2.2.227 Problems 22601 to 22700

Table 2.467: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

22601

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

[[_homogeneous, ‘class G‘], _rational]

2.626

22602

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

[_dAlembert]

30.517

22603

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

[_rational, _Bernoulli]

1.542

22604

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

[[_1st_order, _with_linear_symmetries], _Chini]

4.605

22605

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

[[_homogeneous, ‘class A‘], _dAlembert]

33.900

22606

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

[_linear]

1.411

22607

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

[[_homogeneous, ‘class G‘], _rational]

2.872

22608

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

[_separable]

1.344

22609

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

[[_homogeneous, ‘class A‘], _exact, _rational, _Bernoulli]

3.535

22610

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

[_Riccati]

1.800

22611

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

[_Riccati]

1.461

22612

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

[_rational, _Riccati]

1.826

22613

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.321

22614

\begin{align*} 3 y^{\prime \prime \prime \prime }-5 y^{\prime \prime \prime }+y&=\sin \left (x \right )+{\mathrm e}^{-x} \\ \end{align*}

[[_high_order, _linear, _nonhomogeneous]]

0.165

22615

\begin{align*} s^{\prime \prime }+b s^{\prime }+\omega ^{2} s&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.341

22616

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

[[_2nd_order, _with_linear_symmetries]]

1.045

22617

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

[[_2nd_order, _with_linear_symmetries]]

0.272

22618

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

[[_2nd_order, _with_linear_symmetries]]

0.289

22619

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

[[_3rd_order, _missing_y]]

0.097

22620

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

[[_2nd_order, _with_linear_symmetries]]

1.141

22621

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

[[_2nd_order, _with_linear_symmetries]]

0.407

22622

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

[_Lienard]

0.252

22623

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

[[_2nd_order, _with_linear_symmetries]]

0.255

22624

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

[[_2nd_order, _with_linear_symmetries]]

0.275

22625

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

[[_3rd_order, _with_linear_symmetries]]

0.120

22626

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

[[_2nd_order, _missing_x]]

0.296

22627

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

[[_2nd_order, _with_linear_symmetries]]

0.440

22628

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

[[_2nd_order, _missing_x]]

0.163

22629

\begin{align*} 4 y^{\prime \prime }-25 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.926

22630

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

[[_2nd_order, _missing_x]]

0.754

22631

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

[[_3rd_order, _missing_x]]

0.037

22632

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

[[_2nd_order, _missing_x]]

0.202

22633

\begin{align*} y^{\prime \prime \prime }+2 y^{\prime \prime }-5 y^{\prime }-6 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.039

22634

\begin{align*} y^{\prime \prime }-y&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= -3 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.993

22635

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

[[_2nd_order, _missing_x]]

0.270

22636

\begin{align*} y^{\prime \prime \prime }-16 y^{\prime }&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ y^{\prime \prime }\left (0\right ) &= 0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.052

22637

\begin{align*} y^{\prime \prime \prime }+5 y^{\prime \prime }+2 y^{\prime }-12 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.044

22638

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

[_Hermite]

0.526

22639

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

[[_2nd_order, _missing_x]]

0.392

22640

\begin{align*} y^{\prime \prime \prime \prime }-20 y^{\prime \prime }+4 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.050

22641

\begin{align*} y^{\prime \prime \prime \prime }-20 y^{\prime \prime \prime }-16 y^{\prime \prime }+12 y^{\prime }+12 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.073

22642

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

[[_2nd_order, _missing_x]]

0.222

22643

\begin{align*} 16 y^{\prime \prime }-8 y^{\prime }+y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.207

22644

\begin{align*} 4 i^{\prime \prime }-12 i^{\prime }+9 i&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.217

22645

\begin{align*} y^{\left (6\right )}-4 y^{\prime \prime \prime \prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.044

22646

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

[[_high_order, _missing_x]]

0.038

22647

\begin{align*} 4 y^{\prime \prime \prime \prime }-20 y^{\prime \prime }+25 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.056

22648

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

[[_2nd_order, _missing_x]]

0.349

22649

\begin{align*} y^{\prime \prime \prime }-y^{\prime \prime }&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ y^{\prime \prime }\left (0\right ) &= 0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.051

22650

\begin{align*} s^{\prime \prime }+16 s^{\prime }+64 s&=0 \\ s \left (0\right ) &= 0 \\ s^{\prime }\left (0\right ) &= -4 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.350

22651

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

[_Hermite]

0.089

22652

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

[_Gegenbauer]

0.093

22653

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

[_Gegenbauer]

1.091

22654

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

[[_2nd_order, _missing_x]]

0.968

22655

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

[[_2nd_order, _missing_x]]

