2.2.222 Problems 22101 to 22200

Table 2.461: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

22101

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

[[_2nd_order, _missing_x]]

2.697

22102

\begin{align*} y^{\prime \prime }-y^{\prime }-30 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.620

22103

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

[[_2nd_order, _missing_x]]

0.827

22104

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

[[_2nd_order, _missing_x]]

3.356

22105

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

[[_2nd_order, _missing_x]]

0.635

22106

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

[[_2nd_order, _missing_x]]

6.218

22107

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

[[_2nd_order, _missing_x]]

0.823

22108

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

[[_2nd_order, _missing_x]]

0.803

22109

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

[[_2nd_order, _missing_x]]

0.723

22110

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

[[_2nd_order, _missing_x]]

0.862

22111

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

[[_3rd_order, _missing_x]]

0.245

22112

\begin{align*} y^{\prime \prime \prime \prime }-9 y^{\prime \prime }+20 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.227

22113

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

[_quadrature]

4.813

22114

\begin{align*} y^{\prime \prime \prime }-6 y^{\prime \prime }+2 y^{\prime }+36 y&=0 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.224

22115

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

[[_high_order, _missing_x]]

0.253

22116

\begin{align*} y^{\prime \prime \prime \prime }+8 y^{\prime \prime \prime }+24 y^{\prime \prime }+32 y^{\prime }+16 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.247

22117

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

[[_high_order, _missing_x]]

0.251

22118

\begin{align*} y^{\prime \prime \prime \prime }-8 y^{\prime \prime \prime }+32 y^{\prime \prime }-64 y^{\prime }+64 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.255

22119

\begin{align*} y^{\left (6\right )}-5 y^{\prime \prime \prime \prime }+16 y^{\prime \prime \prime }-16 y^{\prime }-32 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.323

22120

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

[[_3rd_order, _missing_x]]

0.216

22121

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

[[_3rd_order, _missing_x]]

0.213

22122

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

[[_3rd_order, _missing_x]]

0.223

22123

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

[[_3rd_order, _missing_x]]

0.223

22124

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

[[_high_order, _missing_x]]

0.239

22125

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

[[_high_order, _missing_x]]

0.238

22126

\begin{align*} y^{\prime \prime \prime \prime }-2 y^{\prime \prime }+16 y^{\prime }+32 y&=0 \\ \end{align*}

[[_high_order, _missing_x]]

0.264

22127

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

[[_high_order, _missing_x]]

0.228

22128

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

[[_high_order, _missing_x]]

0.255

22129

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

[[_2nd_order, _with_linear_symmetries]]

0.989

22130

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

[[_2nd_order, _with_linear_symmetries]]

0.989

22131

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.053

22132

\begin{align*} y^{\prime \prime \prime }-6 y^{\prime \prime }+11 y^{\prime }-6 y&=2 x \,{\mathrm e}^{-x} \\ \end{align*}

[[_3rd_order, _linear, _nonhomogeneous]]

0.441

22133

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

[[_2nd_order, _quadrature]]

1.974

22134

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

[[_linear, ‘class A‘]]

7.638

22135

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

[[_linear, ‘class A‘]]

6.673

22136

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

[[_linear, ‘class A‘]]

8.344

22137

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

[[_linear, ‘class A‘]]

6.369

22138

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

[[_2nd_order, _with_linear_symmetries]]

1.281

22139

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

[[_2nd_order, _with_linear_symmetries]]

1.254

22140

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.352

22141

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

[[_2nd_order, _with_linear_symmetries]]

1.266

22142

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.286

22143

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

[[_linear, ‘class A‘]]

4.531

22144

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

[[_linear, ‘class A‘]]

5.401

22145

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

[[_linear, ‘class A‘]]

6.451

22146

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

[[_3rd_order, _with_linear_symmetries]]

0.457

22147

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

[[_3rd_order, _linear, _nonhomogeneous]]

3.229

22148

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.274

22149

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

[[_2nd_order, _with_linear_symmetries]]

0.999

22150

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

[_linear]

14.934

22151

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

[[_high_order, _quadrature]]

0.359

22152

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.305

22153

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.981

22154

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.746

22155

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.020

22156

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

[[_2nd_order, _with_linear_symmetries]]

