2.5.18 second order ode reduction of order

Table 2.1231: second order ode reduction of order [269]

#

ODE

CAS classification

Solved

Maple

Mma

Sympy

time(sec)

264

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

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

0.112

265

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

[[_2nd_order, _missing_x]]

0.122

266

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

[[_2nd_order, _with_linear_symmetries]]

0.112

267

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

[[_2nd_order, _with_linear_symmetries]]

0.113

268

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

[_Gegenbauer]

0.119

269

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

[_Gegenbauer]

0.129

270

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

[[_2nd_order, _with_linear_symmetries]]

0.190

928

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

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

0.093

929

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

[[_2nd_order, _missing_x]]

0.105

930

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

[[_2nd_order, _with_linear_symmetries]]

0.100

931

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

[[_2nd_order, _with_linear_symmetries]]

0.101

932

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

[_Gegenbauer]

0.099

933

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

[_Gegenbauer]

0.108

934

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

[[_2nd_order, _with_linear_symmetries]]

0.181

1319

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

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

0.100

1320

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

[[_Emden, _Fowler]]

0.099

1321

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.113

1322

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

[[_2nd_order, _with_linear_symmetries]]

0.109

1323

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

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

0.235

1324

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

[[_2nd_order, _with_linear_symmetries]]

0.105

1325

\begin{align*} x^{2} y^{\prime \prime }-\left (x -\frac {3}{16}\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.121

1326

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

[[_2nd_order, _with_linear_symmetries]]

0.112

1756

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

[[_2nd_order, _with_linear_symmetries]]

0.313

1757

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.248

1758

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

[[_2nd_order, _with_linear_symmetries]]

0.257

1759

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.338

1760

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.317

1761

\begin{align*} 4 x^{2} y^{\prime \prime }+\left (-8 x^{2}+4 x \right ) y^{\prime }+\left (4 x^{2}-4 x -1\right ) y&=4 \sqrt {x}\, {\mathrm e}^{x} \left (1+4 x \right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.373

1762

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.345

1763

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.320

1764

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

[[_2nd_order, _with_linear_symmetries]]

0.283

1765

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.335

1766

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.318

1767

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.332

1768

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

[[_2nd_order, _with_linear_symmetries]]

0.297

1769

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.330

1770

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.337

1771

\begin{align*} 4 x^{2} y^{\prime \prime }-4 x \left (x +1\right ) y^{\prime }+\left (2 x +3\right ) y&=4 x^{{5}/{2}} {\mathrm e}^{2 x} \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.333

1772

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

[[_2nd_order, _with_linear_symmetries]]

0.280

1773

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

[[_2nd_order, _with_linear_symmetries]]

0.134

1774

\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)]‘]]

0.132

1775

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

[[_2nd_order, _with_linear_symmetries]]

0.138

1776

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

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

0.155

1777

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

[[_2nd_order, _with_linear_symmetries]]

0.141

1778

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

[[_Emden, _Fowler]]

0.159

1779

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

[[_2nd_order, _with_linear_symmetries]]

0.132

1780

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

[[_2nd_order, _with_linear_symmetries]]

0.141

1781

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

[[_2nd_order, _with_linear_symmetries]]

0.178

1782

\begin{align*} 4 x^{2} y^{\prime \prime }-4 x y^{\prime }+\left (-16 x^{2}+3\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.148

1783

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

[[_2nd_order, _with_linear_symmetries]]

0.144

1784

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

[[_2nd_order, _with_linear_symmetries]]

0.139

1785

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

[[_2nd_order, _with_linear_symmetries]]

0.130

1786

\begin{align*} x^{2} y^{\prime \prime }-3 x y^{\prime }+4 y&=4 x^{4} \\ y \left (-1\right ) &= 7 \\ y^{\prime }\left (-1\right ) &= -8 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.390

