2.3.277 Problems 27601 to 27700

Table 2.1127: Main lookup table. Sorted by time used to solve.

#

ID

ODE

Solved?

Maple

Mma

Sympy

time(sec)

27601

13628

\begin{align*} \left (A x y+A k y+B \,x^{2}+B k x \right ) y^{\prime }&=c y^{2}+d x y+k \left (d -B \right ) y \\ \end{align*}

186.410

27602

6427

\begin{align*} y y^{\prime \prime }&=\operatorname {a0} +\operatorname {a1} y+y^{3} \left (\operatorname {a2} +\operatorname {a3} y\right )+{y^{\prime }}^{2} \\ \end{align*}

186.436

27603

13589

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

187.403

27604

13822

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

187.523

27605

13829

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

187.730

27606

13551

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

188.477

27607

13821

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

188.690

27608

13577

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

188.853

27609

13571

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

189.984

27610

7518

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

191.014

27611

13601

\begin{align*} y y^{\prime }+\frac {a \left (x -6\right ) y}{5 x^{{7}/{5}}}&=\frac {2 a^{2} \left (x -1\right ) \left (x +4\right )}{5 x^{{9}/{5}}} \\ \end{align*}

191.431

27612

13499

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

193.079

27613

21616

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

195.343

27614

13585

\begin{align*} y y^{\prime }+\frac {a \left (13 x -3\right ) y}{6 x^{{2}/{3}}}&=-\frac {a^{2} \left (x -1\right ) \left (5 x -1\right )}{6 x^{{1}/{3}}} \\ \end{align*}

195.554

27615

13582

\begin{align*} y y^{\prime }+\frac {3 a \left (13 x -8\right ) y}{20 x^{{7}/{5}}}&=-\frac {a^{2} \left (x -1\right ) \left (27 x -32\right )}{20 x^{{9}/{5}}} \\ \end{align*}

196.868

27616

13851

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

197.030

27617

13581

\begin{align*} y y^{\prime }+\frac {a \left (7 x -12\right ) y}{10 x^{{7}/{5}}}&=-\frac {a^{2} \left (x -1\right ) \left (x -16\right )}{10 x^{{9}/{5}}} \\ \end{align*}

197.543

27618

19658

\begin{align*} x^{\prime \prime }+\left (5 x^{4}-9 x^{2}\right ) x^{\prime }+x^{5}&=0 \\ \end{align*}

198.194

27619

13579

\begin{align*} y y^{\prime }+\frac {a \left (13 x -18\right ) y}{15 x^{{7}/{5}}}&=-\frac {4 a^{2} \left (x -1\right ) \left (x -6\right )}{15 x^{{9}/{5}}} \\ \end{align*}

198.205

27620

12602

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

199.913

27621

13504

\begin{align*} y y^{\prime }-y&=-\frac {2 x}{9}+6 A^{2} \left (1+\frac {2 A}{\sqrt {x}}\right ) \\ \end{align*}

201.399

27622

13596

\begin{align*} y y^{\prime }-\frac {2 a \left (3 x +2\right ) y}{5 x^{{8}/{5}}}&=\frac {a^{2} \left (x -1\right ) \left (8 x +1\right )}{5 x^{{11}/{5}}} \\ \end{align*}

202.412

27623

13593

\begin{align*} y y^{\prime }+\frac {a \left (33 x +2\right ) y}{30 x^{{6}/{5}}}&=-\frac {a^{2} \left (x -1\right ) \left (9 x -4\right )}{30 x^{{7}/{5}}} \\ \end{align*}

202.630

27624

13599

\begin{align*} y y^{\prime }-\frac {a \left (x +4\right ) y}{5 x^{{8}/{5}}}&=\frac {a^{2} \left (x -1\right ) \left (3 x +7\right )}{5 x^{{11}/{5}}} \\ \end{align*}

