2.3.224 Problems 22301 to 22400

Table 2.997: Main lookup table. Sorted by time used to solve.

#

ID

ODE

Solved?

Maple

Mma

Sympy

time(sec)

22301

3412

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

9.065

22302

25745

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

9.065

22303

18473

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

9.079

22304

15853

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

9.080

22305

12521

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

9.081

22306

19712

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

9.088

22307

11964

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

9.098

22308

13810

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

9.099

22309

12224

\begin{align*} y^{\prime }&=\frac {-32 a x y-8 a^{2} x^{3}-16 a b \,x^{2}-32 a x +64 y^{3}+48 a \,x^{2} y^{2}+96 b x y^{2}+12 a^{2} x^{4} y+48 y a \,x^{3} b +48 b^{2} x^{2} y+a^{3} x^{6}+6 a^{2} x^{5} b +12 b^{2} x^{4} a +8 b^{3} x^{3}}{64 y+16 a \,x^{2}+32 b x +64} \\ \end{align*}

9.102

22310

753

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

9.103

22311

4409

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

9.106

22312

4845

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

9.106

22313

11929

\begin{align*} y^{\prime }&=\frac {x^{3}+x^{2}+2 \sqrt {x^{3}-6 y}}{2 x +2} \\ \end{align*}

9.108

22314

6846

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

9.110

22315

5162

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

9.111

22316

21604

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

9.112

22317

4874

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

9.113

22318

20002

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

9.113

22319

12497

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

9.120

22320

13314

\begin{align*} y^{\prime } x&=a \,{\mathrm e}^{\lambda x} y^{2}+k y+a \,b^{2} x^{2 k} {\mathrm e}^{\lambda x} \\ \end{align*}

9.122

22321

21348

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

9.125

22322

2938

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

9.127

22323

21965

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

9.130

22324

4762

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

9.131

22325

21844

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

9.135

22326

7020

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

9.140

22327

6359

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

9.142

22328

15045

\begin{align*} x^{\prime }+5 x&=10 t +2 \\ x \left (1\right ) &= 2 \\ \end{align*}

9.148

22329

11836

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

9.157

22330

4327

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

9.160

22331

5353

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

9.170

22332

6025

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

9.178

22333

26249

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

9.183

22334

4704

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

9.188

22335

11415

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

9.191

22336

26210

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

9.192

22337

13454

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

9.196

22338

21560

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

9.197

22339

4857

\begin{align*} \left (1-2 x \right ) y^{\prime }&=16+32 x -6 y \\ \end{align*}

9.201

22340

1645

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

9.204

22341

3046

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

9.209

22342

20814

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

9.210

22343

6361

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

9.211

22344

18936

\begin{align*} u^{\prime \prime }+\frac {u^{\prime }}{4}+u&=2 \left (\left \{\begin {array}{cc} 1 & \frac {3}{2}\le t <\frac {5}{2} \\ 0 & \operatorname {otherwise} \end {array}\right .\right ) \\ u \left (0\right ) &= 0 \\ u^{\prime }\left (0\right ) &= 0 \\ \end{align*}
Using Laplace transform method.

9.214

22345

734

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

9.230

22346

1159

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

9.232

22347

12253

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

9.233

22348

18061

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

9.233

22349

15618

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

9.237

22350

4420

\begin{align*} 2 y y^{\prime } x^{3}+3 y^{2} x^{2}+7&=0 \\ \end{align*}

9.241

22351

15965

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

9.245

22352

12261

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

9.251

22353

4798

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

9.254

22354

11697

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

9.254

22355

6037

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

9.263

22356

5247

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

9.265

22357

24163

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

9.270

22358

7516

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

9.271

22359

15136

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

9.274

22360

732

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

9.279

22361

20870

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

9.279

22362

26451

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

9.279

22363

25022

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

9.280

22364

12045

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

9.283

22365

16354

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

9.290

22366

7245

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

9.292

22367

21254

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

9.292

22368

3644

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

9.301

22369

12037

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

9.302

22370

7249

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

9.306

22371

12374

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

9.309

22372

4422

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

9.315

22373

19276

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

9.320

22374

12116

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

9.321

22375

19822

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

9.333

22376

10126

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

9.336

22377

15859

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

9.339

22378

20318

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

9.343

22379

12219

\begin{align*} y^{\prime }&=\frac {-32 y x +16 x^{3}+16 x^{2}-32 x -64 y^{3}+48 y^{2} x^{2}+96 x y^{2}-12 x^{4} y-48 x^{3} y-48 x^{2} y+x^{6}+6 x^{5}+12 x^{4}}{-64 y+16 x^{2}+32 x -64} \\ \end{align*}

9.344

22380

9162

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

9.346

22381

24173

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

9.346

22382

9164

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

9.347

22383

10406

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

9.351

22384

803

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

9.354

22385

20485

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

9.356

22386

19821

\begin{align*} \left (5 x -2 y+7\right ) y^{\prime }&=10 x -4 y+6 \\ \end{align*}

9.359

22387

5764

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

9.366

22388

24292

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

9.368

22389

11663

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

9.369

22390

11578

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

9.372

22391

3663

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

9.374

22392

2522

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

9.375

22393

7499

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

9.376

22394

12192

\begin{align*} y^{\prime }&=\frac {2 a x}{-x^{3} y+2 a \,x^{3}+2 a y^{4} x^{3}-16 y^{2} a^{2} x^{2}+32 a^{3} x +2 a y^{6} x^{3}-24 y^{4} a^{2} x^{2}+96 y^{2} x \,a^{3}-128 a^{4}} \\ \end{align*}

9.376

22395

4917

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

9.386

22396

5506

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

9.388

22397

12175

\begin{align*} y^{\prime }&=\frac {\left (-256 a \,x^{2} y-32 a^{2} x^{6}-256 a \,x^{2}+512 y^{3}+192 x^{4} a y^{2}+24 y a^{2} x^{8}+a^{3} x^{12}\right ) x}{512 y+64 x^{4} a +512} \\ \end{align*}

9.389

22398

4675

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

9.392

22399

14453

\begin{align*} \frac {1+8 x y^{{2}/{3}}}{x^{{2}/{3}} y^{{1}/{3}}}+\frac {\left (2 x^{{4}/{3}} y^{{2}/{3}}-x^{{1}/{3}}\right ) y^{\prime }}{y^{{4}/{3}}}&=0 \\ y \left (1\right ) &= 8 \\ \end{align*}

9.397

22400

12373

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

9.398