1787

\begin{align*} \left (3 x -1\right ) y^{\prime \prime }-\left (3 x +2\right ) y^{\prime }-\left (6 x -8\right ) y&=0 \\ y \left (0\right ) &= 2 \\ y^{\prime }\left (0\right ) &= 3 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.260

1788

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.473

1789

\begin{align*} x^{2} y^{\prime \prime }+2 x y^{\prime }-2 y&=x^{2} \\ y \left (1\right ) &= {\frac {5}{4}} \\ y^{\prime }\left (1\right ) &= {\frac {3}{2}} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.359

1790

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.450

2572

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

[[_2nd_order, _with_linear_symmetries]]

0.155

2573

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

[[_2nd_order, _with_linear_symmetries]]

0.143

2574

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

[_Gegenbauer]

0.163

2575

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

[[_2nd_order, _with_linear_symmetries]]

0.141

2576

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

[_Gegenbauer]

0.174

2577

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

[[_2nd_order, _with_linear_symmetries]]

0.158

2578

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

[[_2nd_order, _with_linear_symmetries]]

0.164

2579

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

[[_2nd_order, _with_linear_symmetries]]

0.156

3782

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

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

0.132

3783

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

[[_2nd_order, _with_linear_symmetries]]

0.143

3784

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

[[_2nd_order, _with_linear_symmetries]]

0.148

3785

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

[_Gegenbauer]

0.151

3786

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

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

0.148

3787

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

[[_2nd_order, _with_linear_symmetries]]

0.137

3788

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.304

3789

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

[[_2nd_order, _with_linear_symmetries]]

0.336

3790

\begin{align*} x^{2} y^{\prime \prime }-3 x y^{\prime }+4 y&=8 x^{4} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.306

3791

\begin{align*} y^{\prime \prime }-6 y^{\prime }+9 y&=15 \,{\mathrm e}^{3 x} \sqrt {x} \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

0.358

3792

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.349

3793

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.290

7326

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

[[_2nd_order, _with_linear_symmetries]]

0.109

7327

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

[[_2nd_order, _with_linear_symmetries]]

0.098

7328

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

[[_2nd_order, _with_linear_symmetries]]

0.107

7329

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

[[_2nd_order, _with_linear_symmetries]]

0.107

7330

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.112

7331

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

[[_2nd_order, _with_linear_symmetries]]

0.114

8952

\begin{align*} x^{2} y^{\prime \prime }-7 x y^{\prime }+15 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.164

8953

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

[[_Emden, _Fowler]]

0.159

8954

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

[[_2nd_order, _with_linear_symmetries]]

0.158

8955

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

[_Laguerre]

0.162

8956

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

[_Gegenbauer]

0.176

8957

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

[[_2nd_order, _with_linear_symmetries]]

0.213

8959

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.155

8960

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

[[_Emden, _Fowler]]

0.158

9280

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

[[_2nd_order, _missing_x]]

0.195

9281

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

[[_2nd_order, _missing_x]]

0.183

9282

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

[[_2nd_order, _missing_y]]

0.166

9283

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

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

0.172

9284

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

[_Gegenbauer]

0.184

9285

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

[[_2nd_order, _with_linear_symmetries]]

0.178

9286

\begin{align*} y^{\prime \prime }-\frac {x y^{\prime }}{x -1}+\frac {y}{x -1}&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.174

9287

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

[[_Emden, _Fowler]]

0.178

9288

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

[[_2nd_order, _with_linear_symmetries]]

0.182

9290

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

[[_2nd_order, _with_linear_symmetries]]

0.184

9338

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

[[_2nd_order, _with_linear_symmetries]]

0.320

9339

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.348

14339

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.254

14340

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

[_Hermite]

0.285

14341

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

[[_2nd_order, _missing_x]]

0.231

14342

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

[[_2nd_order, _with_linear_symmetries]]

0.233

14343

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

[[_2nd_order, _with_linear_symmetries]]

