2.2.124 Problems 12301 to 12400

Table 2.261: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

12301

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

[[_2nd_order, _with_linear_symmetries]]

3.908

12302

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

[_ellipsoidal]

1.480

12303

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

[_ellipsoidal]

1.595

12304

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

[[_2nd_order, _with_linear_symmetries]]

0.433

12305

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

[[_2nd_order, _with_linear_symmetries]]

6.401

12306

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

[[_2nd_order, _with_linear_symmetries]]

1.118

12307

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

[[_2nd_order, _with_linear_symmetries]]

1.218

12308

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

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

2.135

12309

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

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

1.746

12310

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

[[_2nd_order, _missing_x]]

1.264

12311

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.003

12312

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

[[_2nd_order, _with_linear_symmetries]]

2.251

12313

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

[[_2nd_order, _with_linear_symmetries]]

1.533

12314

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

[[_2nd_order, _exact, _linear, _homogeneous]]

2.480

12315

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

[[_2nd_order, _with_linear_symmetries]]

2.552

12316

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

[[_2nd_order, _with_linear_symmetries]]

2.023

12317

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

[[_2nd_order, _with_linear_symmetries]]

1.562

12318

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

[_Hermite]

1.808

12319

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

[_Hermite]

1.944

12320

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

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

1.165

12321

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

[[_2nd_order, _with_linear_symmetries]]

1.722

12322

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

[[_2nd_order, _with_linear_symmetries]]

0.757

12323

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

[[_2nd_order, _with_linear_symmetries]]

2.638

12324

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.777

12325

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

[[_2nd_order, _with_linear_symmetries]]

0.704

12326

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.977

12327

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

[[_2nd_order, _with_linear_symmetries]]

2.154

12328

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

[[_2nd_order, _with_linear_symmetries]]

1.469

12329

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

[[_2nd_order, _with_linear_symmetries]]

2.740

12330

\begin{align*} y^{\prime \prime }+\left (a x +b \right ) y^{\prime }+\left (\operatorname {a1} \,x^{2}+\operatorname {b1} x +\operatorname {c1} \right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

5.312

12331

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

[[_2nd_order, _with_linear_symmetries]]

2.958

12332

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

[[_2nd_order, _with_linear_symmetries]]

1.585

12333

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

[[_2nd_order, _with_linear_symmetries]]

1.524

12334

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

[[_2nd_order, _with_linear_symmetries]]

4.501

12335

\begin{align*} y^{\prime \prime }+a \,x^{-1+q} y^{\prime }+b \,x^{q -2} y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

3.318

12336

\begin{align*} y^{\prime \prime }+\sqrt {x}\, y^{\prime }+\left (\frac {1}{4 \sqrt {x}}+\frac {x}{4}-9\right ) y-x \,{\mathrm e}^{-\frac {x^{{3}/{2}}}{3}}&=0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

1.135

12337

\begin{align*} y^{\prime \prime }-\frac {y^{\prime }}{\sqrt {x}}+\frac {\left (x +\sqrt {x}-8\right ) y}{4 x^{2}}&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

0.500

12338

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.836

12339

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

[[_2nd_order, _linear, _nonhomogeneous]]

3.440

12340

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

[[_2nd_order, _with_linear_symmetries]]

2.621

12341

\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]]

3.085

12342

\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]]

4.540

12343

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

[[_2nd_order, _with_linear_symmetries]]

1.924

12344

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

[[_2nd_order, _with_linear_symmetries]]

3.347

12345

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

[[_2nd_order, _with_linear_symmetries]]

2.454

12346

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

[[_2nd_order, _with_linear_symmetries]]

1.938

12347

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

[[_2nd_order, _with_linear_symmetries]]

1.405

12348

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

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

2.879

12349

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

[[_2nd_order, _with_linear_symmetries]]

4.681

12350

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

[[_2nd_order, _with_linear_symmetries]]

2.641

12351

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

[[_2nd_order, _with_linear_symmetries]]

