2.2.114 Problems 11301 to 11400

Table 2.241: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

11301

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

[[_2nd_order, _with_linear_symmetries]]

0.108

11302

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

[[_2nd_order, _exact, _linear, _homogeneous]]

0.147

11303

\begin{align*} y^{\prime }-\frac {1}{\sqrt {\operatorname {a4} \,x^{4}+\operatorname {a3} \,x^{3}+\operatorname {a2} \,x^{2}+\operatorname {a1} x +\operatorname {a0}}}&=0 \\ \end{align*}

[_quadrature]

1.043

11304

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

[[_linear, ‘class A‘]]

1.983

11305

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

[[_linear, ‘class A‘]]

2.559

11306

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

[_linear]

5.441

11307

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

[_linear]

3.619

11308

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

[_linear]

4.164

11309

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

[_linear]

2.700

11310

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

[_linear]

3.645

11311

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

[_separable]

4.319

11312

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

[_linear]

0.309

11313

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

[_linear]

2.289

11314

\begin{align*} y^{\prime }+y^{2}-1&=0 \\ \end{align*}

[_quadrature]

1.164

11315

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

[_Riccati]

0.175

11316

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

[[_Riccati, _special]]

31.501

11317

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

[[_1st_order, _with_linear_symmetries], _Riccati]

2.243

11318

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

[_Riccati]

4.198

11319

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

[_quadrature]

0.346

11320

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

[_Riccati]

3.767

11321

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

[[_homogeneous, ‘class C‘], _Riccati]

1.996

11322

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

[_Riccati]

2.832

11323

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

[_Riccati]

0.312

11324

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

[_Riccati]

1.293

11325

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

[_quadrature]

1.674

11326

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

[[_Riccati, _special]]

32.036

11327

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

[_Riccati]

1.374

11328

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

[_quadrature]

7.311

11329

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

[_Riccati]

2.735

11330

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

[_Riccati]

4.074

11331

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

[_separable]

5.506

11332

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

[_Riccati]

50.410

11333

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

[_separable]

2.663

11334

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

[_Riccati]

0.554

11335

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

[_Riccati]

4.053

11336

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

[_Bernoulli]

1.731

11337

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

[_separable]

6.823

11338

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

[_Abel]

3.081

11339

\begin{align*} y^{\prime }-y^{3}-a \,{\mathrm e}^{x} y^{2}&=0 \\ \end{align*}

[_Abel]

3.389

11340

\begin{align*} -a y^{3}-\frac {b}{x^{{3}/{2}}}+y^{\prime }&=0 \\ \end{align*}

[[_homogeneous, ‘class G‘], _rational, _Abel]

8.134

11341

\begin{align*} y^{\prime }-\operatorname {a3} y^{3}-\operatorname {a2} y^{2}-\operatorname {a1} y-\operatorname {a0}&=0 \\ \end{align*}

[_quadrature]

8.129

11342

\begin{align*} y^{\prime }+3 a y^{3}+6 a x y^{2}&=0 \\ \end{align*}

[_Abel]

3.128

11343

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

[[_homogeneous, ‘class G‘], _Abel]

3.662

11344

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

[_Abel]

3.673

11345

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

[_Abel]

12.014

11346

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

[_Bernoulli]

1.556

11347

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

[_Abel]

8.194

11348

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

[_Abel]

4.196

11349

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

[_Abel]

31.342

11350

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

[_Abel]

32.436

11351

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

[_Abel]

4.306

11352

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

[_Abel]

11.550

11353

\begin{align*} y^{\prime }-a y^{n}-b \,x^{\frac {n}{1-n}}&=0 \\ \end{align*}

[[_homogeneous, ‘class G‘], _Chini]

4.525

11354

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

[_Chini, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

2.823

11355

\begin{align*} y^{\prime }-a^{n} f \left (x \right )^{1-n} g^{\prime }\left (x \right ) y^{n}-\frac {f^{\prime }\left (x \right ) y}{f \left (x \right )}-g^{\prime }\left (x \right ) f \left (x \right )&=0 \\ \end{align*}

[_Chini, [_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

1.281

11356

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

[_Chini]

1.462

11357

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

[NONE]

1.111

11358

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

[_quadrature]

