x^{\prime }&=x+z \\ y^{\prime }&=-y \\ z^{\prime }&=4 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 1 \\ \end{align*}

0.461

21230

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 y+z \\ z^{\prime }&=x+z \\ \end{align*}

0.397

21232

\begin{align*} x^{\prime }&=x+z \\ y^{\prime }&=z-y \\ z^{\prime }&=y-z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ z \left (0\right ) &= 0 \\ \end{align*}

0.473

21233

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=2 y+z \\ z^{\prime }&=-x-z \\ \end{align*}

0.460

21234

\begin{align*} x^{\prime }&=\left (a -2\right ) x+y \\ y^{\prime }&=-x+\left (a -2\right ) y \\ z^{\prime }&=-a z \\ \end{align*}

0.714

21235

\begin{align*} x^{\prime }+t y&=-1 \\ x^{\prime }+y^{\prime }&=2 \\ \end{align*}

0.039

21236

\begin{align*} x^{\prime }+y&=3 t \\ y^{\prime }-t x^{\prime }&=0 \\ \end{align*}

0.044

21237

\begin{align*} x^{\prime }-t y&=1 \\ y^{\prime }-t x^{\prime }&=3 \\ \end{align*}

0.040

21238

\begin{align*} t^{2} x^{\prime }-y&=1 \\ y^{\prime }-2 x&=0 \\ \end{align*}

0.038

21239

\begin{align*} x^{\prime }-y&=3 \\ y^{\prime }-3 x^{\prime }&=-2 x \\ \end{align*}

0.470

21240

\begin{align*} t x^{\prime }+y^{\prime }&=1 \\ y^{\prime }+x+{\mathrm e}^{x^{\prime }}&=1 \\ \end{align*}

0.133

21241

\begin{align*} x x^{\prime }+y&=2 t \\ y^{\prime }+2 x^{2}&=1 \\ \end{align*}

0.039

21242

\begin{align*} x^{\prime }&=1+x \\ y^{\prime }&=x+3 y-1 \\ \end{align*}

0.456

21243

\begin{align*} x^{\prime }&=x+3 y+a \\ y^{\prime }&=x-y+b \\ \end{align*}

0.570

21244

\begin{align*} x^{\prime }&=a x+y \\ y^{\prime }&=-2 x+b y \\ \end{align*}

0.691

21245

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 c x-y \\ \end{align*}

0.452

21246

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=-2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.359

21247

\begin{align*} x^{\prime }&=x-6 y \\ y^{\prime }&=-2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.444

21249

\begin{align*} x^{\prime }&=x-x y \\ y^{\prime }&=-y+x y \\ \end{align*}

0.046

21250

\begin{align*} x^{\prime }&=2 x-7 x y-a x \\ y^{\prime }&=-y+4 x y-a y \\ \end{align*}

0.039

21251

\begin{align*} x^{\prime }&=2 x-2 x y \\ y^{\prime }&=-y+x y \\ \end{align*}

0.048

21252

\begin{align*} x^{\prime }&=x-4 x y \\ y^{\prime }&=-2 y+x y \\ \end{align*}

0.038

21253

\begin{align*} x^{\prime }&=x \left (3-y\right ) \\ y^{\prime }&=y \left (x-5\right ) \\ \end{align*}

0.038

21293

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=7 x-4 y \\ \end{align*}

0.460

21294

\begin{align*} x^{\prime }&=-x-y \\ y^{\prime }&=4 x-y \\ \end{align*}

0.322

21295

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=3 x-y \\ \end{align*}

0.479

21296

\begin{align*} x^{\prime }&=-2 a x-y \\ y^{\prime }&=\left (a^{2}+9\right ) x \\ \end{align*}

0.627

21297

\begin{align*} x^{\prime }&=-x+4 y \\ y^{\prime }&=3 x-5 y \\ \end{align*}

0.369

21301

\begin{align*} x_{1}^{\prime }&=-2 x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=-2 x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}-2 x_{3} \\ \end{align*}

0.537

21302

\begin{align*} x_{1}^{\prime }&=a x_{1}+5 x_{3} \\ x_{2}^{\prime }&=-x_{2}-2 x_{3} \\ x_{3}^{\prime }&=-3 x_{3} \\ \end{align*}

0.590

21303

\begin{align*} x_{1}^{\prime }&=x_{1}+x_{2}+x_{3} \\ x_{2}^{\prime }&=x_{1}-2 x_{2}-x_{3} \\ x_{3}^{\prime }&=x_{2}-x_{3} \\ \end{align*}

7.231

21304

\begin{align*} x_{1}^{\prime }&=a x_{1} \\ x_{2}^{\prime }&=a x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}+a x_{3} \\ \end{align*}

0.534

21305

\begin{align*} x_{1}^{\prime }&=x_{2}+x_{4} \\ x_{2}^{\prime }&=-x_{2}+x_{3} \\ x_{3}^{\prime }&=x_{2}+x_{3} \\ x_{4}^{\prime }&=x_{1}-x_{4} \\ \end{align*}

2.377

21307

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=x_{3} \\ x_{3}^{\prime }&=-a x_{3}-b x_{2}-c x_{1} \\ \end{align*}

29.819

21315

\begin{align*} x_{1}^{\prime }&=-x_{1} \\ x_{2}^{\prime }&=-2 x_{2} \\ x_{3}^{\prime }&=x_{3} \\ \end{align*}

0.450

21316

\begin{align*} x^{\prime }&=-x+y+y^{2} \\ y^{\prime }&=-2 y-x^{2} \\ \end{align*}

0.049

21317

\begin{align*} x^{\prime }&=-x^{3} \\ y^{\prime }&=-y^{3} \\ \end{align*}

0.037

21592

\begin{align*} 2 x^{\prime }-3 x-2 y^{\prime }&=t \\ 2 x^{\prime }+3 x+2 y^{\prime }+8 y&=2 \\ \end{align*}

1.275

21623

\begin{align*} y^{\prime }&=2 y-5 z \\ z^{\prime }&=4 y-2 z \\ \end{align*}

0.609

21733

\begin{align*} y^{\prime }&=-\sqrt {1-y^{2}} \\ x^{\prime }&=x+2 y \\ \end{align*}

0.042

21735

\begin{align*} x^{\prime }&=8 x-y \\ y^{\prime }&=4 x+12 y \\ \end{align*}

0.411

21736

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-4 x+4 y \\ \end{align*}

0.428

21737

\begin{align*} x^{\prime }&=2 x-5 y \\ y^{\prime }&=2 x-4 y \\ \end{align*}

0.663

21738

\begin{align*} x^{\prime }&=2 x+2 y-z \\ y^{\prime }&=y+z \\ z^{\prime }&=z-y \\ \end{align*}

0.945

21739

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=9 x+y \\ \end{align*}

0.499

21740

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=4 x+3 y \\ \end{align*}

0.443

21741

\begin{align*} x^{\prime }&=7 x-y+6 z \\ y^{\prime }&=-10 x+4 y-12 z \\ z^{\prime }&=-2 x+y-z \\ \end{align*}

0.920

21742

\begin{align*} x+y^{\prime }&=\sin \left (t \right )+\cos \left (t \right ) \\ x^{\prime }+y&=\cos \left (t \right )-\sin \left (t \right ) \\ \end{align*}

1.030

21743

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.451

21744

\begin{align*} x^{\prime }&=3 x+2 y \\ y^{\prime }&=-5 x+y \\ \end{align*}

0.631

21745

\begin{align*} x^{\prime }&=4 x-y \\ y^{\prime }&=x+2 y \\ \end{align*}

0.350

21746

\begin{align*} x^{\prime }&=6 x-3 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.442

21747

\begin{align*} 2 x^{\prime }-3 y^{\prime }&=2 \,{\mathrm e}^{2 t} \\ x^{\prime }-2 y^{\prime }&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.472

