2.2.227 Problems 22601 to 22700

Table 2.471: 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]

12.318

22602

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

[_dAlembert]

62.558

22603

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

[_rational, _Bernoulli]

5.118

22604

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

[[_1st_order, _with_linear_symmetries], _Chini]

142.140

22605

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

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

95.956

22606

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

[_linear]

6.018

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]

20.766

22608

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

[_separable]

5.865

22609

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

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

24.992

22610

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

[_Riccati]

7.499

22611

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

[_Riccati]

5.767

22612

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

[_rational, _Riccati]

6.283

22613

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.484

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]]

0.608

22615

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

[[_2nd_order, _missing_x]]

1.975

22616

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

[[_2nd_order, _with_linear_symmetries]]

2.683

22617

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

[[_2nd_order, _with_linear_symmetries]]

0.442

22618

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

[[_2nd_order, _with_linear_symmetries]]

0.468

22619

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

[[_3rd_order, _missing_y]]

0.184

22620

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

[[_2nd_order, _with_linear_symmetries]]

3.528

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]]

0.625

22622

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

[_Lienard]

1.697

22623

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

[[_2nd_order, _with_linear_symmetries]]

0.442

22624

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

[[_2nd_order, _with_linear_symmetries]]

0.455

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]]

0.254

22626

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

[[_2nd_order, _missing_x]]

0.438

22627

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

[[_2nd_order, _with_linear_symmetries]]

1.278

22628

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

[[_2nd_order, _missing_x]]

0.241

22629

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

[[_2nd_order, _missing_x]]

6.944

22630

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

[[_2nd_order, _missing_x]]

3.687

22631

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

[[_3rd_order, _missing_x]]

0.106

22632

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

[[_2nd_order, _missing_x]]

0.316

22633

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

[[_3rd_order, _missing_x]]

0.109

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]]

4.362

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]]

0.388

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]]

0.136

22637

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

[[_3rd_order, _missing_x]]

0.119

22638

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

[_Hermite]

2.137

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]]

1.867

22640

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

[[_high_order, _missing_x]]

0.123

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]]

0.149

22642

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

[[_2nd_order, _missing_x]]

0.334

22643

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

[[_2nd_order, _missing_x]]

0.376

22644

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

[[_2nd_order, _missing_x]]

0.452

22645

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

[[_high_order, _missing_x]]

0.131

22646

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

[[_high_order, _missing_x]]

0.114

22647

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

[[_high_order, _missing_x]]

0.131

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]]

0.522

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]]

0.129

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]]

0.622

22651

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

[_Hermite]

0.205

22652

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

[_Gegenbauer]

0.208

22653

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

[_Gegenbauer]

3.106

22654

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

[[_2nd_order, _missing_x]]

2.217

22655

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

[[_2nd_order, _missing_x]]

0.317

22656

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

[[_2nd_order, _missing_x]]

2.385

22657

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

[[_2nd_order, _missing_x]]

0.394

22658

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

[[_high_order, _missing_x]]

0.116

22659

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

[[_3rd_order, _missing_x]]

0.069

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]]

3.695

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]]

3.183

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]]

0.511

22663

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

[[_high_order, _missing_x]]

0.105

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]]

0.286

22665

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

[[_high_order, _missing_x]]

0.132

22666

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

[[_high_order, _missing_x]]

0.070

22667

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

[[_high_order, _missing_x]]

0.123

22668

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

[[_2nd_order, _missing_x]]

0.357

22669

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

[[_3rd_order, _missing_x]]

0.061

22670

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

[[_high_order, _missing_x]]

0.157

22671

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

[[_3rd_order, _missing_x]]

0.103

22672

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

[[_high_order, _missing_x]]

0.125

22673

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

[[_3rd_order, _missing_x]]

0.063

22674

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

[[_high_order, _missing_x]]

0.101

22675

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

[[_3rd_order, _missing_x]]

0.071

22676

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

[[_2nd_order, _missing_x]]

0.350

22677

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

[[_2nd_order, _missing_x]]

0.232

22678

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

[[_2nd_order, _missing_x]]

0.321

22679

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

[[_3rd_order, _missing_x]]

0.100

22680

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

[[_high_order, _missing_x]]

0.115

22681

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

[[_2nd_order, _missing_x]]

0.230

22682

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

[_Bessel]

2.242

22683

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

[_Gegenbauer]

1.689

22684

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

[[_2nd_order, _missing_x]]

0.339

22685

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

[_Gegenbauer]

0.193

22686

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

[[_2nd_order, _with_linear_symmetries]]

0.503

22687

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.700

22688

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

[[_2nd_order, _with_linear_symmetries]]

0.458

22689

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

[[_2nd_order, _with_linear_symmetries]]

0.527

22690

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.681

22691

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

[[_3rd_order, _missing_y]]

0.507

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]]

0.814

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]]

0.729

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]]

0.978

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]]

7.901

22696

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.161

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]]

6.578

22698

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

[[_2nd_order, _with_linear_symmetries]]

0.534

22699

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.165

22700

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

[[_2nd_order, _missing_y]]

1.308