0.229

14566

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

[[_Emden, _Fowler]]

0.228

14567

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

[[_2nd_order, _with_linear_symmetries]]

0.244

14568

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

[_Gegenbauer]

0.231

14569

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

[[_2nd_order, _with_linear_symmetries]]

0.243

14570

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

[[_2nd_order, _with_linear_symmetries]]

0.258

14571

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

[[_2nd_order, _with_linear_symmetries]]

0.275

14951

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

[[_2nd_order, _with_linear_symmetries]]

0.237

14952

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

[[_2nd_order, _with_linear_symmetries]]

0.269

14954

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

[[_2nd_order, _with_linear_symmetries]]

0.256

14955

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

[_Hermite]

0.348

14956

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

[[_2nd_order, _with_linear_symmetries]]

0.308

14962

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.715

15099

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

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

0.230

15297

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

[[_2nd_order, _with_linear_symmetries]]

0.285

15298

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

[_Lienard]

0.258

16445

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

[[_2nd_order, _missing_x]]

0.146

16446

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

[[_2nd_order, _missing_x]]

0.151

16447

\begin{align*} x^{2} y^{\prime \prime }-6 x y^{\prime }+12 y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.125

16448

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

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

0.123

16449

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

[[_Emden, _Fowler]]

0.127

16450

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

[[_2nd_order, _with_linear_symmetries]]

0.142

16451

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

[[_2nd_order, _with_linear_symmetries]]

0.141

16452

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

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

0.135

16453

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

[[_2nd_order, _missing_x]]

0.379

16454

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.139

16455

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

[[_2nd_order, _with_linear_symmetries]]

0.143

16456

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

[[_2nd_order, _with_linear_symmetries]]

0.132

16457

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

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

0.179

16458

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

[[_2nd_order, _with_linear_symmetries]]

0.364

16459

\begin{align*} y^{\prime \prime }-4 y^{\prime }+3 y&=9 \,{\mathrm e}^{2 x} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.261

16460

\begin{align*} y^{\prime \prime }-6 y^{\prime }+8 y&={\mathrm e}^{4 x} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.334

16461

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.260

16462

\begin{align*} x^{2} y^{\prime \prime }-20 y&=27 x^{5} \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.273

16463

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.296

16464

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

[[_2nd_order, _with_linear_symmetries]]

0.296

17363

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

[[_2nd_order, _missing_x]]

0.182

17364

\begin{align*} y^{\prime \prime }+6 y^{\prime }+8 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.186

17365

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

[[_2nd_order, _missing_x]]

0.294

17366

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

[[_2nd_order, _missing_x]]

0.188

17367

\begin{align*} y^{\prime \prime }+9 y&=0 \\ y \left (0\right ) &= 1 \\ y^{\prime }\left (0\right ) &= -4 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.746

17368

\begin{align*} y^{\prime \prime }+49 y&=0 \\ \end{align*}

[[_2nd_order, _missing_x]]

0.617

17369

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

[[_Emden, _Fowler]]

0.159

17370

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

[[_Emden, _Fowler]]

0.169

17371

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

[[_2nd_order, _with_linear_symmetries]]

0.178

17372

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.164

17375

\begin{align*} 4 t^{2} y^{\prime \prime }+4 t y^{\prime }+\left (36 t^{2}-1\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.181

17376

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

[[_2nd_order, _with_linear_symmetries]]

0.183

17378

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

[[_2nd_order, _missing_x]]

0.796

17532

\begin{align*} t^{2} y^{\prime \prime }-4 t y^{\prime }+\left (t^{2}+6\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.178

17534

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

[_Lienard]

0.162

17536

\begin{align*} 4 t^{2} y^{\prime \prime }+4 t y^{\prime }+\left (16 t^{2}-1\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.605

17734

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

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

0.192

17735

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

[_Lienard]

0.167

18311

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

[[_2nd_order, _with_linear_symmetries]]