21748

\begin{align*} y^{\prime }&=y-3 z \\ z^{\prime }&=2 y-4 z \\ \end{align*}

0.456

21749

\begin{align*} x^{\prime }&=4 x-y \\ y^{\prime }&=-4 x+4 y \\ \end{align*}

0.532

21750

\begin{align*} x^{\prime }&=7 x-y+6 z \\ y^{\prime }&=-10 x+4 y-12 z \\ z^{\prime }&=-2 x+y-z \\ \end{align*}

0.833

21751

\begin{align*} x^{\prime }&=3 x+y-z \\ y^{\prime }&=x+3 y-z \\ z^{\prime }&=3 x+3 y-z \\ \end{align*}

0.683

21752

\begin{align*} x^{\prime }&=x-y-z \\ y^{\prime }&=y+3 z \\ z^{\prime }&=3 y+z \\ \end{align*}

0.722

21753

\begin{align*} x^{\prime }&=y+{\mathrm e}^{t} \\ y^{\prime }&=-2 x+3 y+1 \\ \end{align*}

0.800

21754

\begin{align*} x^{\prime }&=2 x-y-5 t \\ y^{\prime }&=3 x+6 y-4 \\ \end{align*}

1.206

21755

\begin{align*} x^{\prime }&=2 x+y+3 \,{\mathrm e}^{2 t} \\ y^{\prime }&=-4 x+2 y+{\mathrm e}^{2 t} t \\ \end{align*}

0.974

21777

\begin{align*} x^{\prime }&=2 x-7 y \\ y^{\prime }&=3 x-8 y \\ \end{align*}

0.500

21778

\begin{align*} x^{\prime }&=2 x+4 y \\ y^{\prime }&=-2 x+6 y \\ \end{align*}

0.695

21779

\begin{align*} x^{\prime }&=x+4 y-y^{2} \\ y^{\prime }&=6 x-y+2 x y \\ \end{align*}

0.056

21780

\begin{align*} x^{\prime }&=\sin \left (x\right )-4 y \\ y^{\prime }&=\sin \left (2 x\right )-5 y \\ \end{align*}

0.043

21781

\begin{align*} x^{\prime }&=8 x-y^{2} \\ y^{\prime }&=6 x^{2}-6 y \\ \end{align*}

0.051

21782

\begin{align*} x^{\prime }&=-x^{2}-y \\ y^{\prime }&=x \\ \end{align*}

0.049

21783

\begin{align*} x^{\prime }&=-x^{3}-y \\ y^{\prime }&=x \\ \end{align*}

0.043

21784

\begin{align*} x^{\prime }&=2 x y \\ y^{\prime }&=3 y^{2}-x^{2} \\ \end{align*}

0.052

21785

\begin{align*} x^{\prime }&=x^{2} \\ y^{\prime }&=2 y^{2}-x y \\ \end{align*}

0.040

21786

\begin{align*} x^{\prime }&=-x+y^{2} \\ y^{\prime }&=x^{2}-y \\ \end{align*}

0.039

21893

\begin{align*} x^{\prime }+x+y^{\prime }+y&=0 \\ x^{\prime }-y^{\prime }-y&=t \\ \end{align*}

0.660

21894

\begin{align*} y^{\prime }-3 z&=5 \\ y-z^{\prime }-x&=3-2 t \\ z+x^{\prime }&=-1 \\ \end{align*}

1.485

21895

\begin{align*} x^{\prime \prime }-x+y&={\mathrm e}^{t} \\ x^{\prime }+x-y^{\prime }-y&=3 \,{\mathrm e}^{t} \\ \end{align*}

0.063

21896

\begin{align*} x^{\prime }-2 x+y^{\prime }-2 y&=1 \\ y^{\prime }+z^{\prime }+z&=2 \\ 3 x+z^{\prime }+z&=3 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ \end{align*}

1.226

21897

\begin{align*} x^{\prime }+3 x-y&=0 \\ y^{\prime }+y-3 x&=0 \\ \end{align*}

0.524

21898

\begin{align*} x^{\prime }-x-2 y&=0 \\ y^{\prime }-2 y-3 x&=0 \\ \end{align*}

0.539

21899

\begin{align*} y^{\prime }+y-x^{\prime \prime }+x&={\mathrm e}^{t} \\ y^{\prime }-x^{\prime }+x&={\mathrm e}^{-t} \\ \end{align*}

0.050

21924

\begin{align*} x^{\prime }+y^{\prime }-y&=0 \\ y^{\prime }+2 y+z^{\prime }+2 z&=2 \\ x+z^{\prime }-z&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ \end{align*}

1.181

21925

\begin{align*} x^{\prime \prime }&=1 \\ x^{\prime }+x+y^{\prime \prime }-9 y+z^{\prime }+z&=0 \\ 5 x+z^{\prime \prime }-4 z&=2 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ x^{\prime }\left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ z^{\prime }\left (0\right ) &= 0 \\ \end{align*}

0.051

21940

\begin{align*} y^{\prime }-3 z&=5 \\ y-z^{\prime }-x&=3-2 t \\ z+x^{\prime }&=-1 \\ \end{align*}

1.292

21944

\begin{align*} y^{\prime }+y-x^{\prime }+x&=t \\ x^{\prime }+y^{\prime }+x-y&=0 \\ \end{align*}

0.780

22267

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=8 x-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (1\right ) &= 2 \\ y \left (1\right ) &= 3 \\ \end{align*}

0.507

22268

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=8 x-2 y+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -4 \\ \end{align*}

0.768

22269

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+3 \\ \end{align*}
With initial conditions
\begin{align*} x \left (\pi \right ) &= 1 \\ y \left (\pi \right ) &= 2 \\ \end{align*}

0.589

22270

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-9 x+6 y+t \\ \end{align*}

0.598

22271

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-2 y-5 z+3 \\ z^{\prime }&=y+2 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 1 \\ \end{align*}

0.937

22272

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=9 x+y \\ \end{align*}

0.429

22273

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=6 x_{1} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (1\right ) &= 1 \\ x_{2} \left (1\right ) &= 0 \\ \end{align*}

0.606

22274

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=6 x_{1}+4 \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.733

22275

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=6 x_{1}+4 \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (1\right ) &= 0 \\ x_{2} \left (1\right ) &= 0 \\ \end{align*}

0.651

22276

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=6 x_{1}+4 \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 2 \\ \end{align*}

0.662

22277

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=6 x_{1}+9 \,{\mathrm e}^{-t} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.895

22278

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=4 x+3 y \\ \end{align*}

0.403

22279

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=x_{3} \\ x_{3}^{\prime }&=6 t \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 0 \\ x_{2} \left (0\right ) &= 0 \\ x_{3} \left (0\right ) &= 12 \\ \end{align*}

0.666

22882

\begin{align*} y^{\prime }&=x \\ x^{\prime }&=-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.712

22883

\begin{align*} u^{\prime }&=2 v-1 \\ v^{\prime }&=1+2 u \\ \end{align*}

0.771

22884

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-y \\ \end{align*}

0.755

22885

\begin{align*} y^{\prime \prime }&=x \\ y^{\prime \prime }&=y \\ \end{align*}

0.037

22886

\begin{align*} y^{\prime \prime }&=x-2 \\ y^{\prime \prime }&=2+y \\ \end{align*}

0.038

22887

\begin{align*} y^{\prime }+6 y&=x^{\prime } \\ 3 x-x^{\prime }&=2 y^{\prime } \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.650

22888

\begin{align*} x^{\prime }+x+2 y&=1 \\ 2 x+y^{\prime }-2 y&=t \\ \end{align*}

1.008

22889

\begin{align*} x^{\prime }+y^{\prime }+2 x-y&=-\sin \left (t \right ) \\ x^{\prime }-3 x+y^{\prime }+2 y&=4 \cos \left (t \right ) \\ \end{align*}

0.314

22890

\begin{align*} x^{\prime \prime }+2 y^{\prime }+8 x&=32 t \\ y^{\prime \prime }+3 x^{\prime }-2 y&=60 \,{\mathrm e}^{-t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 6 \\ x^{\prime }\left (0\right ) &= 0 \\ y \left (0\right ) &= -24 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

