2.2.277 Problems 27601 to 27700

Table 2.571: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

27601

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

[[_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1]]

0.450

27602

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

[[_3rd_order, _with_linear_symmetries]]

0.090

27603

\begin{align*} \left (y^{\prime } y^{\prime \prime \prime }-3 {y^{\prime \prime }}^{2}\right ) y&={y^{\prime }}^{5} \\ \end{align*}

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.085

27604

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

[[_3rd_order, _missing_x], [_3rd_order, _with_linear_symmetries]]

0.083

27605

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

[[_3rd_order, _with_linear_symmetries]]

0.079

27606

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

[[_2nd_order, _with_linear_symmetries]]

0.279

27607

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

[[_3rd_order, _missing_x], [_3rd_order, _missing_y], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2]]

1.442

27608

\begin{align*} x^{2} y^{\prime \prime }-3 x y^{\prime }&=\frac {6 y^{2}}{x^{2}}-4 y \\ y \left (1\right ) &= 1 \\ y^{\prime }\left (1\right ) &= 4 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.546

27609

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

[[_3rd_order, _missing_x], [_3rd_order, _exact, _nonlinear], [_3rd_order, _with_linear_symmetries], [_3rd_order, _reducible, _mu_y2]]

0.071

27610

\begin{align*} y^{\prime \prime } \cos \left (y\right )+\sin \left (y\right ) {y^{\prime }}^{2}&=y^{\prime } \\ y \left (-1\right ) &= \frac {\pi }{6} \\ y^{\prime }\left (-1\right ) &= 2 \\ \end{align*}

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_xy]]

1.101

27611

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

[[_2nd_order, _missing_x], [_2nd_order, _reducible, _mu_x_y1]]

13.510

27612

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

[[_2nd_order, _missing_x]]

0.211

27613

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

[[_2nd_order, _missing_x]]

0.248

27614

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

[[_2nd_order, _missing_x]]

0.547

27615

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

[[_2nd_order, _missing_x]]

0.191

27616

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

[[_2nd_order, _missing_x]]

0.260

27617

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

[[_2nd_order, _missing_x]]

0.214

27618

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

[[_2nd_order, _missing_x]]

1.326

27619

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

[[_3rd_order, _missing_x]]

0.092

27620

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

[[_high_order, _missing_x]]

0.056

27621

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

[[_high_order, _missing_x]]

0.062

27622

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

[[_high_order, _missing_x]]

0.090

27623

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

[[_2nd_order, _missing_x]]

0.180

27624

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

[[_2nd_order, _missing_x]]

0.194

27625

\begin{align*} y^{\left (5\right )}-6 y^{\prime \prime \prime \prime }+9 y^{\prime \prime \prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.059

27626

\begin{align*} y^{\left (5\right )}-10 y^{\prime \prime \prime }+9 y^{\prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.058

27627

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

[[_high_order, _missing_x]]

0.056

27628

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

[[_3rd_order, _missing_x]]

0.056

27629

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

[[_3rd_order, _missing_x]]

0.056

27630

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

[[_high_order, _missing_x]]

0.058

27631

\begin{align*} y^{\left (5\right )}+8 y^{\prime \prime \prime }+16 y^{\prime }&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.068

27632

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

[[_3rd_order, _missing_x]]

0.055

27633

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

[[_high_order, _missing_x]]

0.065

27634

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

[[_2nd_order, _with_linear_symmetries]]

0.250

27635

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.268

27636

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.365

27637

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.277

27638

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.261

27639

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.288

27640

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.279

27641

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.305

27642

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.304

27643

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.344

27644

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.377

27645

\begin{align*} y^{\prime \prime }-9 y&={\mathrm e}^{3 x} \cos \left (x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.390

27646

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.364

27647

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.376

27648

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.354

27649

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

[[_2nd_order, _missing_y]]

0.953

27650

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.395

27651

\begin{align*} y^{\prime \prime }+6 y^{\prime }+10 y&=3 x \,{\mathrm e}^{-3 x}-2 \,{\mathrm e}^{3 x} \cos \left (x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.523

27652

\begin{align*} y^{\prime \prime }-8 y^{\prime }+20 y&=5 x \,{\mathrm e}^{4 x} \sin \left (2 x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.483

27653

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.506

27654

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.475

27655

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.472

27656

\begin{align*} y^{\prime \prime }-8 y^{\prime }+17 y&={\mathrm e}^{4 x} \left (x^{2}-3 x \sin \left (x \right )\right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.659

27657

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

[[_3rd_order, _missing_y]]

0.467

27658

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.870

27659

\begin{align*} y^{\prime \prime }-6 y^{\prime }+8 y&=5 x \,{\mathrm e}^{2 x}+2 \,{\mathrm e}^{4 x} \sin \left (x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.526

27660

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.089

27661

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

[[_3rd_order, _linear, _nonhomogeneous]]

0.279

27662

\begin{align*} y^{\prime \prime }-6 y^{\prime }+13 y&=x^{2} {\mathrm e}^{3 x}-3 \cos \left (2 x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

1.603

27663

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.757

27664

\begin{align*} y^{\prime \prime \prime \prime }+y^{\prime \prime }&=7 x -3 \cos \left (x \right ) \\ \end{align*}

[[_high_order, _missing_y]]

0.482

27665

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.632

27666

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

[[_3rd_order, _missing_y]]

0.099

27667

\begin{align*} y^{\prime \prime }-4 y^{\prime }+5 y&={\mathrm e}^{2 x} \sin \left (x \right )^{2} \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.315

27668

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.315

27669

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.777

27670

\begin{align*} y^{\prime \prime \prime \prime }+5 y^{\prime \prime }+4 y&=\sin \left (x \right ) \cos \left (2 x \right ) \\ \end{align*}

[[_high_order, _linear, _nonhomogeneous]]

0.630

27671

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

[[_2nd_order, _with_linear_symmetries]]

0.485

27672

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.415

27673

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.402

27674

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.669

27675

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.536

27676

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.423

27677

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.375

27678

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.383

27679

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.501

27680

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.519

27681

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.514

27682

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

[[_3rd_order, _missing_x]]

0.092

27683

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

[[_2nd_order, _missing_x]]

0.368

27684

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

[[_2nd_order, _with_linear_symmetries]]

0.419

27685

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

[[_2nd_order, _missing_y]]

0.977

27686

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

[[_2nd_order, _with_linear_symmetries]]

0.351

27687

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

[[_2nd_order, _missing_x]]

0.973

27688

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

[[_2nd_order, _missing_x]]

3.441

27689

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

[[_2nd_order, _with_linear_symmetries]]

0.276

27690

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

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

23.088

27691

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.831

27692

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

[[_3rd_order, _with_linear_symmetries]]

0.099

27693

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

[[_3rd_order, _missing_y]]

0.189

27694

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

[[_2nd_order, _with_linear_symmetries]]

1.576

27695

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

[[_2nd_order, _with_linear_symmetries]]

23.139

27696

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.511

27697

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

[[_2nd_order, _with_linear_symmetries]]

24.019

27698

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.512

27699

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.933

27700

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

[[_2nd_order, _with_linear_symmetries]]

1.452