2.2.166 Problems 16501 to 16600

Table 2.345: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

16501

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

[[_2nd_order, _missing_x]]

0.247

16502

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

[[_2nd_order, _missing_x]]

0.252

16503

\begin{align*} 25 y^{\prime \prime }-10 y^{\prime }+y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.251

16504

\begin{align*} 16 y^{\prime \prime }-24 y^{\prime }+9 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.254

16505

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

[[_2nd_order, _missing_x]]

0.251

16506

\begin{align*} y^{\prime \prime }-8 y^{\prime }+16 y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.410

16507

\begin{align*} y^{\prime \prime }-8 y^{\prime }+16 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.401

16508

\begin{align*} y^{\prime \prime }-8 y^{\prime }+16 y&=0 \\ y \left (0\right ) &= 3 \\ y^{\prime }\left (0\right ) &= 14 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.408

16509

\begin{align*} 4 y^{\prime \prime }+4 y^{\prime }+y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.398

16510

\begin{align*} 4 y^{\prime \prime }+4 y^{\prime }+y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.389

16511

\begin{align*} 4 y^{\prime \prime }+4 y^{\prime }+y&=0 \\ y \left (0\right ) &= 6 \\ y^{\prime }\left (0\right ) &= -5 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.398

16512

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

[[_2nd_order, _missing_x]]

0.775

16513

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

[[_2nd_order, _missing_x]]

0.250

16514

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

[[_2nd_order, _missing_x]]

0.211

16515

\begin{align*} y^{\prime \prime }-4 y^{\prime }+29 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.266

16516

\begin{align*} 9 y^{\prime \prime }+18 y^{\prime }+10 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.259

16517

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

[[_2nd_order, _missing_x]]

0.765

16518

\begin{align*} y^{\prime \prime }+16 y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

14.247

16519

\begin{align*} y^{\prime \prime }+16 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.708

16520

\begin{align*} y^{\prime \prime }+16 y&=0 \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= 12 \\ \end{align*}

[[_2nd_order, _missing_x]]

1.112

16521

\begin{align*} y^{\prime \prime }-4 y^{\prime }+13 y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.436

16522

\begin{align*} y^{\prime \prime }-4 y^{\prime }+13 y&=0 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.346

16523

\begin{align*} y^{\prime \prime }-4 y^{\prime }+13 y&=0 \\ y \left (0\right ) &= 5 \\ y^{\prime }\left (0\right ) &= 31 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.380

16524

\begin{align*} y^{\prime \prime }-y^{\prime }+\left (\frac {1}{4}+4 \pi ^{2}\right ) y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= {\frac {1}{2}} \\ \end{align*}

[[_2nd_order, _missing_x]]

0.437

16525

\begin{align*} y^{\prime \prime }-y^{\prime }+\left (\frac {1}{4}+4 \pi ^{2}\right ) y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= -{\frac {1}{2}} \\ \end{align*}

[[_2nd_order, _missing_x]]

0.439

16526

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

[[_high_order, _missing_x]]

0.048

16527

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

[[_high_order, _missing_x]]

0.050

16528

\begin{align*} y^{\prime \prime \prime \prime }-34 y^{\prime \prime }+225 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.052

16529

\begin{align*} y^{\prime \prime \prime \prime }-81 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.050

16530

\begin{align*} y^{\prime \prime \prime \prime }-18 y^{\prime \prime }+81 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.054

16531

\begin{align*} y^{\left (5\right )}+18 y^{\prime \prime \prime }+81 y^{\prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.067

16532

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

[[_3rd_order, _missing_x]]

0.054

16533

\begin{align*} y^{\prime \prime \prime }-6 y^{\prime \prime }+11 y^{\prime }-6 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.049

16534

\begin{align*} y^{\prime \prime \prime }-8 y^{\prime \prime }+37 y^{\prime }-50 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.058

16535

\begin{align*} y^{\prime \prime \prime }-9 y^{\prime \prime }+31 y^{\prime }-39 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.059

16536

\begin{align*} y^{\prime \prime \prime \prime }+y^{\prime \prime \prime }+2 y^{\prime \prime }+4 y^{\prime }-8 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.060

16537

\begin{align*} y^{\prime \prime \prime \prime }+2 y^{\prime \prime \prime }+10 y^{\prime \prime }+18 y^{\prime }+9 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.060

16538

\begin{align*} y^{\prime \prime \prime }+4 y^{\prime }&=0 \\ y \left (0\right ) &= 4 \\ y^{\prime }\left (0\right ) &= 6 \\ y^{\prime \prime }\left (0\right ) &= 8 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.102