0.035

22891

\begin{align*} x^{\prime }-2 y^{\prime }&={\mathrm e}^{t} \\ x^{\prime }+y^{\prime }&=\sqrt {t} \\ \end{align*}

0.501

22892

\begin{align*} x^{\prime }+3 y^{\prime }&=x y \\ 3 x^{\prime }-y^{\prime }&=\sin \left (t \right ) \\ \end{align*}

0.054

22893

\begin{align*} r^{\prime \prime }\left (t \right )&=r \left (t \right )+y \\ y^{\prime \prime }&=5 r \left (t \right )-3 y+t^{2} \\ \end{align*}

0.039

22894

\begin{align*} x y^{\prime }+y x^{\prime }&=t^{2} \\ 2 x^{\prime \prime }-y^{\prime }&=5 t \\ \end{align*}

0.049

22895

\begin{align*} x^{\prime \prime }+y^{\prime }+x&=y+\sin \left (t \right ) \\ y^{\prime \prime }+x^{\prime }-y&=2 t^{2}-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ x^{\prime }\left (0\right ) &= -1 \\ y \left (0\right ) &= -{\frac {9}{2}} \\ y^{\prime }\left (0\right ) &= -{\frac {7}{2}} \\ \end{align*}

0.036

22896

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-y \\ z^{\prime }&=2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ \end{align*}

1.208

22897

\begin{align*} x^{\prime }&=y z \\ y^{\prime }&=x z \\ z^{\prime }&=x y \\ \end{align*}

0.051

22898

\begin{align*} x^{\prime }&=x y \\ y^{\prime }&=1+y^{2} \\ z^{\prime }&=z \\ \end{align*}

0.049

22899

\begin{align*} t^{2} y^{\prime \prime }+t z^{\prime }+z&=t \\ y^{\prime } t +z&=\ln \left (t \right ) \\ \end{align*}

0.047

22900

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}

5.567

22901

\begin{align*} x^{\prime }&=y+z \\ y^{\prime }&=x+z \\ z^{\prime }&=x+y \\ \end{align*}

0.855

22912

\begin{align*} x^{\prime }+6 x+3 y^{\prime }+2 y&=0 \\ x^{\prime }+5 x+2 y^{\prime }+3 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 4 \\ \end{align*}

0.650

22913

\begin{align*} x^{\prime }-x+2 y^{\prime }+7 y&=0 \\ 2 x^{\prime }+y^{\prime }+x+5 y&=0 \\ \end{align*}

0.516

22914

\begin{align*} x^{\prime }+5 x+3 y^{\prime }-11 y&=0 \\ x^{\prime }+3 x+y^{\prime }-7 y&=0 \\ \end{align*}

0.799

22915

\begin{align*} x^{\prime }-2 x+4 y&=0 \\ 3 x+2 y^{\prime }+y&=0 \\ \end{align*}

0.662

22916

\begin{align*} x^{\prime }+3 x+2 y&=0 \\ 3 x+y^{\prime }+y&=0 \\ \end{align*}

0.911

22917

\begin{align*} x^{\prime }+4 x+3 y^{\prime }+4 y&=0 \\ x^{\prime }+2 x+2 y^{\prime }+2 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 6 \\ \end{align*}

0.460

22918

\begin{align*} x^{\prime }+x+2 y^{\prime }+3 y&=0 \\ x^{\prime }-2 x+5 y^{\prime }&=0 \\ \end{align*}

0.853

22919

\begin{align*} x^{\prime }-x-y&=0 \\ 5 x+y^{\prime }-3 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.828

22920

\begin{align*} 2 x-y^{\prime }-5 y&=0 \\ x^{\prime }+x+2 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= -10 \\ \end{align*}

0.502

22921

\begin{align*} 2 x^{\prime }-6 x+3 y^{\prime }-2 y&=0 \\ 7 x^{\prime }+4 x+7 y^{\prime }+20 y&=0 \\ \end{align*}

0.774

22922

\begin{align*} x^{\prime }+x+2 y&=8 \\ 2 x+y^{\prime }-2 y&=2 \,{\mathrm e}^{-t}-8 \\ \end{align*}

0.980

22923

\begin{align*} x^{\prime }+2 y&=4 \,{\mathrm e}^{2 t} \\ x+y^{\prime }-y&=2 \,{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 7 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.858

22924

\begin{align*} x^{\prime }-x+2 y^{\prime }+7 y&=3 t -15 \\ 2 x^{\prime }+y^{\prime }+x+5 y&=9 t -7 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= -3 \\ \end{align*}

0.757

22925

\begin{align*} x^{\prime }+3 x-y^{\prime }-y&=0 \\ 2 x^{\prime }-9 x+y^{\prime }+4 y&=15 \,{\mathrm e}^{-3 t} \\ \end{align*}

1.040

22926

\begin{align*} 3 x-y^{\prime }-2 y&=8 t \\ x^{\prime }-2 x+y&=16 \,{\mathrm e}^{-t} \\ \end{align*}

1.618

22927

\begin{align*} 2 x^{\prime }-x-y^{\prime }+y&=4 t \,{\mathrm e}^{-t}-3 \,{\mathrm e}^{-t} \\ x^{\prime }+4 x-2 y^{\prime }-4 y&=2 t \,{\mathrm e}^{-t}-6 \,{\mathrm e}^{-t} \\ \end{align*}

0.968

22928

\begin{align*} 2 x^{\prime }-x+7 y^{\prime }+3 y&=90 \sin \left (2 t \right ) \\ x^{\prime }-5 x+8 y^{\prime }-3 y&=0 \\ \end{align*}

1.486

22929

\begin{align*} x^{\prime \prime }&=y+4 \,{\mathrm e}^{-2 t} \\ y^{\prime \prime }&=x-{\mathrm e}^{-2 t} \\ \end{align*}

0.044

22930

\begin{align*} x^{\prime }-5 x+y^{\prime }+2 z&=24 \,{\mathrm e}^{-t} \\ x^{\prime }-x-y&=0 \\ 5 y^{\prime }-11 y+2 z^{\prime }-2 z&=0 \\ \end{align*}

1.624

22931

\begin{align*} x^{\prime }+3 x-2 y&={\mathrm e}^{-t} \\ y^{\prime }-x+4 y&=\sin \left (2 t \right ) \\ \end{align*}

1.222

22932

\begin{align*} x^{\prime }-x+2 y-z&=t^{2} \\ y^{\prime }+3 x-y+4 z&={\mathrm e}^{t} \\ z^{\prime }-2 x+y-z&=0 \\ \end{align*}

83.896

22933

\begin{align*} z+x^{\prime }&=x \\ y^{\prime }-2 x&=y+3 t \\ z^{\prime }+4 y&=z-\cos \left (t \right ) \\ \end{align*}

4.123

22934

\begin{align*} x^{\prime }+5 x-4 y&=0 \\ y^{\prime }-x+2 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= -2 \\ \end{align*}

0.631

22935

\begin{align*} x^{\prime }+x-5 y&=0 \\ y^{\prime }+4 x+5 y&=0 \\ \end{align*}

0.871

22936

\begin{align*} x^{\prime }-2 x+3 y&=0 \\ -2 x+y^{\prime }+3 y&=0 \\ \end{align*}

0.626

22937

\begin{align*} x^{\prime }+3 x-6 y&=0 \\ y^{\prime }&=x-3 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 2 \\ \end{align*}

0.750

22938

\begin{align*} x^{\prime }&=x+8 y \\ y^{\prime }&=-2 x-7 y \\ \end{align*}

0.566

22939

\begin{align*} x^{\prime }&=-12 x-7 y \\ y^{\prime }&=19 x+11 y \\ \end{align*}

2.822

22940

\begin{align*} x^{\prime }-y&=t \\ x+y^{\prime }&=t^{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 2 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.902

22941

\begin{align*} x^{\prime }+3 x+4 y&=8 \,{\mathrm e}^{t} \\ -x+y^{\prime }-y&=0 \\ \end{align*}

