2.2.48 Problems 4701 to 4800

Table 2.113: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

4701

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

[_separable]

9.174

4702

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

[_Bernoulli]

9.677

4703

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

[[_homogeneous, ‘class G‘], _Chini]

12.842

4704

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

[_Bernoulli]

6.759

4705

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

[_Chini]

6.024

4706

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

[_quadrature]

13.466

4707

\begin{align*} y^{\prime }&=a +b y+\sqrt {A +B y} \\ \end{align*}

[_quadrature]

57.720

4708

\begin{align*} y^{\prime }&=a +b y-\sqrt {A +B y} \\ \end{align*}

[_quadrature]

67.823

4709

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

[[_homogeneous, ‘class G‘], _Chini]

12.212

4710

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

[[_1st_order, _with_linear_symmetries]]

21.820

4711

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

[_Bernoulli]

4.279

4712

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

[_quadrature]

7.970

4713

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

[_quadrature]

39.566

4714

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

[_separable]

4.028

4715

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

[_separable]

4.379

4716

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

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

3.319

4717

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

[_quadrature]

6.410

4718

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

[‘y=_G(x,y’)‘]

18.645

4719

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

[_separable]

3.676

4720

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

[_separable]

4.414

4721

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

[_separable]

5.168

4722

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

[_separable]

5.980

4723

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

[_separable]

4.773

4724

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

[_separable]

4.243

4725

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

[_separable]

5.595

4726

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

[‘y=_G(x,y’)‘]

11.130

4727

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

[_separable]

3.215

4728

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

[_separable]

3.661

4729

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

[_quadrature]

6.777

4730

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

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

3.717

4731

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

[‘y=_G(x,y’)‘]

7.634

4732

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

[_separable]

6.901

4733

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

[_quadrature]

12.120

4734

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

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

2.898

4735

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

[_separable]

4.028

4736

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

[_separable]

5.370

4737

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

[_separable]

5.680

4738

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

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

13.417

4739

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

[_quadrature]

1.188

4740

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

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

2.177

4741

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

[_separable]

2.358

4742

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

[_linear]

3.506

4743

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

[_Riccati]

2.200

4744

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

[‘y=_G(x,y’)‘]

68.343

4745

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

[[_homogeneous, ‘class G‘]]

21.488

4746

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

[[_homogeneous, ‘class G‘]]

15.806

4747

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

[[_1st_order, _with_linear_symmetries], _dAlembert]

35.973

4748

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

[[_1st_order, _with_linear_symmetries], _dAlembert]

97.709

4749

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

[_quadrature]

1.049

4750

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

[_quadrature]

0.895

4751

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

[_linear]

8.625

4752

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

[_linear]

3.071

4753

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

[_linear]

6.066

4754

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

[_linear]

3.300

4755

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

[_linear]

5.307

4756

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

[_linear]

2.692

4757

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

[_linear]

4.224

4758

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

[_linear]

3.857

4759

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

[_linear]

3.276

4760

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

[_separable]

6.353

4761

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

[_separable]

6.484

4762

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

[_linear]

7.378

4763

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

[_linear]

10.760

4764

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

[_linear]

7.083

4765

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

[_linear]

6.365

4766

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

[_linear]

2.764

4767

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

[_linear]

2.711

4768

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

[_separable]

5.244

4769

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

[_linear]

5.111

4770

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

[_linear]

3.031

4771

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

[_separable]

6.134

4772

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

[_rational, _Riccati]

7.986

4773

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

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

4.934

4774

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

[_rational, _Riccati]

53.305

4775

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

[_separable]

7.079

4776

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

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

2.787

4777

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

[_rational, _Riccati]

6.352

4778

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

[_rational, _Riccati]

33.205

4779

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

[_rational, _Riccati]

16.161

4780

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

[_rational, [_Riccati, _special]]

6.516

4781

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

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

4.570

4782

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

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

9.580

4783

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

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

10.031

4784

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

[_Bernoulli]

3.187

4785

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

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

6.405

4786

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

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

8.776

4787

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

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

4.398

4788

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

[_rational, _Riccati]

35.074

4789

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

[_rational, _Riccati]

33.003

4790

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

[_rational, _Riccati]

6.603

4791

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

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

8.353

4792

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

[_rational, _Riccati]

2.826

4793

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

[[_1st_order, _with_linear_symmetries], _rational, _Riccati]

10.126

4794

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

[_Bernoulli]

10.358

4795

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

[[_homogeneous, ‘class D‘], _Riccati]

6.819

4796

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

[_separable]

12.938

4797

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

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

19.365

4798

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

[_rational, _Bernoulli]

7.107

4799

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

[_rational, _Bernoulli]

6.107

4800

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

[_rational, _Bernoulli]

11.597