1.705

11359

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

[[_homogeneous, ‘class G‘], _Chini]

8.155

11360

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

[_quadrature]

46.625

11361

\begin{align*} y^{\prime }-\frac {\sqrt {y^{2}-1}}{\sqrt {x^{2}-1}}&=0 \\ \end{align*}

[_separable]

16.304

11362

\begin{align*} y^{\prime }-\frac {\sqrt {x^{2}-1}}{\sqrt {y^{2}-1}}&=0 \\ \end{align*}

[_separable]

2.540

11363

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

[NONE]

34.438

11364

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

[_separable]

49.078

11365

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

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

1.060

11366

\begin{align*} y^{\prime }-\sqrt {\frac {y^{3}+1}{x^{3}+1}}&=0 \\ \end{align*}

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

26.889

11367

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

[_separable]

29.106

11368

\begin{align*} y^{\prime }-\frac {\sqrt {1-y^{4}}}{\sqrt {-x^{4}+1}}&=0 \\ \end{align*}

[_separable]

12.329

11369

\begin{align*} y^{\prime }-\sqrt {\frac {a y^{4}+b y^{2}+1}{a \,x^{4}+b \,x^{2}+1}}&=0 \\ \end{align*}

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

31.802

11370

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

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

22.579

11371

\begin{align*} y^{\prime }-\sqrt {\frac {a_{4} x^{4}+a_{3} x^{3}+a_{2} x^{2}+a_{1} x +a_{0}}{b_{4} y^{4}+b_{3} y^{3}+b_{2} y^{2}+b_{1} y+b_{0}}}&=0 \\ \end{align*}

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

20.896

11372

\begin{align*} y^{\prime }-\sqrt {\frac {b_{4} y^{4}+b_{3} y^{3}+b_{2} y^{2}+b_{1} y+b_{0}}{a_{4} x^{4}+a_{3} x^{3}+a_{2} x^{2}+a_{1} x +a_{0}}}&=0 \\ \end{align*}

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

13.488

11373

\begin{align*} y^{\prime }-\operatorname {R1} \left (x , \sqrt {a_{4} x^{4}+a_{3} x^{3}+a_{2} x^{2}+a_{1} x +a_{0}}\right ) \operatorname {R2} \left (y, \sqrt {b_{4} y^{4}+b_{3} y^{3}+b_{2} y^{2}+b_{1} y+b_{0}}\right )&=0 \\ \end{align*}

[_separable]

4.062

11374

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

[[_1st_order, ‘_with_symmetry_[F(x),G(x)*y+H(x)]‘]]

10.973

11375

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

[‘y=_G(x,y’)‘]

14.566

11376

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

[_separable]

2.113

11377

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

[_quadrature]

16.967

11378

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

[[_homogeneous, ‘class C‘], _dAlembert]

4.338

11379

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

[[_homogeneous, ‘class C‘], _dAlembert]

0.299

11380

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

[‘y=_G(x,y’)‘]

4.828

11381

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

[‘y=_G(x,y’)‘]

2.385

11382

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

[‘y=_G(x,y’)‘]

3.200

11383

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

[‘y=_G(x,y’)‘]

5.245

11384

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

[‘y=_G(x,y’)‘]

1.168

11385

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

[[_homogeneous, ‘class C‘], _dAlembert]

0.811

11386

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

[[_1st_order, ‘_with_symmetry_[F(x),G(y)]‘]]

11.251

11387

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

[[_1st_order, _with_linear_symmetries]]

3.521

11388

\begin{align*} 2 y^{\prime }-3 y^{2}-4 a y-b -c \,{\mathrm e}^{-2 a x}&=0 \\ \end{align*}

[_Riccati]

33.122

11389

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

[_quadrature]

0.429

11390

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

[_linear]

1.757

11391

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

[_linear]

1.932

11392

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

[_linear]

2.233

11393

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

[_linear]

3.758

11394

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

[_linear]

2.747

11395

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

[_rational, _Riccati]

2.497

11396

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

[_separable]

2.603

11397

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

[[_homogeneous, ‘class D‘], _rational, _Riccati]

1.427

11398

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

[_rational, _Riccati]

3.283

11399

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

[_rational, _Riccati]

31.228

11400

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

[_rational, [_Riccati, _special]]

2.796