0.829

22942

\begin{align*} x^{\prime }-2 x+y&={\mathrm e}^{-t} \\ y^{\prime }-3 x+2 y&=t \\ \end{align*}

1.433

22943

\begin{align*} x^{\prime }+2 x-y&=100 \sin \left (t \right ) \\ y^{\prime }-4 x-y&=36 t \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -8 \\ y \left (0\right ) &= -21 \\ \end{align*}

1.130

22944

\begin{align*} x^{\prime }-3 x-6 y&=9-9 t \\ y^{\prime }+3 x+3 y&=9 t \,{\mathrm e}^{-3 t} \\ \end{align*}

1.253

22945

\begin{align*} x^{\prime }&=2 x-3 y+t \,{\mathrm e}^{-t} \\ y^{\prime }&=2 x-3 y+{\mathrm e}^{-t} \\ \end{align*}

0.897

22946

\begin{align*} x^{\prime }+4 x+2 y-z&=12 \,{\mathrm e}^{t} \\ y^{\prime }-2 x-5 y+3 z&=0 \\ z^{\prime }+4 x+z&=30 \,{\mathrm e}^{-t} \\ \end{align*}

1.795

23365

\begin{align*} x^{\prime \prime }+y^{\prime }+6 x&=0 \\ y^{\prime \prime }-x^{\prime }+6 y&=0 \\ \end{align*}
With initial conditions
\begin{align*} x^{\prime }\left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

0.058

23555

\begin{align*} x_{1}^{\prime }&=2 x_{1}+x_{2} \\ x_{2}^{\prime }&=-3 x_{1}+6 x_{2} \\ \end{align*}

0.822

23556

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+4 x_{2} \\ x_{2}^{\prime }&=-2 x_{1}+3 x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -1 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.857

23557

\begin{align*} x_{1}^{\prime }&=2 \sin \left (t \right ) x_{1}+\ln \left (t \right ) x_{2} \\ x_{2}^{\prime }&=\frac {x_{1}}{-2+t}+\frac {{\mathrm e}^{t} x_{2}}{1+t} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (3\right ) &= 0 \\ x_{2} \left (3\right ) &= 0 \\ \end{align*}

0.056

23558

\begin{align*} x^{\prime }&=5 x-6 y+1 \\ y^{\prime }&=6 x-7 y+1 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.755

23559

\begin{align*} x^{\prime }&=5 x-6 y \\ y^{\prime }&=6 x-7 y \\ \end{align*}

0.589

23560

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.692

23561

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.867

23562

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-y \\ \end{align*}

0.902

23563

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.847

23564

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-y \\ \end{align*}

0.851

23565

\begin{align*} x^{\prime }&=y-z \\ y^{\prime }&=z-x \\ z^{\prime }&=x-y \\ \end{align*}

1.360

23566

\begin{align*} x_{1}^{\prime }&=x_{1}+\left (1-t \right ) x_{2} \\ x_{2}^{\prime }&=\frac {x_{1}}{t}-x_{2} \\ \end{align*}

0.047

23567

\begin{align*} x_{1}^{\prime }&=x_{2}-x_{3}+x_{4} \\ x_{2}^{\prime }&=-x_{2}+x_{4} \\ x_{3}^{\prime }&=x_{3}-x_{4} \\ x_{4}^{\prime }&=2 x_{4} \\ \end{align*}

1.534

23568

\begin{align*} x_{1}^{\prime }&=5 x_{1}+2 x_{2}+2 x_{3} \\ x_{2}^{\prime }&=2 x_{1}+2 x_{2}-4 x_{3} \\ x_{3}^{\prime }&=2 x_{1}-4 x_{2}+2 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 2 \\ x_{2} \left (0\right ) &= 1 \\ x_{3} \left (0\right ) &= 0 \\ \end{align*}

1.124

23569

\begin{align*} x_{1}^{\prime }&=-10 x_{1}+x_{2}+7 x_{3} \\ x_{2}^{\prime }&=-9 x_{1}+4 x_{2}+5 x_{3} \\ x_{3}^{\prime }&=-17 x_{1}+x_{2}+12 x_{3} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 5 \\ x_{2} \left (0\right ) &= 2 \\ x_{3} \left (0\right ) &= -2 \\ \end{align*}

1.381

23570

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}

0.813

23571

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=x_{1} \\ \end{align*}

0.779

23572

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2}+3 \,{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}+2 t \\ \end{align*}

1.157

23573

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2}+1 \\ x_{2}^{\prime }&=x_{1}+t \\ \end{align*}

1.032

23574

\begin{align*} x^{\prime }&=5 x-6 y+1 \\ y^{\prime }&=6 x-7 y+1 \\ \end{align*}

0.765

23575

\begin{align*} t x^{\prime }&=3 x-2 y \\ y^{\prime } t&=x+y-t^{2} \\ \end{align*}

0.042

23576

\begin{align*} x^{\prime }&=3 x-2 y+2 t^{2} \\ y^{\prime }&=5 x+y-1 \\ \end{align*}

2.038

23577

\begin{align*} x_{1}^{\prime }&=x_{1}+2 x_{2} \\ x_{2}^{\prime }&=4 x_{1}+x_{2} \\ \end{align*}

0.979

23578

\begin{align*} N_{1}^{\prime }&=4 N_{1}-6 N_{2} \\ N_{2}^{\prime }&=8 N_{1}-10 N_{2} \\ \end{align*}
With initial conditions
\begin{align*} N_{1} \left (0\right ) &= 100000 \\ N_{2} \left (0\right ) &= 1000 \\ \end{align*}

0.970

23579

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2} \\ x_{2}^{\prime }&=2 x_{1}+x_{2} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= 1 \\ x_{2} \left (0\right ) &= 3 \\ \end{align*}

0.728

23580

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2} \\ x_{2}^{\prime }&=x_{1} \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -1 \\ x_{2} \left (0\right ) &= 0 \\ \end{align*}

0.797

23581

\begin{align*} x_{1}^{\prime }&=4 x_{1}-x_{2}+3 \,{\mathrm e}^{2 t} \\ x_{2}^{\prime }&=2 x_{1}+x_{2}+2 t \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -{\frac {5}{18}} \\ x_{2} \left (0\right ) &= {\frac {47}{9}} \\ \end{align*}

1.018

23582

\begin{align*} x_{1}^{\prime }&=3 x_{1}-2 x_{2}+1 \\ x_{2}^{\prime }&=x_{1}+t \\ \end{align*}
With initial conditions
\begin{align*} x_{1} \left (0\right ) &= -{\frac {1}{2}} \\ x_{2} \left (0\right ) &= -{\frac {1}{4}} \\ \end{align*}

0.936

23583

\begin{align*} x^{\prime }&=5 x-6 y+1 \\ y^{\prime }&=6 x-7 y+1 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.687

23584

\begin{align*} t x^{\prime }&=3 x-2 y \\ y^{\prime } t&=x+y-t^{2} \\ \end{align*}
With initial conditions
\begin{align*} x \left (1\right ) &= 1 \\ y \left (1\right ) &= {\frac {1}{2}} \\ \end{align*}

0.051

23585

\begin{align*} x^{\prime }&=3 x-2 y+2 t^{2} \\ y^{\prime }&=5 x+y-1 \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= {\frac {534}{2197}} \\ y \left (0\right ) &= {\frac {567}{2197}} \\ \end{align*}

1.241

23586

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=4 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.759

23587

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-y \\ \end{align*}

0.455

23588

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.679

23589

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-2 y \\ \end{align*}

0.874

23590

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-x-y \\ \end{align*}

0.508

23591

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-y \\ \end{align*}

0.837

23592

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}

0.827

23593

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.597

23594

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=9 x+2 y \\ \end{align*}

0.962

23595

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=-3 x+6 y \\ \end{align*}

0.802

23596

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}

7.655

23597

\begin{align*} c_{1}^{\prime }&=-\frac {k c_{1}}{V_{1}}+\frac {k c_{2}}{V_{1}} \\ c_{2}^{\prime }&=\frac {k c_{1}}{V_{2}}-\frac {k c_{2}}{V_{2}} \\ \end{align*}