203.314

27625

19998

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

204.188

27626

9662

\begin{align*} x^{\prime }&=x-y+2 z+{\mathrm e}^{-t}-3 t \\ y^{\prime }&=3 x-4 y+z+2 \,{\mathrm e}^{-t}+t \\ z^{\prime }&=-2 x+5 y+6 z+2 \,{\mathrm e}^{-t}-t \\ \end{align*}

204.309

27627

13597

\begin{align*} y y^{\prime }-\frac {6 a \left (4 x +1\right ) y}{5 x^{{7}/{5}}}&=\frac {a^{2} \left (x -1\right ) \left (27 x +8\right )}{5 x^{{9}/{5}}} \\ \end{align*}

204.379

27628

12844

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

205.554

27629

13592

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

206.335

27630

12638

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

207.154

27631

13855

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

207.662

27632

17049

\begin{align*} y^{\prime }&=\sqrt {25-y^{2}} \\ y \left (-4\right ) &= 3 \\ \end{align*}

207.766

27633

13594

\begin{align*} y y^{\prime }-\frac {a \left (x -8\right ) y}{8 x^{{5}/{2}}}&=-\frac {a^{2} \left (x -1\right ) \left (3 x -4\right )}{8 x^{4}} \\ \end{align*}

208.275

27634

13600

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

208.615

27635

13558

\begin{align*} y y^{\prime }&=\frac {3 y}{\sqrt {a \,x^{{3}/{2}}+8 x}}+1 \\ \end{align*}

209.129

27636

13627

\begin{align*} \left (A x y+B \,x^{2}+x k \right ) y^{\prime }&=A y^{2}+c x y+d \,x^{2}+\left (-A \beta +k \right ) y-c \beta x -k \beta \\ \end{align*}

209.319

27637

13595

\begin{align*} y y^{\prime }-\frac {a \left (6 x -13\right ) y}{13 x^{{5}/{2}}}&=-\frac {a^{2} \left (x -1\right ) \left (x -13\right )}{26 x^{4}} \\ \end{align*}

209.642

27638

23121

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

211.237

27639

15101

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

212.178

27640

1248

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

212.855

27641

13531

\begin{align*} y y^{\prime }-y&=\frac {9 x}{32}+\frac {15 \sqrt {b^{2}+x^{2}}}{32}+\frac {3 b^{2}}{64 \sqrt {b^{2}+x^{2}}} \\ \end{align*}

213.281

27642

12940

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

213.378

27643

13549

\begin{align*} y y^{\prime }-y&=\frac {k}{\sqrt {A \,x^{2}+B x +c}} \\ \end{align*}

214.457

27644

13615

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

215.227

27645

6280

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

216.529

27646

13840

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

216.964

27647

13588

\begin{align*} y y^{\prime }+\frac {a \left (39 x -4\right ) y}{42 x^{{9}/{7}}}&=-\frac {a^{2} \left (x -1\right ) \left (9 x -1\right )}{42 x^{{11}/{7}}} \\ \end{align*}

217.768

27648

13584

\begin{align*} y y^{\prime }-\frac {a \left (4 x +3\right ) y}{14 x^{{8}/{7}}}&=-\frac {a^{2} \left (x -1\right ) \left (16 x +5\right )}{14 x^{{9}/{7}}} \\ \end{align*}

219.094

27649

13832

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

219.729

27650

11833

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

220.323

27651

19290

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

220.730

27652

13512

\begin{align*} y y^{\prime }-y&=\frac {3 x}{8}+\frac {3 \sqrt {a^{2}+x^{2}}}{8}-\frac {a^{2}}{16 \sqrt {a^{2}+x^{2}}} \\ \end{align*}

