2.2.173 Problems 17201 to 17300

Table 2.359: Main lookup table. Sorted sequentially by problem number.

#

ODE

CAS classification

Solved?

Maple

Mma

Sympy

time(sec)

17201

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

[_separable]

0.138

17202

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

[_exact]

3.668

17203

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

[[_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘]]

7.093

17204

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

[[_homogeneous, ‘class G‘], _exact]

3.976

17205

\begin{align*} {\mathrm e}^{t y}+\frac {t \,{\mathrm e}^{t y} y^{\prime }}{y}&=0 \\ \end{align*}

[_separable]

3.166

17206

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

[_quadrature]

0.358

17207

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

[_quadrature]

0.519

17208

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

[_separable]

0.086

17209

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

[_separable]

3.073

17210

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

[_exact, _rational]

2.000

17211

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

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

4.204

17212

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

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

5.648

17213

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

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

2.387

17214

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

[_separable]

8.587

17215

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

[[_homogeneous, ‘class A‘], _exact, _rational, _Bernoulli]

5.849

17216

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

[_exact, [_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘]]

2.414

17217

\begin{align*} 3 t^{2} y+3 y^{2}-1+\left (t^{3}+6 t y\right ) y^{\prime }&=0 \\ \end{align*}

[_exact, _rational, [_Abel, ‘2nd type‘, ‘class B‘]]

2.869

17218

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

[_separable]

0.132

17219

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

[_exact]

3.385

17220

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

[‘y=_G(x,y’)‘]

4.499

17221

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

[_exact]

3.707

17222

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

[[_1st_order, _with_linear_symmetries], _exact]

5.495

17223

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

[_exact, [_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘], [_Abel, ‘2nd type‘, ‘class B‘]]

4.071

17224

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

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

7.421

17225

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

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

5.555

17226

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

[_separable]

0.177

17227

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

[_linear]

1.724

17228

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

[_linear]

1.777

17229

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

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

4.973

17230

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

[_exact]

4.040

17231

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

[_exact]

30.435

17232

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

[_exact, [_Abel, ‘2nd type‘, ‘class B‘]]

0.393

17233

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

[_exact]

30.786

17234

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

[_exact, _rational, _Bernoulli]

2.478

17235

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

[_exact]

4.932

17236

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

[_exact]

2.777

17237

\begin{align*} -4 x^{3}+6 y \sin \left (6 y x \right )+\left (4 y^{3}+6 x \sin \left (6 y x \right )\right ) y^{\prime }&=0 \\ y \left (0\right ) &= 0 \\ \end{align*}

[_exact]

3.858

17238

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

[_separable]

2.400

17239

\begin{align*} y \left (2 \,{\mathrm e}^{t}+4 t \right )+3 \left ({\mathrm e}^{t}+t^{2}\right ) y^{\prime }&=0 \\ \end{align*}

[_separable]

3.238

17240

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

[[_1st_order, ‘_with_symmetry_[F(x)*G(y),0]‘]]

1.832

17241

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

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

3.480

17242

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

[_rational, [_1st_order, ‘_with_symmetry_[F(x),G(x)]‘], [_Abel, ‘2nd type‘, ‘class B‘]]

2.227

17243

\begin{align*} 5 t y+4 y^{2}+1+\left (t^{2}+2 t y\right ) y^{\prime }&=0 \\ \end{align*}

[_rational, [_Abel, ‘2nd type‘, ‘class B‘]]

2.405

17244

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

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

14.579

17245

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

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

2.914

17246

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

[_exact]

3.165

17247

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

[_exact]

3.329

17248

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

[_quadrature]

0.130

17249

\begin{align*} \frac {9 t}{5}+2 y+\left (2 t +2 y\right ) y^{\prime }&=0 \\ \end{align*}

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

5.261

17250

\begin{align*} 2 t +\frac {19 y}{10}+\left (\frac {19 t}{10}+2 y\right ) y^{\prime }&=0 \\ \end{align*}

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

35.899

17251

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

[_rational, _Bernoulli]

1.932

17252

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

[_Bernoulli]

2.236

17253

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

[_Bernoulli]

30.071

17254

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

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

29.561

17255

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

[_Bernoulli]

3.306

17256

\begin{align*} 3 y+y^{\prime }&=\sqrt {y}\, \sin \left (t \right ) \\ \end{align*}

[_Bernoulli]

6.145

17257

\begin{align*} y^{\prime }-\frac {y}{t}&=t y^{2} \\ \end{align*}

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

4.165

17258

\begin{align*} y^{\prime }-\frac {y}{t}&=\frac {y^{2}}{t^{2}} \\ \end{align*}

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

3.425

17259

\begin{align*} y^{\prime }-\frac {y}{t}&=\frac {y^{2}}{t} \\ \end{align*}

[_separable]

2.254

17260

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

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

80.625

17261

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

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

6.062

17262

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

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

7.155

17263

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

[_separable]

4.459

17264

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

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

5.936

17265

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

[_separable]

11.415

17266

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

[_separable]

2.155

17267

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

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

20.555

17268

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

[_linear]

3.548

17269

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

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

6.921

17270

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

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

10.886

17271

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

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

6.036

17272

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

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

10.013

17273

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

[_linear]

2.475

17274

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

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

5.467

17275

\begin{align*} 2 t^{2}-7 t y+5 y^{2}+t y y^{\prime }&=0 \\ \end{align*}

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

26.759

17276

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

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

13.868

17277

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

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

12.836

17278

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

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

13.141

17279

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

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

0.433

17280

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

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

5.092

17281

\begin{align*} y^{\prime }&=\frac {1}{\frac {2 y \,{\mathrm e}^{-\frac {t}{y}}}{t}+\frac {t}{y}} \\ \end{align*}

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

6.782

17282

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

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

15.224

17283

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

[_Bernoulli]

2.108

17284

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

[_Bernoulli]

4.826

17285

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

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

6.684

17286

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

[_linear]

2.845

17287

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

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

11.320

17288

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

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

17.567

17289

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

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

8.552

17290

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

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

21.590

17291

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

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

16.812

17292

\begin{align*} 1+t -2 y+\left (4 t -3 y-6\right ) y^{\prime }&=0 \\ \end{align*}

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

32.895

17293

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

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

4.384

17294

\begin{align*} 3 t -y+1-\left (6 t -2 y-3\right ) y^{\prime }&=0 \\ \end{align*}

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

6.832

17295

\begin{align*} 2 t +3 y+1+\left (4 t +6 y+1\right ) y^{\prime }&=0 \\ \end{align*}

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

6.892

17296

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

[_separable]

2.767

17297

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

[_Bernoulli]

7.084

17298

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

[[_1st_order, _with_linear_symmetries], _Clairaut]

0.432

17299

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

[[_1st_order, _with_linear_symmetries], _rational, _Clairaut]

0.464

17300

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

[[_1st_order, _with_linear_symmetries], _Clairaut]

0.246