2.2.56 Problems 5501 to 5600

Table 2.129: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

5501

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

[[_1st_order, _with_linear_symmetries], _rational]

20.671

5502

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

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

21.452

5503

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

[[_1st_order, _with_linear_symmetries], _rational, _Clairaut]

1.451

5504

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

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

9.690

5505

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

5.052

5506

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

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

11.221

5507

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

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

3.621

5508

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

[_separable]

0.281

5509

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

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

2.920

5510

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

[_separable]

0.292

5511

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

[_separable]

4.497

5512

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

[_separable]

0.299

5513

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

[_rational]

75.939

5514

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

[[_homogeneous, ‘class A‘], _dAlembert]

61.013

5515

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

[[_homogeneous, ‘class A‘], _dAlembert]

60.109

5516

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

[_quadrature]

1.909

5517

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

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

3.336

5518

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

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

0.513

5519

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

[_quadrature]

3.305

5520

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

[_quadrature]

1.699

5521

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

[_quadrature]

3.546

5522

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

[_quadrature]

0.512

5523

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

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

0.576

5524

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

[_separable]

0.198

5525

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

[[_1st_order, _with_linear_symmetries], _rational, _Clairaut]

1.513

5526

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

[_linear]

1.168

5527

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

14.343

5528

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

[[_homogeneous, ‘class A‘], _dAlembert]

44.015

5529

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

[_quadrature]

16.820

5530

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

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

19.375

5531

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

[[_homogeneous, ‘class G‘]]

3.905

5532

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

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

50.539

5533

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

[_quadrature]

1.449

5534

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

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

2.985

5535

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

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

1.437

5536

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

[[_homogeneous, ‘class G‘]]

6.010

5537

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

[_quadrature]

3.665

5538

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

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

3.923

5539

\begin{align*} 4 x^{5} {y^{\prime }}^{2}+12 x^{4} y y^{\prime }+9&=0 \\ \end{align*}

[[_homogeneous, ‘class G‘]]

3.924

5540

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

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

2.861

5541

\begin{align*} x^{8} {y^{\prime }}^{2}+3 y^{\prime } x +9 y&=0 \\ \end{align*}

[[_homogeneous, ‘class G‘]]

2.447

5542

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

[_quadrature]

3.050

5543

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

[[_homogeneous, ‘class A‘], _dAlembert]

9.622

5544

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

[[_1st_order, _with_linear_symmetries]]

43.747

5545

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

5.402

5546

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

[[_homogeneous, ‘class A‘], _dAlembert]

23.385

5547

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

5.836

5548

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

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

6.303

5549

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

[[_1st_order, _with_linear_symmetries]]

2.860

5550

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

[_quadrature]

1.411

5551

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

28.196

5552

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

[_quadrature]

1.325

5553

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

[_quadrature]

0.386

5554

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

[_quadrature]

2.090

5555

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

4.987

5556

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

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

1.368

5557

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

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

1.283

5558

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

[[_1st_order, _with_linear_symmetries]]

3.595

5559

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

[_quadrature]

3.914

5560

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

[[_1st_order, _with_linear_symmetries]]

33.067

5561

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

[_quadrature]

1.487

5562

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

[_separable]

0.415

5563

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

[_separable]

0.398

5564

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

[_separable]

0.408

5565

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

[_rational]

138.470

5566

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

[_rational]

129.685

5567

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

[_separable]

1.459

5568

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

119.327

5569

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

[[_homogeneous, ‘class A‘], _dAlembert]

149.030

5570

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

[_quadrature]

1.000

5571

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

[_quadrature]

1.143

5572

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

[[_1st_order, _with_linear_symmetries], _rational]

1.292

5573

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

[[_1st_order, _with_linear_symmetries]]

33.664

5574

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

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

1.618

5575

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

[_quadrature]

1.473

5576

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

[_separable]

2.283

5577

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

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

0.519

5578

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

5.069

5579

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

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

0.835

5580

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

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

1.089

5581

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

[_quadrature]

12.748

5582

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

[_quadrature]

0.795

5583

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

[[_homogeneous, ‘class A‘], _dAlembert]

8.791

5584

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

3.686

5585

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

[[_homogeneous, ‘class A‘], _dAlembert]

66.556

5586

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

9.223

5587

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

[[_homogeneous, ‘class A‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

2.671

5588

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

[[_homogeneous, ‘class A‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

3.223

5589

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

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

7.612

5590

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

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

0.835

5591

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

[[_homogeneous, ‘class A‘], _dAlembert]

5.148

5592

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

[_separable]

1.593

5593

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

[[_homogeneous, ‘class A‘], _rational, [_Abel, ‘2nd type‘, ‘class A‘]]

15.348

5594

\begin{align*} 9 y^{2} {y^{\prime }}^{2}-3 y^{\prime } x +y&=0 \\ \end{align*}

[[_1st_order, _with_linear_symmetries], _rational]

0.984

5595

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

[_quadrature]

0.772

5596

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

[[_homogeneous, ‘class A‘], _rational, _dAlembert]

9.467

5597

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

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

1.564

5598

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

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

9.544

5599

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

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

6.747

5600

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

[_rational]

230.535