16539

\begin{align*} y^{\prime \prime \prime }-6 y^{\prime \prime }+12 y^{\prime }-8 y&=0 \\ y \left (0\right ) &= 5 \\ y^{\prime }\left (0\right ) &= 13 \\ y^{\prime \prime }\left (0\right ) &= 86 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.084

16540

\begin{align*} y^{\prime \prime \prime \prime }+26 y^{\prime \prime }+25 y&=0 \\ y \left (0\right ) &= 6 \\ y^{\prime }\left (0\right ) &= -28 \\ y^{\prime \prime }\left (0\right ) &= -102 \\ y^{\prime \prime \prime }\left (0\right ) &= 622 \\ \end{align*}

[[_high_order, _missing_x]]

0.131

16541

\begin{align*} y^{\prime \prime \prime \prime }+y^{\prime \prime \prime }+9 y^{\prime \prime }+9 y^{\prime }&=0 \\ y \left (0\right ) &= 10 \\ y^{\prime }\left (0\right ) &= 0 \\ y^{\prime \prime }\left (0\right ) &= 6 \\ y^{\prime \prime \prime }\left (0\right ) &= -60 \\ \end{align*}

[[_high_order, _missing_x]]

0.114

16542

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

[[_3rd_order, _missing_x]]

0.047

16543

\begin{align*} y^{\prime \prime \prime }+216 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.049

16544

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

[[_high_order, _missing_x]]

0.052

16545

\begin{align*} y^{\prime \prime \prime \prime }+13 y^{\prime \prime }+36 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.058

16546

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

[[_high_order, _missing_x]]

0.066

16547

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

[[_high_order, _missing_x]]

0.082

16548

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

[[_high_order, _missing_x]]

0.052

16549

\begin{align*} 4 y^{\prime \prime \prime \prime }+15 y^{\prime \prime }-4 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.052

16550

\begin{align*} y^{\prime \prime \prime \prime }-4 y^{\prime \prime \prime }+16 y^{\prime }-16 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.056

16551

\begin{align*} y^{\left (6\right )}+16 y^{\prime \prime \prime }+64 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.082

16552

\begin{align*} x^{2} y^{\prime \prime }-5 y^{\prime } x +8 y&=0 \\ \end{align*}

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.920

16553

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.462

16554

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

[[_2nd_order, _missing_y]]

0.358

16555

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

1.079

16556

\begin{align*} x^{2} y^{\prime \prime }-5 y^{\prime } x +9 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.771

16557

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

[[_Emden, _Fowler]]

0.777

16558

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

[[_Emden, _Fowler]]

0.218

16559

\begin{align*} x^{2} y^{\prime \prime }-19 y^{\prime } x +100 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.778

16560

\begin{align*} x^{2} y^{\prime \prime }-5 y^{\prime } x +29 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

1.157

16561

\begin{align*} x^{2} y^{\prime \prime }-y^{\prime } x +10 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

1.026

16562

\begin{align*} x^{2} y^{\prime \prime }+5 y^{\prime } x +29 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

1.036

16563

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.842

16564

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

[[_2nd_order, _exact, _linear, _homogeneous]]

1.158

16565

\begin{align*} 4 x^{2} y^{\prime \prime }+37 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.287

16566

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

[[_2nd_order, _missing_y]]

0.352

16567

\begin{align*} x^{2} y^{\prime \prime }+y^{\prime } x -25 y&=0 \\ \end{align*}

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.839

16568

\begin{align*} 4 x^{2} y^{\prime \prime }+8 y^{\prime } x +5 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

1.014

16569

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

[[_Emden, _Fowler]]

0.873

16570

\begin{align*} x^{2} y^{\prime \prime }-2 y^{\prime } x -10 y&=0 \\ y \left (1\right ) &= 5 \\ y^{\prime }\left (1\right ) &= 4 \\ \end{align*}

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

0.851

16571

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

[[_Emden, _Fowler], [_2nd_order, _linear, ‘_with_symmetry_[0,F(x)]‘]]

1.470

16572

\begin{align*} x^{2} y^{\prime \prime }-11 y^{\prime } x +36 y&=0 \\ y \left (1\right ) &= {\frac {1}{2}} \\ y^{\prime }\left (1\right ) &= 2 \\ \end{align*}

[[_Emden, _Fowler]]

1.064

16573

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

[[_Emden, _Fowler]]

1.266

16574

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

[[_Emden, _Fowler]]