2.852

12352

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

[[_Emden, _Fowler]]

0.441

12353

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

[[_2nd_order, _with_linear_symmetries]]

1.274

12354

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

[[_2nd_order, _with_linear_symmetries]]

1.205

12355

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

[[_2nd_order, _with_linear_symmetries]]

4.552

12356

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

[[_2nd_order, _with_linear_symmetries]]

1.578

12357

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

[[_2nd_order, _linear, _nonhomogeneous]]

0.768

12358

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

[[_2nd_order, _with_linear_symmetries]]

1.177

12359

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

[[_2nd_order, _missing_y]]

1.705

12360

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

[[_Emden, _Fowler]]

0.567

12361

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

[[_2nd_order, _with_linear_symmetries]]

2.270

12362

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

[[_2nd_order, _with_linear_symmetries]]

2.589

12363

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

[[_Emden, _Fowler]]

0.595

12364

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

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

4.963

12365

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

[[_2nd_order, _with_linear_symmetries]]

5.585

12366

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

[[_2nd_order, _linear, _nonhomogeneous]]

1.634

12367

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

[[_2nd_order, _with_linear_symmetries]]

1.398

12368

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

[[_Emden, _Fowler]]

0.577

12369

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

[[_Emden, _Fowler]]

0.608

12370

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

[[_Emden, _Fowler]]

0.832

12371

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

[[_2nd_order, _with_linear_symmetries]]

2.355

12372

\begin{align*} y^{\prime \prime } x +a y^{\prime }+b \,x^{\operatorname {a1}} y&=0 \\ \end{align*}

[[_Emden, _Fowler]]

0.842

12373

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

[[_2nd_order, _with_linear_symmetries]]

4.467

12374

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

[[_2nd_order, _with_linear_symmetries]]

4.829

12375

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

[[_2nd_order, _exact, _linear, _nonhomogeneous]]

2.521

12376

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

[_Laguerre]

1.835

12377

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

[_Laguerre]

1.683

12378

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

[[_2nd_order, _with_linear_symmetries]]

1.362

12379

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

[_Laguerre]

3.138

12380

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

[[_2nd_order, _with_linear_symmetries]]

2.858

12381

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

[[_2nd_order, _with_linear_symmetries]]

3.057

12382

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

[[_2nd_order, _with_linear_symmetries]]

5.156

12383

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

[[_2nd_order, _with_linear_symmetries]]

6.098

12384

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

[[_2nd_order, _with_linear_symmetries]]

8.352

12385

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

[[_2nd_order, _with_linear_symmetries]]

0.960

12386

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

[[_2nd_order, _with_linear_symmetries]]

5.485

12387

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

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

1.753

12388

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

[[_2nd_order, _with_linear_symmetries]]

1.339

12389

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

[[_2nd_order, _with_linear_symmetries]]

4.455

12390

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

[[_2nd_order, _with_linear_symmetries]]

7.921

12391

\begin{align*} y^{\prime \prime } x +\left (4 x^{2}-1\right ) y^{\prime }-4 x^{3} y-4 x^{5}&=0 \\ \end{align*}

[[_2nd_order, _linear, _nonhomogeneous]]

3.898

12392

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

[[_2nd_order, _with_linear_symmetries]]

0.741

12393

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

[[_2nd_order, _with_linear_symmetries]]

0.773

12394

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

[[_2nd_order, _with_linear_symmetries]]

0.741

12395

\begin{align*} \left (x -3\right ) y^{\prime \prime }-\left (4 x -9\right ) y^{\prime }+\left (3 x -6\right ) y&=0 \\ \end{align*}

[[_2nd_order, _with_linear_symmetries]]

1.422

12396

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

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

2.671

12397

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

[[_2nd_order, _with_linear_symmetries]]

3.058

12398

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

[_Laguerre]

2.868

12399

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

[[_2nd_order, _with_linear_symmetries]]

1.647

12400

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

[[_2nd_order, _with_linear_symmetries]]

1.204