2.362

22157

\begin{align*} y^{\prime \prime \prime }&=12 \\ \end{align*}

[[_3rd_order, _quadrature]]

0.313

22158

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

[[_2nd_order, _with_linear_symmetries]]

1.708

22159

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.705

22160

\begin{align*} y^{\prime \prime }+4 y^{\prime }+8 y&=\sin \left (x \right ) \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= 0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

1.922

22161

\begin{align*} y^{\prime \prime \prime }-6 y^{\prime \prime }+11 y^{\prime }-6 y&=0 \\ y \left (\pi \right ) &= 0 \\ y^{\prime }\left (\pi \right ) &= 0 \\ y^{\prime \prime }\left (\pi \right ) &= 1 \\ \end{align*}

[[_3rd_order, _missing_x]]

0.543

22162

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

[[_2nd_order, _with_linear_symmetries]]

1.704

22163

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

[[_2nd_order, _with_linear_symmetries]]

1.724

22164

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

[[_2nd_order, _missing_x]]

1.273

22165

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

[[_2nd_order, _with_linear_symmetries]]

1.493

22166

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

[[_2nd_order, _with_linear_symmetries]]

1.343

22167

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.677

22168

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

[[_2nd_order, _missing_x]]

4.799

22169

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.823

22170

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

Series expansion around \(x=1\).

[[_2nd_order, _with_linear_symmetries]]

1.724

22171

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

Series expansion around \(x=2\).

[[_2nd_order, _with_linear_symmetries]]

14.037

22172

\begin{align*} 2 x^{2} y^{\prime \prime }+7 x \left (x +1\right ) y^{\prime }-3 y&=0 \\ \end{align*}

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

2.382

22173

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

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

0.736

22174

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

Series expansion around \(x=1\).

[[_2nd_order, _with_linear_symmetries]]

2.425

22175

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

Series expansion around \(x=2\).

[[_2nd_order, _with_linear_symmetries]]

2.670

22176

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

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

2.249

22177

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

Series expansion around \(x=-1\).

[[_2nd_order, _with_linear_symmetries]]

16.421

22178

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

Series expansion around \(x=0\).

[[_Emden, _Fowler]]

0.570

22179

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

Series expansion around \(x=0\).

[[_Emden, _Fowler]]

1.658

22180

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

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

6.492

22181

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

Series expansion around \(x=-1\).

[[_2nd_order, _with_linear_symmetries]]

0.819

22182

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

Series expansion around \(x=2\).

[[_2nd_order, _with_linear_symmetries]]

3.068

22183

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

Series expansion around \(x=0\).

[_Hermite]

1.682

22184

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

Series expansion around \(x=0\).

[[_2nd_order, _missing_x]]

1.143

22185

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

Series expansion around \(x=2\).

[[_2nd_order, _with_linear_symmetries]]

1.869

22186

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

Series expansion around \(x=-1\).

[[_2nd_order, _with_linear_symmetries]]

2.745

22187

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

Series expansion around \(x=-1\).

[[_2nd_order, _with_linear_symmetries]]

2.362

22188

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

Series expansion around \(x=2\).

[[_Emden, _Fowler]]

1.885

22189

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

Series expansion around \(x=0\).

[[_2nd_order, _linear, _nonhomogeneous]]

1.677

22190

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

Series expansion around \(x=0\).

[[_2nd_order, _linear, _nonhomogeneous]]

1.526

22191

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

Series expansion around \(x=1\).

[[_2nd_order, _linear, _nonhomogeneous]]

1.681

22192

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

Series expansion around \(x=0\).

[_Gegenbauer]

1.651

22193

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

Series expansion around \(x=0\).

[[_2nd_order, _exact, _linear, _homogeneous]]

1.302

22194

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

Series expansion around \(x=0\).

[[_Emden, _Fowler]]

1.360

22195

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

Series expansion around \(x=1\).

[[_Emden, _Fowler]]

1.885

22196

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

Series expansion around \(x=-2\).

[[_2nd_order, _with_linear_symmetries]]

2.503

22197

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

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

1.493

22198

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

Series expansion around \(x=1\).

[[_2nd_order, _missing_y]]

1.658

22199

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

Series expansion around \(x=0\).

[[_2nd_order, _missing_y]]

1.509

22200

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

Series expansion around \(x=0\).

[[_2nd_order, _with_linear_symmetries]]

1.984