0.211

18312

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

[[_2nd_order, _with_linear_symmetries]]

0.263

18313

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

[[_2nd_order, _with_linear_symmetries]]

0.858

18314

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.351

18315

\begin{align*} x^{2} y^{\prime \prime }-x y^{\prime }-3 y&=5 x^{4} \\ \end{align*}

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.322

18316

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

[[_2nd_order, _with_linear_symmetries]]

0.367

18317

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.451

18318

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.387

18319

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

[[_2nd_order, _with_linear_symmetries]]

1.099

18320

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

[[_2nd_order, _with_linear_symmetries]]

0.379

18745

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

[[_2nd_order, _missing_x]]

0.306

18746

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

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

0.207

18747

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

[[_Emden, _Fowler]]

0.212

18748

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.209

18749

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

[[_2nd_order, _with_linear_symmetries]]

0.226

18750

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

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

0.929

18751

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

[[_2nd_order, _with_linear_symmetries]]

0.211

18752

\begin{align*} x^{2} y^{\prime \prime }-\left (x -\frac {3}{16}\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.243

18753

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

[[_2nd_order, _with_linear_symmetries]]

0.222

18754

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

[_Laguerre]

0.431

18755

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.385

18882

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

[[_2nd_order, _with_linear_symmetries]]

0.385

18883

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

[[_2nd_order, _with_linear_symmetries]]

0.401

19443

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

[[_2nd_order, _missing_x]]

0.127

19444

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

[[_2nd_order, _missing_x]]

0.120

19445

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

[[_2nd_order, _missing_y]]

0.107

19446

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

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

0.115

19447

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

[_Gegenbauer]

0.132

19448

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

[[_2nd_order, _with_linear_symmetries]]

0.123

19449

\begin{align*} y^{\prime \prime }-\frac {x y^{\prime }}{x -1}+\frac {y}{x -1}&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.121

19450

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

[[_Emden, _Fowler]]

0.114

19451

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

[[_2nd_order, _with_linear_symmetries]]

0.125

19453

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

[[_2nd_order, _with_linear_symmetries]]

0.125

20190

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

[[_2nd_order, _with_linear_symmetries]]

0.122

20193

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

[[_2nd_order, _with_linear_symmetries]]

0.099

20195

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

[[_2nd_order, _with_linear_symmetries]]

0.132

20197

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

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

0.171

20611

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

[[_2nd_order, _with_linear_symmetries]]

0.290

20612

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

[[_2nd_order, _with_linear_symmetries]]

0.184

20613

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

[[_2nd_order, _with_linear_symmetries]]

0.133

20665

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

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

0.124

20667

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

[[_2nd_order, _with_linear_symmetries]]

0.210

22651

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

[_Hermite]

0.310

22652

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

[_Gegenbauer]

0.300

22685

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

[_Gegenbauer]

0.277

22798

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

[[_2nd_order, _with_linear_symmetries]]

0.761

23404

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.119

23405

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

[[_2nd_order, _with_linear_symmetries]]

0.126

23406

\begin{align*} x^{3} y^{\prime \prime }+\left (5 x^{3}-x^{2}\right ) y^{\prime }+2 \left (3 x^{3}-x^{2}\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.142

23407

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

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

0.131

23408

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

[[_2nd_order, _with_linear_symmetries]]

0.131

23409

\begin{align*} x y^{\prime \prime }+\left (x -1\right ) y^{\prime }+\left (3-12 x \right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.132

23410

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

[[_2nd_order, _with_linear_symmetries]]

0.131

23411

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

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

0.264

23412

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

[[_2nd_order, _with_linear_symmetries]]

0.247

23413

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

[_Gegenbauer]

0.135

23414

\begin{align*} y^{\prime \prime }+\frac {y^{\prime }}{x^{{1}/{3}}}+\left (\frac {1}{4 x^{{2}/{3}}}-\frac {1}{6 x^{{4}/{3}}}-\frac {6}{x^{2}}\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.151