1.365

23598

\begin{align*} x^{\prime }&=a \left (b -x\right )-c f y \\ y^{\prime }&=d \left (x-y\right )-c f y-a y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= b \\ y \left (0\right ) &= \frac {d b}{a +d} \\ \end{align*}

2.074

23599

\begin{align*} x^{\prime }&=4 x+2 y \\ y^{\prime }&=-3 x-y \\ \end{align*}

0.805

23600

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=x+y \\ \end{align*}

0.789

23601

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.608

23602

\begin{align*} x^{\prime }&=-4 x+y \\ y^{\prime }&=-x-2 y \\ \end{align*}

0.583

23603

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=17 x-7 y \\ \end{align*}

1.115

23604

\begin{align*} x^{\prime }&=3 x-5 y \\ y^{\prime }&=4 x-5 y \\ \end{align*}

1.062

23605

\begin{align*} x^{\prime }&=4 x-2 y \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.707

23606

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.556

23607

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=12 x-7 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 0 \\ y \left (0\right ) &= 3 \\ \end{align*}

0.891

23608

\begin{align*} x^{\prime }&=3 x-5 y \\ y^{\prime }&=4 x-5 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (\pi \right ) &= 1 \\ y \left (\pi \right ) &= {\frac {4}{5}} \\ \end{align*}

0.987

23609

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=-3 y \\ \end{align*}

0.499

23610

\begin{align*} x^{\prime }&=4 y \\ y^{\prime }&=-x \\ \end{align*}

0.876

23611

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=-3 x+4 y \\ \end{align*}

1.120

23612

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x-2 y \\ \end{align*}

0.636

23613

\begin{align*} x^{\prime }&=4 x+3 y \\ y^{\prime }&=-x \\ \end{align*}

0.833

23614

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-x \\ \end{align*}

0.592

23615

\begin{align*} x^{\prime }&=3 x+2 y+2 z \\ y^{\prime }&=x+4 y+z \\ z^{\prime }&=-2 x-4 y-z \\ \end{align*}

1.325

23616

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=-x+2 y-z \\ z^{\prime }&=-y+3 z \\ \end{align*}

1.326

23617

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=z-x \\ z^{\prime }&=x+3 y+z \\ \end{align*}

1.201

23618

\begin{align*} x^{\prime }&=7 x+4 y-4 z \\ y^{\prime }&=4 x-8 y-z \\ z^{\prime }&=-4 x-y-8 z \\ \end{align*}

1.237

23619

\begin{align*} x^{\prime }&=x+2 y+z-w \\ y^{\prime }&=-y+2 z+2 w \\ z^{\prime }&=2 y+2 z+2 w \\ w^{\prime }&=-3 y-6 z-6 w \\ \end{align*}

1.909

23620

\begin{align*} x^{\prime }&=3 x+y \\ y^{\prime }&=x+3 y \\ z^{\prime }&=2 z+w+h \\ w^{\prime }&=z+2 w+h \\ h^{\prime }&=z+w+2 h \\ \end{align*}

1.839

23621

\begin{align*} x^{\prime }&=-10 x+y+7 z \\ y^{\prime }&=-9 x+4 y+5 z \\ z^{\prime }&=-17 x+y+12 z \\ \end{align*}

1.343

23622

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}

1.429

23623

\begin{align*} x^{\prime }&=3 x+2 y+2 z \\ y^{\prime }&=x+4 y+z \\ z^{\prime }&=-2 x-4 y-z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= -1 \\ \end{align*}

1.183

23624

\begin{align*} x^{\prime }&=3 x-y \\ y^{\prime }&=-x+2 y-z \\ z^{\prime }&=-y+3 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= -1 \\ \end{align*}

1.198

23625

\begin{align*} x^{\prime }&=2 x+y \\ y^{\prime }&=z-x \\ z^{\prime }&=x+3 y+z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ z \left (0\right ) &= 3 \\ \end{align*}

0.927

23626

\begin{align*} x^{\prime }&=7 x+4 y-4 z \\ y^{\prime }&=4 x-8 y-z \\ z^{\prime }&=-4 x-y-8 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 3 \\ y \left (0\right ) &= 5 \\ z \left (0\right ) &= -1 \\ \end{align*}

1.098

23627

\begin{align*} x^{\prime }&=-10 x+y+7 z \\ y^{\prime }&=-9 x+4 y+5 z \\ z^{\prime }&=-17 x+y+12 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 6 \\ y \left (0\right ) &= 1 \\ z \left (0\right ) &= 10 \\ \end{align*}

1.226

23628

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=z \\ z^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ z \left (0\right ) &= 1 \\ \end{align*}

1.177

23629

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=x-2 y \\ z^{\prime }&=x+y-5 z \\ u^{\prime }&=5 z \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ z \left (0\right ) &= 0 \\ u \left (0\right ) &= 0 \\ \end{align*}

1.611

23765

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=y \\ \end{align*}

0.455

23766

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=2 y \\ \end{align*}

0.500

23767

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=x \\ \end{align*}

0.685

23768

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}

0.848

23769

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.468

23770

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=-2 y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.480

23771

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=x+y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.461

23772

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= 0 \\ \end{align*}

0.453

23773

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-y \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= -1 \\ y \left (0\right ) &= 1 \\ \end{align*}

0.942

23774

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x \\ \end{align*}
With initial conditions
\begin{align*} x \left (0\right ) &= 1 \\ y \left (0\right ) &= -1 \\ \end{align*}

0.822

23775

\begin{align*} x^{\prime }&=y^{2}-x^{2} \\ y^{\prime }&=2 x y \\ \end{align*}

0.041

23776

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-\sin \left (x\right ) \\ \end{align*}

0.039

23777

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-4 \sin \left (x\right ) \\ \end{align*}

0.039

23778

\begin{align*} x^{\prime }&=x-x y \\ y^{\prime }&=-y+x y \\ \end{align*}

0.042

23779

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=-x_{1} \\ \end{align*}

0.870

23780

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=\sin \left (x_{1}\right ) \\ \end{align*}

0.038

23781

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=x_{1} \\ \end{align*}

0.684

23782

\begin{align*} x_{1}^{\prime }&=x_{2} \\ x_{2}^{\prime }&=x_{1}-x_{1}^{3} \\ \end{align*}

0.041

23783

\begin{align*} x^{\prime }&=a x+b y \\ y^{\prime }&=c x+d y \\ \end{align*}

2.412

23784

\begin{align*} x^{\prime }&=y \\ y^{\prime }&=-x \\ \end{align*}

0.833

23785

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=-x \\ \end{align*}

0.692

23786

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=2 y \\ \end{align*}

0.701

23787

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-y \\ \end{align*}

0.865

23788

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=x+3 y \\ \end{align*}

0.615

23789

\begin{align*} x^{\prime }&=x-y \\ y^{\prime }&=5 x-y \\ \end{align*}

0.960

23790

\begin{align*} x^{\prime }&=-3 x+4 y \\ y^{\prime }&=-2 x+3 y \\ \end{align*}

0.781

23791

\begin{align*} x^{\prime }&=5 x-6 y \\ y^{\prime }&=6 x-7 y \\ \end{align*}

0.612

23792

\begin{align*} x^{\prime }&=-3 x+5 y \\ y^{\prime }&=-x+y \\ \end{align*}

1.077

23793

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=4 x-y \\ \end{align*}

1.078

23794

\begin{align*} x^{\prime }&=4 x-6 y \\ y^{\prime }&=8 x-10 y \\ \end{align*}

0.806

23795

\begin{align*} x^{\prime }&=5 x-6 y+1 \\ y^{\prime }&=6 x-7 y+1 \\ \end{align*}

0.851

23796

\begin{align*} x^{\prime }&=5 x-6 y+x y \\ y^{\prime }&=6 x-7 y-x y \\ \end{align*}

