2.3.162 Problems 16101 to 16200

Table 2.897: Main lookup table. Sorted by time used to solve.

#

ID

ODE

Solved?

Maple

Mma

Sympy

time(sec)

16101

16209

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

2.197

16102

21020

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

2.197

16103

1228

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

2.198

16104

15902

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

2.198

16105

21993

\begin{align*} y^{\prime }&=5 y \\ \end{align*}

2.199

16106

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*}

2.200

16107

7365

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

2.200

16108

25421

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

2.200

16109

6101

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

2.201

16110

14058

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

2.201

16111

25282

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

Using Laplace transform method.

2.201

16112

11860

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

2.202

16113

13702

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

2.203

16114

14052

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

2.203

16115

19

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

2.204

16116

3016

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

2.204

16117

24929

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

2.204

16118

1211

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

2.205

16119

3537

\begin{align*} x^{\prime } t +2 x&=4 \,{\mathrm e}^{t} \\ \end{align*}

2.207

16120

16037

\begin{align*} x^{\prime }&=\frac {y}{10} \\ y^{\prime }&=\frac {z}{5} \\ z^{\prime }&=\frac {2 x}{5} \\ \end{align*}

2.207

16121

16974

\begin{align*} t^{2} y^{\prime \prime }+3 t y^{\prime }+5 y&=0 \\ \end{align*}

2.207

16122

23162

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

2.207

16123

25677

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

2.207

16124

4897

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

2.208

16125

6381

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

2.208

16126

17852

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

2.208

16127

22705

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

2.208

16128

6527

\begin{align*} 3 x y^{2}-12 x^{2} y y^{\prime }+4 \left (-x^{3}+1\right ) {y^{\prime }}^{2}+8 \left (-x^{3}+1\right ) y y^{\prime \prime }&=0 \\ \end{align*}

2.209

16129

7749

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

2.209

16130

7921

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

2.209

16131

2385

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

2.210

16132

15950

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

2.210

16133

19015

\begin{align*} x_{1}^{\prime }&=-3 x_{1}+6 x_{2}+2 x_{3}-2 x_{4} \\ x_{2}^{\prime }&=2 x_{1}-3 x_{2}-6 x_{3}+2 x_{4} \\ x_{3}^{\prime }&=-4 x_{1}+8 x_{2}+3 x_{3}-4 x_{4} \\ x_{4}^{\prime }&=2 x_{1}-2 x_{2}-6 x_{3}+x_{4} \\ \end{align*}

2.210

16134

20311

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

2.210

16135

22284

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

2.210

16136

22797

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

2.210

16137

3054

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

2.212

16138

3963

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

Using Laplace transform method.

2.213

16139

22723

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

2.213

16140

22863

\begin{align*} y^{\prime \prime }-x y^{\prime }-y&=5 \sqrt {x} \\ \end{align*}

Series expansion around \(x=0\).

2.213

16141

23845

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

2.213

16142

17016

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

2.215

16143

7468

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

2.216

16144

8685

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

2.217

16145

11307

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

2.217

16146

16965

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

2.217

16147

17145

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

2.217

16148

27439

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

2.217

16149

12495

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

2.218

16150

14988

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

With initial conditions

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

2.218

16151

19209

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

2.218

16152

16473

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

2.220

16153

3443

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

2.221

16154

23976

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

2.221

16155

9237

\begin{align*} 2 x^{2} y^{\prime \prime }+10 x y^{\prime }+8 y&=0 \\ \end{align*}

2.222

16156

16278

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

2.223

16157

25316

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

Using Laplace transform method.

2.223

16158

6719

\begin{align*} 10 x^{2} y^{\prime }+8 x^{3} y^{\prime \prime }+x^{2} \left (x^{2}+1\right ) y^{\prime \prime \prime }&=-1+3 x^{2}+2 x^{2} \ln \left (x \right ) \\ \end{align*}

2.224

16159

9523

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

Series expansion around \(x=0\).

2.224

16160

9635

\begin{align*} y^{\prime \prime }+16 y&=\left \{\begin {array}{cc} \cos \left (4 t \right ) & 0\le t <\pi \\ 0 & \pi \le t \end {array}\right . \\ y \left (0\right ) &= 0 \\ y^{\prime }\left (0\right ) &= 1 \\ \end{align*}

Using Laplace transform method.

2.224

16161

11567

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

2.224

16162

12527

\begin{align*} x \left (x +3\right ) y^{\prime \prime }+\left (3 x -1\right ) y^{\prime }+y-\left (20 x +30\right ) \left (x^{2}+3 x \right )^{{7}/{3}}&=0 \\ \end{align*}

2.224

16163

17172

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

2.224

16164

8104

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

Series expansion around \(x=0\).

2.225

16165

16555

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

2.225

16166

16560

\begin{align*} x^{2} y^{\prime \prime }-5 x y^{\prime }+29 y&=0 \\ \end{align*}

2.226

16167

5557

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

2.227

16168

5855

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

2.227

16169

5898

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

2.227

16170

7677

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

2.227

16171

11898

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

2.227

16172

14046

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

2.227

16173

20000

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

2.227

16174

27339

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

2.227

16175

3388

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

Series expansion around \(x=0\).

2.228

16176

11867

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

2.228

16177

20097

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

2.228

16178

21266

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

2.228

16179

16588

\begin{align*} y^{\prime \prime }-9 y&=36 \\ y \left (0\right ) &= 8 \\ y^{\prime }\left (0\right ) &= 6 \\ \end{align*}

2.229

16180

26388

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

2.229

16181

1225

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

2.230

16182

6380

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

2.230

16183

17802

\begin{align*} x^{\prime \prime }+16 x&=0 \\ x \left (0\right ) &= -2 \\ x^{\prime }\left (0\right ) &= 1 \\ \end{align*}

2.230

16184

652

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

2.231

16185

5959

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

2.231

16186

7028

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

2.231

16187

8463

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

2.231

16188

8668

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

2.231

16189

11692

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

2.231

16190

19322

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

2.231

16191

20136

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

2.231

16192

26

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

2.232

16193

14178

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

2.232

16194

27509

\begin{align*} 6 x^{5} y+\left (y^{4} \ln \left (y\right )-3 x^{6}\right ) y^{\prime }&=0 \\ \end{align*}

2.232

16195

1563

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

2.233

16196

17054

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

2.234

16197

20464

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

2.234

16198

21729

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

2.234

16199

7357

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

2.235

16200

15171

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

2.235