23415

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

[[_2nd_order, _with_linear_symmetries]]

0.150

23416

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

[[_2nd_order, _with_linear_symmetries]]

0.245

23417

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.158

23418

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

[[_2nd_order, _with_linear_symmetries]]

0.243

23419

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

[[_2nd_order, _with_linear_symmetries]]

0.148

23420

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

[[_2nd_order, _with_linear_symmetries]]

0.242

23421

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

[_Gegenbauer]

0.126

23422

\begin{align*} \left (-x^{2}+1\right ) y^{\prime \prime }-2 x y^{\prime }+12 y&=0 \\ \end{align*}

[_Gegenbauer]

0.146

23423

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

[_Laguerre]

0.135

23424

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

[_Laguerre]

0.147

23425

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

[_Laguerre]

0.156

23426

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.131

23427

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

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

0.128

23428

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

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

0.156

23429

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

[[_2nd_order, _with_linear_symmetries]]

0.121

23430

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

[[_2nd_order, _with_linear_symmetries]]

0.119

23431

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

[[_2nd_order, _with_linear_symmetries]]

0.256

23551

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

[[_2nd_order, _with_linear_symmetries]]

0.355

23553

\begin{align*} x \left (1-2 x \ln \left (x \right )\right ) y^{\prime \prime }+\left (1+4 x^{2} \ln \left (x \right )\right ) y^{\prime }-\left (4 x +2\right ) y&={\mathrm e}^{2 x} \left (1-2 x \ln \left (x \right )\right )^{2} \\ y \left (\frac {1}{2}\right ) &= \frac {{\mathrm e}}{2} \\ y^{\prime }\left (\frac {1}{2}\right ) &= {\mathrm e} \left (2+\ln \left (2\right )\right ) \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

1.261

24009

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.248

24010

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

0.243

24011

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

[[_2nd_order, _with_linear_symmetries]]

0.255

24012

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

[[_2nd_order, _with_linear_symmetries]]

0.249

24035

\begin{align*} 6 x^{2} y^{\prime \prime }-5 x y^{\prime }+4 y&=0 \\ \end{align*}

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

0.123

24036

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.117

24037

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

[[_2nd_order, _with_linear_symmetries]]

0.137

24040

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

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

0.160

25249

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

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

0.177

25250

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

[[_Emden, _Fowler]]

0.159

25251

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

[[_Emden, _Fowler]]

0.160

25252

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

[[_2nd_order, _missing_y]]

0.151

25253

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

[[_2nd_order, _with_linear_symmetries]]

0.172

25254

\begin{align*} t^{2} y^{\prime \prime }-4 t y^{\prime }+\left (t^{2}+6\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.171

25255

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

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

0.183

25256

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

[[_2nd_order, _with_linear_symmetries]]

0.178

25257

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

[[_2nd_order, _with_linear_symmetries]]

0.189

25258

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

[[_2nd_order, _with_linear_symmetries]]

0.164

25259

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

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

0.188

25260

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

[[_2nd_order, _with_linear_symmetries]]

0.162

25262

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

[[_2nd_order, _with_linear_symmetries]]

0.166

25263

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.178

25264

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

[_Gegenbauer]

0.176

25344

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

[[_Emden, _Fowler]]

0.182

26046

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

[[_2nd_order, _with_linear_symmetries]]

0.108

26047

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

[[_2nd_order, _with_linear_symmetries]]

0.148

26048

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

[[_2nd_order, _with_linear_symmetries]]

0.238

27703

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

[[_2nd_order, _with_linear_symmetries]]

0.100

27705

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

[[_2nd_order, _with_linear_symmetries]]

0.105

27708

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.268

27710

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

[[_2nd_order, _with_linear_symmetries]]

0.131

27711

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

[[_2nd_order, _with_linear_symmetries]]

0.165