0.043

23797

\begin{align*} x^{\prime }&=3 x-2 y+\left (x^{2}+y^{2}\right )^{2} \\ y^{\prime }&=4 x-y+\left (x^{2}-y^{2}\right )^{5} \\ \end{align*}

0.047

23798

\begin{align*} x^{\prime }&=y+x^{2}-x y \\ y^{\prime }&=-2 x+3 y+y^{2} \\ \end{align*}

0.043

23799

\begin{align*} x^{\prime }&=x-x y \\ y^{\prime }&=-y+x y \\ \end{align*}

0.042

23800

\begin{align*} x^{\prime }&=-x-x^{2}+y^{2} \\ y^{\prime }&=-y+2 x y \\ \end{align*}

0.046

23801

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=3 y \\ \end{align*}

0.495

23802

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-3 y \\ \end{align*}

0.516

23803

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=-y \\ \end{align*}

0.495

23804

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=y \\ \end{align*}

0.493

23805

\begin{align*} x^{\prime }&=2 x \\ y^{\prime }&=2 y \\ \end{align*}

0.450

23806

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-y \\ \end{align*}

0.452

23807

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=x-y \\ \end{align*}

0.505

23808

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=-x+y \\ \end{align*}

0.494

23809

\begin{align*} x^{\prime }&=-2 x+y \\ y^{\prime }&=-x-2 y \\ \end{align*}

0.908

23810

\begin{align*} x^{\prime }&=-y \\ y^{\prime }&=x \\ \end{align*}

0.850

23811

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-y \\ \end{align*}

0.876

23812

\begin{align*} x^{\prime }&=-x+y \\ y^{\prime }&=-x-3 y \\ \end{align*}

0.620

23813

\begin{align*} x^{\prime }&=4 x+6 y \\ y^{\prime }&=-7 x-9 y \\ \end{align*}

0.841

23814

\begin{align*} x^{\prime }&=2 x-y \\ y^{\prime }&=-x+2 y \\ \end{align*}

0.721

23815

\begin{align*} x^{\prime }&=-2 x+y-x^{2}+2 y^{2} \\ y^{\prime }&=3 x+2 y+x^{2} y^{2} \\ \end{align*}

0.042

23816

\begin{align*} x^{\prime }&=-x+x^{2} \\ y^{\prime }&=-3 y+x y \\ \end{align*}

0.040

23817

\begin{align*} x^{\prime }&=-x+x y \\ y^{\prime }&=y+\left (x^{2}+y^{2}\right )^{2} \\ \end{align*}

0.042

23818

\begin{align*} x^{\prime }&=2 x+y^{2} \\ y^{\prime }&=3 y-x^{2} \\ \end{align*}

0.041

23819

\begin{align*} x^{\prime }&=x-x y \\ y^{\prime }&=-y+x y \\ \end{align*}

0.041

23820

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x-3 y \\ \end{align*}

1.090

23821

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x+3 y \\ \end{align*}

0.910

23822

\begin{align*} x^{\prime }&=-2 x-3 y \\ y^{\prime }&=-3 x+2 y \\ \end{align*}

1.173

23823

\begin{align*} x^{\prime }&=-3 x+2 y \\ y^{\prime }&=-2 x-3 y \\ \end{align*}

0.927

23824

\begin{align*} x^{\prime }&=x \\ y^{\prime }&=y \\ \end{align*}

0.464

23825

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-y \\ \end{align*}

0.457

23826

\begin{align*} x^{\prime }&=-x \\ y^{\prime }&=-x-y \\ \end{align*}

0.509

23827

\begin{align*} x^{\prime }&=-3 x+2 y \\ y^{\prime }&=-2 x+2 y \\ \end{align*}

0.930

23932

\begin{align*} y^{\prime }&=-2 \\ z^{\prime }&=x \,{\mathrm e}^{2 x +y} \\ \end{align*}

0.041

23933

\begin{align*} y^{\prime }+y&={\mathrm e}^{x} \\ z^{\prime }&=y \\ \end{align*}

0.882

23934

\begin{align*} y^{\prime }&=z \\ z^{\prime }&=y \\ \end{align*}

0.766

23935

\begin{align*} y y^{\prime }&=-x \\ y z^{\prime }&=2 \\ \end{align*}

0.040

23936

\begin{align*} y^{\prime }+2 z&=y \\ z^{\prime }+4 y&=0 \\ \end{align*}

1.299

23937

\begin{align*} y^{\prime }&=x +2 z \\ z^{\prime }&=3 x +y-z \\ \end{align*}

1.238

23938

\begin{align*} y^{\prime }&=x^{2}+6 y+4 z \\ z^{\prime }&=y+3 z \\ \end{align*}

1.361

23939

\begin{align*} y^{\prime }&=y+z+x \\ z^{\prime }&=1-y-z \\ \end{align*}

0.915

23940

\begin{align*} y^{\prime }&=f \left (x \right )+a y+b z \\ z^{\prime }&=g \left (x \right )+c y+d z \\ \end{align*}

6.862

23951

\begin{align*} y^{\prime } x&=y \\ z^{\prime }&=3 y-x \\ \end{align*}

0.040

23962

\begin{align*} y^{\prime }&=z \\ z^{\prime }&=w \\ w^{\prime }&=y \\ \end{align*}

9.432

24066

\begin{align*} x^{\prime }-x-y^{\prime }&=0 \\ y^{\prime }+3 x-2 y&=0 \\ \end{align*}

0.442

24076

\begin{align*} x-y+z^{\prime }&=0 \\ x^{\prime }-y&=1 \\ y^{\prime }-y+z&=0 \\ \end{align*}

0.979

24767

\begin{align*} v^{\prime }-2 v+2 w^{\prime }&=2-4 \,{\mathrm e}^{2 x} \\ 2 v^{\prime }-3 v+3 w^{\prime }-w&=0 \\ \end{align*}

0.728

24768

\begin{align*} y^{\prime }-2 y-v^{\prime }-v&=6 \,{\mathrm e}^{3 x} \\ 2 y^{\prime }-3 y+v^{\prime }-3 v&=6 \,{\mathrm e}^{3 x} \\ \end{align*}

0.637

24769

\begin{align*} y^{\prime }+y-v^{\prime }-v&=0 \\ y^{\prime }+v^{\prime }-v&={\mathrm e}^{x} \\ \end{align*}

0.641

24770

\begin{align*} 2 v^{\prime }+2 v+w^{\prime }-w&=3 x \\ v^{\prime }+v+w^{\prime }+w&=1 \\ \end{align*}

0.656

24771

\begin{align*} 3 v^{\prime }+2 v+w^{\prime }-6 w&=5 \,{\mathrm e}^{x} \\ 4 v^{\prime }+2 v+w^{\prime }-8 w&=5 \,{\mathrm e}^{x}+2 x -3 \\ \end{align*}

0.877

24772

\begin{align*} 2 y^{\prime }+2 y+w^{\prime }-w&=x +1 \\ y^{\prime }+3 y+w^{\prime }+w&=4 x +14 \\ \end{align*}

1.203

25166

\begin{align*} y_{1}^{\prime }-6 y_{1}&=-4 y_{2} \\ y_{2}^{\prime }&=2 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.535

25167

\begin{align*} y_{1}^{\prime }-3 y_{1}&=-4 y_{2} \\ y_{2}^{\prime }+y_{2}&=y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.444

25168

\begin{align*} y_{1}^{\prime }&=2 y_{2} \\ y_{2}^{\prime }&=-2 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.495

25169

\begin{align*} y_{1}^{\prime }-2 y_{1}&=2 y_{2} \\ y_{2}^{\prime \prime }+2 y_{2}^{\prime }+y_{2}&=-2 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 3 \\ y_{2} \left (0\right ) &= 0 \\ y_{2}^{\prime }\left (0\right ) &= 3 \\ \end{align*}

