2.2.222 Problems 22101 to 22200

Table 2.457: 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]]

1.724

22102

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

[[_2nd_order, _missing_x]]

3.606

22103

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

[[_2nd_order, _missing_x]]

4.144

22104

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

[[_2nd_order, _missing_x]]

0.934

22105

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

[[_2nd_order, _missing_x]]

3.818

22106

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

[[_2nd_order, _missing_x]]

2.064

22107

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

[[_2nd_order, _missing_x]]

4.049

22108

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

[[_2nd_order, _missing_x]]

11.012

22109

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

[[_2nd_order, _missing_x]]

5.664

22110

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

[[_2nd_order, _missing_x]]

6.174

22111

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

[[_3rd_order, _missing_x]]

0.043

22112

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

[[_high_order, _missing_x]]

0.049

22113

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

[_quadrature]

0.438

22114

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

[[_3rd_order, _missing_x]]

0.049

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]]

0.058

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]]

0.050

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]]

0.054

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]]

0.063

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]]

0.091

22120

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

[[_3rd_order, _missing_x]]

0.041

22121

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

[[_3rd_order, _missing_x]]

0.040

22122

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

[[_3rd_order, _missing_x]]

0.040

22123

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

[[_3rd_order, _missing_x]]

0.045

22124

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

[[_high_order, _missing_x]]

0.052

22125

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

[[_high_order, _missing_x]]

0.046

22126

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

[[_high_order, _missing_x]]

0.065

22127

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

[[_high_order, _missing_x]]

0.039

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]]

0.065

22129

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

[[_2nd_order, _with_linear_symmetries]]

40.176

22130

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

[[_2nd_order, _with_linear_symmetries]]

31.577

22131

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

[[_2nd_order, _linear, _nonhomogeneous]]

36.783

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]]

0.121

22133

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

[[_2nd_order, _quadrature]]

1.525

22134

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

[[_linear, ‘class A‘]]

0.970

22135

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

[[_linear, ‘class A‘]]

2.861

22136

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

[[_linear, ‘class A‘]]

2.633

22137

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

[[_linear, ‘class A‘]]

2.605

22138

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

[[_2nd_order, _with_linear_symmetries]]

34.795

22139

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

[[_2nd_order, _with_linear_symmetries]]

25.008

22140

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

[[_2nd_order, _linear, _nonhomogeneous]]

10.993

22141

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

[[_2nd_order, _with_linear_symmetries]]

17.782

22142

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

[[_2nd_order, _linear, _nonhomogeneous]]

22.375

22143

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

[[_linear, ‘class A‘]]

0.769

22144

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

[[_linear, ‘class A‘]]

1.402

22145

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

[[_linear, ‘class A‘]]

2.903

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]]

0.116

22147

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

[[_3rd_order, _linear, _nonhomogeneous]]

1.118

22148

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

[[_2nd_order, _linear, _nonhomogeneous]]

31.301

22149

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

[[_2nd_order, _with_linear_symmetries]]

34.694

22150

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

[_linear]

1.799

22151

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

[[_high_order, _quadrature]]

0.090

22152

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

[[_2nd_order, _linear, _nonhomogeneous]]

30.382

22153

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.693

22154

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

[[_2nd_order, _linear, _nonhomogeneous]]

2.289

22155

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.089

22156

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

[[_2nd_order, _with_linear_symmetries]]

0.980

22157

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

[[_3rd_order, _quadrature]]

0.069

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]]

1.292

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]]

9.856

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]]

44.283

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]]

0.097

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]]

1.280

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]]

1.108

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]]

0.527

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]]

31.352

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]]

8.498

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]]

1.655

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]]

0.984

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]]

42.679

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]]

0.456

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]]

1.949

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]]

0.673

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]]

0.151

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]]

0.431

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]]

0.464

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]]

0.529

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]]

2.054

22178

\begin{align*} x^{3} y^{\prime \prime }+y&=0 \\ \end{align*}
Series expansion around \(x=0\).

[[_Emden, _Fowler]]

0.076

22179

\begin{align*} x^{3} y^{\prime \prime }+y x&=0 \\ \end{align*}
Series expansion around \(x=0\).

[[_Emden, _Fowler]]

0.334

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]]

1.609

22181

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

[[_2nd_order, _with_linear_symmetries]]

0.123

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]]

0.771

22183

\begin{align*} 2 y-y^{\prime } x +y^{\prime \prime }&=0 \\ \end{align*}
Series expansion around \(x=0\).

[_Hermite]

0.270

22184

\begin{align*} y^{\prime \prime }+y&=0 \\ \end{align*}
Series expansion around \(x=0\).

[[_2nd_order, _missing_x]]

0.248

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]]

0.293

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]]

0.447

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]]

0.391

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]]

0.320

22189

\begin{align*} y^{\prime \prime }+y x&=2 \\ \end{align*}
Series expansion around \(x=0\).

[[_2nd_order, _linear, _nonhomogeneous]]

0.250

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]]

0.391

22191

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.372

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]

0.513

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]]

0.307

22194

\begin{align*} y^{\prime \prime }-y x&=0 \\ \end{align*}
Series expansion around \(x=0\).

[[_Emden, _Fowler]]

0.228

22195

\begin{align*} y^{\prime \prime }-y x&=0 \\ \end{align*}
Series expansion around \(x=1\).

[[_Emden, _Fowler]]

0.352

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]]

0.462

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]]

0.370

22198

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

[[_2nd_order, _missing_y]]

0.318

22199

\begin{align*} y^{\prime \prime }-y^{\prime } x&={\mathrm e}^{-x} \\ \end{align*}
Series expansion around \(x=0\).

[[_2nd_order, _missing_y]]

0.314

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]]

0.309