1.336

16575

\begin{align*} x^{2} y^{\prime \prime }-3 y^{\prime } x +13 y&=0 \\ y \left (1\right ) &= 9 \\ y^{\prime }\left (1\right ) &= 3 \\ \end{align*}

[[_Emden, _Fowler]]

1.269

16576

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

[[_3rd_order, _with_linear_symmetries]]

0.102

16577

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

[[_3rd_order, _with_linear_symmetries]]

0.101

16578

\begin{align*} x^{3} y^{\prime \prime \prime }-5 x^{2} y^{\prime \prime }+14 y^{\prime } x -18 y&=0 \\ \end{align*}

[[_3rd_order, _with_linear_symmetries]]

0.103

16579

\begin{align*} -8 y+7 y^{\prime } x -3 x^{2} y^{\prime \prime }+x^{3} y^{\prime \prime \prime }&=0 \\ \end{align*}

[[_3rd_order, _with_linear_symmetries]]

0.105

16580

\begin{align*} x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+15 x^{2} y^{\prime \prime }+9 y^{\prime } x +16 y&=0 \\ \end{align*}

[[_high_order, _with_linear_symmetries]]

0.131

16581

\begin{align*} x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }-3 x^{2} y^{\prime \prime }-9 y^{\prime } x +9 y&=0 \\ \end{align*}

[[_high_order, _exact, _linear, _homogeneous]]

0.120

16582

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

[[_high_order, _with_linear_symmetries]]

0.121

16583

\begin{align*} x^{4} y^{\prime \prime \prime \prime }+6 x^{3} y^{\prime \prime \prime }+7 x^{2} y^{\prime \prime }+y^{\prime } x -y&=0 \\ \end{align*}

[[_high_order, _exact, _linear, _homogeneous]]

0.120

16584

\begin{align*} 4 y+y^{\prime \prime }&=24 \,{\mathrm e}^{2 x} \\ y \left (0\right ) &= 6 \\ y^{\prime }\left (0\right ) &= 6 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.483

16585

\begin{align*} 4 y+y^{\prime \prime }&=24 \,{\mathrm e}^{2 x} \\ y \left (0\right ) &= -2 \\ y^{\prime }\left (0\right ) &= 2 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.468

16586

\begin{align*} y^{\prime \prime }+2 y^{\prime }-8 y&=8 x^{2}-3 \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.440

16587

\begin{align*} y^{\prime \prime }+2 y^{\prime }-8 y&=8 x^{2}-3 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= -3 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.418

16588

\begin{align*} y^{\prime \prime }-9 y&=36 \\ y \left (0\right ) &= 8 \\ y^{\prime }\left (0\right ) &= 6 \\ \end{align*}

[[_2nd_order, _missing_x]]

1.188

16589

\begin{align*} y^{\prime \prime }-3 y^{\prime }-10 y&=-6 \,{\mathrm e}^{4 x} \\ y \left (0\right ) &= 6 \\ y^{\prime }\left (0\right ) &= 8 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.441

16590

\begin{align*} y^{\prime \prime }-3 y^{\prime }-10 y&=7 \,{\mathrm e}^{5 x} \\ y \left (0\right ) &= 12 \\ y^{\prime }\left (0\right ) &= -2 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.510

16591

\begin{align*} y^{\prime \prime }+6 y^{\prime }+9 y&=169 \sin \left (2 x \right ) \\ y \left (0\right ) &= -10 \\ y^{\prime }\left (0\right ) &= 9 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.678

16592

\begin{align*} x^{2} y^{\prime \prime }-4 y^{\prime } x +6 y&=10 x +12 \\ y \left (1\right ) &= 6 \\ y^{\prime }\left (1\right ) &= 8 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

1.608

16593

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

[[_high_order, _missing_x]]

0.144

16594

\begin{align*} y^{\prime \prime }-3 y^{\prime }-10 y&={\mathrm e}^{4 x} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.293

16595

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

[[_2nd_order, _with_linear_symmetries]]

0.390

16596

\begin{align*} y^{\prime \prime }-3 y^{\prime }-10 y&=-18 \,{\mathrm e}^{4 x}+14 \,{\mathrm e}^{5 x} \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.477

16597

\begin{align*} y^{\prime \prime }-3 y^{\prime }-10 y&=35 \,{\mathrm e}^{5 x}+12 \,{\mathrm e}^{4 x} \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.470

16598

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

[[_2nd_order, _with_linear_symmetries]]

1.314

16599

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

[[_2nd_order, _with_linear_symmetries]]

1.322

16600

\begin{align*} x^{2} y^{\prime \prime }-4 y^{\prime } x +6 y&=22 x +24 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

1.369