0.025

25170

\begin{align*} y_{1}^{\prime }+4 y_{1}&=10 y_{2} \\ y_{2}^{\prime \prime }-6 y_{2}^{\prime }+23 y_{2}&=9 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 2 \\ y_{2}^{\prime }\left (0\right ) &= 2 \\ \end{align*}

0.028

25171

\begin{align*} y_{1}^{\prime }-2 y_{1}&=-2 y_{2} \\ y_{2}^{\prime \prime }+y_{2}^{\prime }+6 y_{2}&=4 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 5 \\ y_{2}^{\prime }\left (0\right ) &= 4 \\ \end{align*}

0.028

25172

\begin{align*} y_{1}^{\prime \prime }+2 y_{1}^{\prime }+6 y_{1}&=5 y_{2} \\ y_{2}^{\prime \prime }-2 y_{2}^{\prime }+6 y_{2}&=9 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{1}^{\prime }\left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 6 \\ y_{2}^{\prime }\left (0\right ) &= 6 \\ \end{align*}

0.031

25173

\begin{align*} y_{1}^{\prime \prime }+2 y_{1}&=-3 y_{2} \\ y_{2}^{\prime \prime }+2 y_{2}^{\prime }-9 y_{2}&=6 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -1 \\ y_{1}^{\prime }\left (0\right ) &= -4 \\ y_{2} \left (0\right ) &= 1 \\ y_{2}^{\prime }\left (0\right ) &= 2 \\ \end{align*}

0.032

25358

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=y_{1} y_{2} \\ \end{align*}

0.039

25359

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2}+t^{2} \\ y_{2}^{\prime }&=-y_{1}+y_{2}+1 \\ \end{align*}

0.822

25360

\begin{align*} y_{1}^{\prime }&=\sin \left (t \right ) y_{1} \\ y_{2}^{\prime }&=y_{1}+\cos \left (t \right ) y_{2} \\ \end{align*}

0.048

25361

\begin{align*} y_{1}^{\prime }&=t \sin \left (y_{1}\right )-y_{2} \\ y_{2}^{\prime }&=y_{1}+t \cos \left (y_{2}\right ) \\ \end{align*}

0.051

25362

\begin{align*} y_{1}^{\prime }&=y_{1} \\ y_{2}^{\prime }&=2 y_{1}+y_{4} \\ y_{3}^{\prime }&=y_{4} \\ y_{4}^{\prime }&=y_{2}+2 y_{3} \\ \end{align*}

1.383

25363

\begin{align*} y_{1}^{\prime }&=\frac {y_{1}}{2}-y_{2}+5 \\ y_{2}^{\prime }&=-y_{1}+\frac {y_{2}}{2}-5 \\ \end{align*}

0.863

25364

\begin{align*} y_{1}^{\prime }&=5 y_{1}-2 y_{2} \\ y_{2}^{\prime }&=4 y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.504

25365

\begin{align*} y_{1}^{\prime }&=3 y_{1}-y_{2} \\ y_{2}^{\prime }&=4 y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.475

25366

\begin{align*} y_{1}^{\prime }&=2 y_{1}-y_{2} \\ y_{2}^{\prime }&=3 y_{1}-2 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 3 \\ \end{align*}

0.511

25367

\begin{align*} y_{1}^{\prime }&=y_{2}+t \\ y_{2}^{\prime }&=-y_{1}-t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.725

25368

\begin{align*} y_{1}^{\prime }&=-y_{1} \\ y_{2}^{\prime }&=3 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -2 \\ \end{align*}

0.397

25369

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=-2 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.631

25370

\begin{align*} y_{1}^{\prime }&=2 y_{1}+y_{2} \\ y_{2}^{\prime }&=2 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= -1 \\ y_{2} \left (0\right ) &= 2 \\ \end{align*}

0.392

25371

\begin{align*} y_{1}^{\prime }&=-y_{1}+2 y_{2} \\ y_{2}^{\prime }&=-2 y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.542

25372

\begin{align*} y_{1}^{\prime }&=2 y_{1}-y_{2} \\ y_{2}^{\prime }&=3 y_{1}-2 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 3 \\ \end{align*}

0.473

25373

\begin{align*} y_{1}^{\prime }&=2 y_{1}-5 y_{2} \\ y_{2}^{\prime }&=y_{1}-2 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.529

25374

\begin{align*} y_{1}^{\prime }&=3 y_{1}-4 y_{2} \\ y_{2}^{\prime }&=y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.419

25375

\begin{align*} y_{1}^{\prime }&=-y_{1}+3 y_{3} \\ y_{2}^{\prime }&=2 y_{2} \\ y_{3}^{\prime }&=y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 1 \\ y_{3} \left (0\right ) &= 2 \\ \end{align*}

0.698

25376

\begin{align*} y_{1}^{\prime }&=4 y_{2} \\ y_{2}^{\prime }&=-y_{1} \\ y_{3}^{\prime }&=y_{1}+4 y_{2}-y_{3} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= 1 \\ y_{3} \left (0\right ) &= 2 \\ \end{align*}

0.897

25377

\begin{align*} y_{1}^{\prime }&=2 y_{1}-y_{2}+{\mathrm e}^{t} \\ y_{2}^{\prime }&=3 y_{1}-2 y_{2}+{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 3 \\ \end{align*}

0.809

25378

\begin{align*} y_{1}^{\prime }&=-y_{1}+2 y_{2}+5 \\ y_{2}^{\prime }&=-2 y_{1}-y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.781

25379

\begin{align*} y_{1}^{\prime }&=2 y_{1}-5 y_{2}+2 \cos \left (t \right ) \\ y_{2}^{\prime }&=y_{1}-2 y_{2}+\cos \left (t \right ) \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

1.000

25380

\begin{align*} y_{1}^{\prime }&=-y_{1}-4 y_{2}+4 \\ y_{2}^{\prime }&=y_{1}-y_{2}+1 \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= -1 \\ \end{align*}

0.705

25381

\begin{align*} y_{1}^{\prime }&=2 y_{1}+y_{2}+{\mathrm e}^{t} \\ y_{2}^{\prime }&=y_{1}+2 y_{2}-{\mathrm e}^{t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.626

25382

\begin{align*} y_{1}^{\prime }&=5 y_{1}+2 y_{2}+t \\ y_{2}^{\prime }&=-8 y_{1}-3 y_{2}-2 t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.693

25383

\begin{align*} y_{1}^{\prime }&=-2 y_{1}+2 y_{2}+y_{3}+{\mathrm e}^{-2 t} \\ y_{2}^{\prime }&=-y_{2} \\ y_{3}^{\prime }&=2 y_{1}-2 y_{2}-y_{3}-{\mathrm e}^{-2 t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= 1 \\ y_{3} \left (0\right ) &= 1 \\ \end{align*}

1.028

25384

\begin{align*} y_{1}^{\prime }&=y_{2}+y_{3}+{\mathrm e}^{2 t} \\ y_{2}^{\prime }&=y_{1}+y_{2}-y_{3}+{\mathrm e}^{2 t} \\ y_{3}^{\prime }&=-2 y_{1}+y_{2}+3 y_{3}-{\mathrm e}^{2 t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 0 \\ y_{2} \left (0\right ) &= 0 \\ y_{3} \left (0\right ) &= 0 \\ \end{align*}

0.989

25385

\begin{align*} y_{1}^{\prime }&=-2 y_{1}+y_{2} \\ y_{2}^{\prime }&=-4 y_{1}+3 y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= -2 \\ \end{align*}

0.493

25386

\begin{align*} y_{1}^{\prime }&=5 y_{1}-3 y_{2} \\ y_{2}^{\prime }&=2 y_{1} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.498

25387

\begin{align*} y_{1}^{\prime }&=y_{2} t \\ y_{2}^{\prime }&=-y_{1} t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.050

25388

\begin{align*} y_{1}^{\prime }&=y_{1} t +y_{2} t \\ y_{2}^{\prime }&=-y_{1} t -y_{2} t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 4 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.057