220.780

27653

11790

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

220.952

27654

17995

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

221.424

27655

13616

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

222.365

27656

13841

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

222.427

27657

12002

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

223.348

27658

13619

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

223.547

27659

13831

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

223.711

27660

13575

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

223.882

27661

11955

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

226.897

27662

13580

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

227.189

27663

15406

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

227.237

27664

12579

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

228.743

27665

13609

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

228.951

27666

27495

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

230.046

27667

5600

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

230.535

27668

9159

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

231.377

27669

13651

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

232.461

27670

13842

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

233.139

27671

13526

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

233.346

27672

20468

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

233.684

27673

27498

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

233.819

27674

13602

\begin{align*} y y^{\prime }-\frac {3 a y}{x^{{7}/{4}}}&=\frac {a^{2} \left (x -1\right ) \left (x -9\right )}{4 x^{{5}/{2}}} \\ \end{align*}

234.491

27675

27241

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

235.951

27676

25655

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

236.425

27677

6578

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

237.418

27678

13861

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

238.479

27679

13528

\begin{align*} y y^{\prime }-y&=-\frac {x}{4}+\frac {6 A \left (\sqrt {x}+8 A +\frac {5 A^{2}}{\sqrt {x}}\right )}{49} \\ \end{align*}

238.542

27680

72

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

240.378

27681

12870

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

240.819

27682

13617

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

241.664

27683

6454

\begin{align*} y y^{\prime \prime }&=\operatorname {a2} y^{2}+\operatorname {a3} y^{1+a}+\operatorname {a1} y y^{\prime }+a {y^{\prime }}^{2} \\ \end{align*}

243.527

27684

12529

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

245.188

27685

13538

\begin{align*} y y^{\prime }-y&=2 x +2 A \left (-10 \sqrt {x}+19 A +\frac {30 A^{2}}{\sqrt {x}}\right ) \\ \end{align*}

247.770

27686

6235

\begin{align*} \left (\operatorname {b1} \,x^{2}+\operatorname {b0} \right ) y+\left (\operatorname {a2} \,x^{2}+\operatorname {a1} x +\operatorname {a0} \right ) y^{\prime }+4 \left (1-x \right ) x \left (-a x +1\right ) y^{\prime \prime }&=0 \\ \end{align*}

247.796

27687

13569

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

248.257

27688

13509

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

249.146

27689

13607

\begin{align*} y y^{\prime }&=\left (a \,{\mathrm e}^{\lambda x}+b \right ) y+c \left (a^{2} {\mathrm e}^{2 \lambda x}+a b \left (\lambda x +1\right ) {\mathrm e}^{\lambda x}+b^{2} \lambda x \right ) \\ \end{align*}

249.945

27690

13537

\begin{align*} y y^{\prime }-y&=2 x +2 A \left (10 \sqrt {x}+31 A +\frac {30 A^{2}}{\sqrt {x}}\right ) \\ \end{align*}

252.598

27691

13529

\begin{align*} y y^{\prime }-y&=-\frac {6 x}{25}+\frac {6 A \left (2 \sqrt {x}+7 A +\frac {4 A^{2}}{\sqrt {x}}\right )}{25} \\ \end{align*}

253.493

27692

20730

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

255.404

27693

13852

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

255.741

27694

13583

\begin{align*} y y^{\prime }-\frac {a \left (x +1\right ) y}{2 x^{{7}/{4}}}&=\frac {a^{2} \left (x -1\right ) \left (3 x +5\right )}{4 x^{{5}/{2}}} \\ \end{align*}

255.870

27695

13568

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

256.361

27696

13521

\begin{align*} y y^{\prime }-y&=-\frac {12 x}{49}+\frac {4 A \left (-10 \sqrt {x}+27 A +\frac {10 A^{2}}{\sqrt {x}}\right )}{49} \\ \end{align*}

258.152

27697

13572

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

258.522

27698

27493

\begin{align*} \left (2 x +y+5\right ) y^{\prime }&=3 x +6 \\ \end{align*}

259.418

27699

23300

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

260.213

27700

13515

\begin{align*} y y^{\prime }-y&=-\frac {12 x}{49}+\frac {2 A \left (5 \sqrt {x}+34 A +\frac {15 A^{2}}{\sqrt {x}}\right )}{49} \\ \end{align*}

261.745