0.186

22656

\begin{align*} 4 y^{\prime \prime }+9 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.767

22657

\begin{align*} 4 y^{\prime \prime }-8 y^{\prime }+7 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.252

22658

\begin{align*} y^{\prime \prime \prime \prime }+16 y^{\prime \prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.042

22659

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

[[_3rd_order, _missing_x]]

0.040

22660

\begin{align*} y^{\prime \prime }+y&=0 \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.766

22661

\begin{align*} u^{\prime \prime }+16 u&=0 \\ u \left (0\right ) &= 0 \\ u^{\prime }\left (0\right ) &= 4 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.787

22662

\begin{align*} i^{\prime \prime }+2 i^{\prime }+5 i&=0 \\ i \left (0\right ) &= 2 \\ i^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.348

22663

\begin{align*} y^{\left (6\right )}-64 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.066

22664

\begin{align*} y a^{2} b^{2}+\left (a^{2}+b^{2}\right ) y^{\prime \prime }+y^{\prime \prime \prime \prime }&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ y^{\prime \prime }\left (0\right ) &= 0 \\ y^{\prime \prime \prime }\left (0\right ) &= 0 \\ \end{align*}

[[_high_order, _missing_x]]

0.098

22665

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

[[_high_order, _missing_x]]

0.057

22666

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

[[_high_order, _missing_x]]

0.044

22667

\begin{align*} y^{\prime \prime \prime \prime }+6 y^{\prime \prime }+25 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.052

22668

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

[[_2nd_order, _missing_x]]

0.231

22669

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

[[_3rd_order, _missing_x]]

0.040

22670

\begin{align*} y^{\left (6\right )}-4 y^{\prime \prime }+4 y^{\prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.075

22671

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

[[_3rd_order, _missing_x]]

0.036

22672

\begin{align*} s^{\prime \prime \prime \prime }+2 s^{\prime \prime }-8 s&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.057

22673

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

[[_3rd_order, _missing_x]]

0.036

22674

\begin{align*} y^{\left (5\right )}-y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.068

22675

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

[[_3rd_order, _missing_x]]

0.049

22676

\begin{align*} y^{\prime \prime }-6 y^{\prime }+9 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.218

22677

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

[[_2nd_order, _missing_x]]

0.161

22678

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

[[_2nd_order, _missing_x]]

0.201

22679

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

[[_3rd_order, _missing_x]]

0.031

22680

\begin{align*} y^{\prime \prime \prime \prime }-8 y^{\prime \prime }+16 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.044

22681

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

[[_2nd_order, _missing_x]]

0.156

22682

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

[_Bessel]

0.346

22683

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

[_Gegenbauer]

0.533

22684

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

[[_2nd_order, _missing_x]]

0.195

22685

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

[_Gegenbauer]

0.080

22686

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

[[_2nd_order, _with_linear_symmetries]]

0.293

22687

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.418

22688

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

[[_2nd_order, _with_linear_symmetries]]

0.252

22689

\begin{align*} 5 y+4 y^{\prime }+y^{\prime \prime }&={\mathrm e}^{-x}+15 x \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.332

22690

\begin{align*} 4 i^{\prime \prime }+i&=t^{2}+2 \cos \left (4 t \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.535

22691

\begin{align*} y^{\prime \prime \prime }+4 y^{\prime }&={\mathrm e}^{x}+\sin \left (x \right ) \\ \end{align*}

[[_3rd_order, _missing_y]]

0.131

22692

\begin{align*} y^{\prime \prime }+16 y&=5 \sin \left (x \right ) \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.542

22693

\begin{align*} s^{\prime \prime }-3 s^{\prime }+2 s&=8 t^{2}+12 \,{\mathrm e}^{-t} \\ s \left (0\right ) &= 0 \\ s^{\prime }\left (0\right ) &= 2 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.490

22694

\begin{align*} y^{\prime \prime }+y&=6 \cos \left (x \right )^{2} \\ y \left (0\right ) &= 0 \\ y \left (\frac {\pi }{2}\right ) &= 0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.556

22695

\begin{align*} L q^{\prime \prime }+R q^{\prime }+\frac {q}{c}&=E_{0} \sin \left (\omega t \right ) \\ q \left (0\right ) &= 0 \\ q^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

1.479

22696

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.602

22697

\begin{align*} y^{\prime \prime }+y&=\left \{\begin {array}{cc} x & 0\le x \le \pi \\ 0 & \pi <x \end {array}\right . \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.894

22698

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

[[_2nd_order, _with_linear_symmetries]]

0.351

22699

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.414

22700

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

[[_2nd_order, _missing_y]]

0.830