25389

\begin{align*} y_{1}^{\prime }&=\frac {y_{1}}{t}+y_{2} \\ y_{2}^{\prime }&=-y_{1}+\frac {y_{2}}{t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (\pi \right ) &= 1 \\ y_{2} \left (\pi \right ) &= -1 \\ \end{align*}

0.055

25390

\begin{align*} y_{1}^{\prime }&=\left (2 t +1\right ) y_{1}+2 y_{2} t \\ y_{2}^{\prime }&=-2 y_{1} t +\left (1-2 t \right ) y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 1 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.057

25391

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2} \\ y_{2}^{\prime }&=\frac {y_{1}}{t}+\frac {y_{2}}{t} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= -3 \\ y_{2} \left (1\right ) &= 4 \\ \end{align*}

0.054

25392

\begin{align*} y_{1}^{\prime }&=\frac {y_{1}}{t}+1 \\ y_{2}^{\prime }&=\frac {y_{2}}{t}+t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= 1 \\ y_{2} \left (1\right ) &= 2 \\ \end{align*}

0.051

25393

\begin{align*} y_{1}^{\prime }&=-\frac {y_{2}}{t}+1 \\ y_{2}^{\prime }&=\frac {y_{1}}{t}+\frac {2 y_{2}}{t}-1 \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= 2 \\ y_{2} \left (1\right ) &= 0 \\ \end{align*}

0.056

25394

\begin{align*} y_{1}^{\prime }&=\frac {4 t y_{1}}{t^{2}+1}+\frac {6 y_{2} t}{t^{2}+1}-3 t \\ y_{2}^{\prime }&=-\frac {2 t y_{1}}{t^{2}+1}-\frac {4 y_{2} t}{t^{2}+1}+t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (1\right ) &= 1 \\ y_{2} \left (1\right ) &= -1 \\ \end{align*}

0.058

25395

\begin{align*} y_{1}^{\prime }&=3 \sec \left (t \right ) y_{1}+5 \sec \left (t \right ) y_{2} \\ y_{2}^{\prime }&=-\sec \left (t \right ) y_{1}-3 \sec \left (t \right ) y_{2} \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 2 \\ y_{2} \left (0\right ) &= 1 \\ \end{align*}

0.057

25396

\begin{align*} y_{1}^{\prime }&=y_{1} t +y_{2} t +4 t \\ y_{2}^{\prime }&=-y_{1} t -y_{2} t +4 t \\ \end{align*}
With initial conditions
\begin{align*} y_{1} \left (0\right ) &= 4 \\ y_{2} \left (0\right ) &= 0 \\ \end{align*}

0.067

25687

\begin{align*} x^{\prime }&=x+3 y \\ y^{\prime }&=5 x+3 y \\ \end{align*}

0.498

25688

\begin{align*} x^{\prime \prime }&=4 y+{\mathrm e}^{t} \\ y^{\prime \prime }&=4 x-{\mathrm e}^{t} \\ \end{align*}

0.041

25988

\begin{align*} x^{\prime }-x+2 y&=0 \\ y^{\prime }+3 x-2 y&=0 \\ \end{align*}

0.324

25989

\begin{align*} x^{\prime }+y^{\prime }-x&=0 \\ x^{\prime }+2 y^{\prime }&=4 \,{\mathrm e}^{t} \\ \end{align*}

0.445

25990

\begin{align*} y^{\prime }&=-y+2 z \\ z^{\prime }&=4 y+z \\ \end{align*}

0.283

25991

\begin{align*} y^{\prime }&=4 y-z \\ z^{\prime }&=2 y+z \\ \end{align*}

0.293

25992

\begin{align*} x^{\prime }+y^{\prime }+2 x-y&=-\sin \left (t \right ) \\ x^{\prime }-3 x+y^{\prime }+2 y&=4 \cos \left (t \right ) \\ \end{align*}

0.192

25993

\begin{align*} y^{\prime \prime }-y+5 y^{\prime }&=t \\ 2 y^{\prime }-x^{\prime \prime }+4 x&=2 \\ \end{align*}

0.050

25994

\begin{align*} x^{\prime }&=3 x \\ y^{\prime }&=2 x+3 y \\ z^{\prime }&=3 y-2 z \\ \end{align*}

0.499

26065

\begin{align*} y_{1}^{\prime }&=3 y_{1}+6 y_{2} \\ y_{2}^{\prime }&=2 y_{1}-6 y_{2} \\ \end{align*}

0.457

26066

\begin{align*} y_{1}^{\prime }&=2 y_{1} \\ y_{2}^{\prime }&=3 y_{1}-2 y_{2} \\ y_{3}^{\prime }&=2 y_{2}+3 y_{3} \\ \end{align*}

0.507

26067

\begin{align*} y_{1}^{\prime }&=y_{2} \\ y_{2}^{\prime }&=-y_{1}+2 y_{2} \\ \end{align*}

0.244

26068

\begin{align*} y^{\prime }&=y+z-w \\ z^{\prime }&=y-z+w \\ w^{\prime }&=-y+z+w \\ \end{align*}

0.487

26069

\begin{align*} y^{\prime }&=y-2 z \\ z^{\prime }&=4 y+5 z \\ \end{align*}

0.406

26070

\begin{align*} y^{\prime }&=3 y-z \\ z^{\prime }&=y+3 z \\ \end{align*}

0.282

26071

\begin{align*} y^{\prime }&=-2 z \\ z^{\prime }&=y+2 z \\ \end{align*}

0.372

26072

\begin{align*} y^{\prime }&=-3 y+z-w \\ z^{\prime }&=5 y-z-7 w \\ w^{\prime }&=-y+z-3 w \\ \end{align*}

0.523

26073

\begin{align*} y^{\prime }&=3 y-4 z \\ z^{\prime }&=y-z \\ \end{align*}

0.227

26074

\begin{align*} y_{1}^{\prime }&=y_{1}+y_{2} \\ y_{2}^{\prime }&=y_{1}-y_{2} \\ \end{align*}

0.365

26075

\begin{align*} y_{1}^{\prime }&=4 y_{1}-y_{2} \\ y_{2}^{\prime }&=y_{1}+2 y_{2} \\ \end{align*}

0.245

26123

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.290

26124

\begin{align*} x^{\prime }&=3 x-2 y \\ y^{\prime }&=2 x-y \\ \end{align*}

0.263

26125

\begin{align*} x^{\prime \prime }&=y \\ y^{\prime \prime }&=x \\ \end{align*}

0.016

26126

\begin{align*} x^{\prime }&=x+y \\ y^{\prime }&=x+y+t \\ \end{align*}

0.651

26127

\begin{align*} x^{\prime }&=\frac {1}{y} \\ y^{\prime }&=\frac {1}{x} \\ \end{align*}

0.023

26131

\begin{align*} x^{\prime }&=x-2 y \\ y^{\prime }&=3 x-4 y \\ \end{align*}

0.316

26132

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=2 x+y \\ \end{align*}

0.287

26133

\begin{align*} x^{\prime }&=-x+2 y \\ y^{\prime }&=-2 x-y \\ \end{align*}

0.336

26134

\begin{align*} x^{\prime }&=x+2 y \\ y^{\prime }&=-5 x-y \\ \end{align*}

0.519

26135

\begin{align*} x^{\prime }&=-2 x+y+x \,y^{2} \\ y^{\prime }&=-7 x-2 y-7 y \,x^{2} \\ \end{align*}

0.043

26136

\begin{align*} x^{\prime }&=-y+x^{2} y^{3} \\ y^{\prime }&=x-x^{3} y^{2} \\ \end{align*}

0.027

26137

\begin{align*} x^{\prime }&=y+x^{3} \\ y^{\prime }&=x-y^{3} \\ \end{align*}

0.036

26138

\begin{align*} x^{\prime }&=-2 x+\sin \left (y\right ) \\ y^{\prime }&=5 \,{\mathrm e}^{x}-5-y \\ \end{align*}

0.040

26139

\begin{align*} x^{\prime }&=2 x-y \cos \left (y\right ) \\ y^{\prime }&=3 x-2 y-x \,y^{2} \\ \end{align*}

0.038