| # |
ID |
ODE |
Solved? |
Maple |
Mma |
Sympy |
time(sec) |
| 27001 |
\begin{align*}
y^{\prime } x&=y \tan \left (\ln \left (y\right )\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
131.587 |
|
| 27002 |
\begin{align*}
y^{\prime }&=\frac {2 x y \,{\mathrm e}^{\frac {x^{2}}{y^{2}}}}{y^{2}+y^{2} {\mathrm e}^{\frac {x^{2}}{y^{2}}}+2 x^{2} {\mathrm e}^{\frac {x^{2}}{y^{2}}}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
131.956 |
|
| 27003 |
\begin{align*}
{y^{\prime }}^{4}-{y^{\prime }}^{2}&=y^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.020 |
|
| 27004 |
\begin{align*}
y y^{\prime }-y&=-\frac {3 x}{16}+\frac {3 A}{x^{{1}/{3}}}-\frac {12 A^{2}}{x^{{5}/{3}}} \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
132.089 |
|
| 27005 |
\begin{align*}
y^{2}&=\left (x^{2}+2 y x \right ) y^{\prime } \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.098 |
|
| 27006 |
\begin{align*}
x +y-2-\left (x -4 y-2\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.109 |
|
| 27007 |
\begin{align*}
y^{\prime }&=2 \left (3 x +y\right )^{2}-1 \\
y \left (0\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.256 |
|
| 27008 |
\begin{align*}
y^{\prime }&=\frac {\ln \left (t y\right )}{1-t^{2}+y^{2}} \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
132.326 |
|
| 27009 |
\begin{align*}
\left (2 \,{\mathrm e}^{y}-x \right ) y^{\prime }&=1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.446 |
|
| 27010 |
\begin{align*}
y^{\prime }&=\frac {2 y^{4}+x^{4}}{x y^{3}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.489 |
|
| 27011 |
\begin{align*}
\left (2 y x -x^{2}\right ) {y^{\prime }}^{2}-6 y y^{\prime } x -y^{2}+2 y x&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.653 |
|
| 27012 |
\begin{align*}
y+x y^{2}+\left (x -x^{2} y\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.792 |
|
| 27013 |
\begin{align*}
y^{\prime }&=\frac {y^{2}}{y x -x^{2}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
132.848 |
|
| 27014 |
\begin{align*}
y^{\prime }&=a \,{\mathrm e}^{\mu x} y^{2}+a b \,{\mathrm e}^{\left (\lambda +\mu \right ) x} y-b \lambda \,{\mathrm e}^{\lambda x} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
133.017 |
|
| 27015 |
\begin{align*}
a \,x^{2}+2 b x y+c y^{2}+\left (b \,x^{2}+2 c x y+y^{2}\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
133.017 |
|
| 27016 |
\begin{align*}
x -3 y+3+\left (3 x +y+9\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
133.039 |
|
| 27017 |
\begin{align*}
S^{\prime }&=S^{3}-2 S^{2}+S \\
S \left (1\right ) &= {\frac {1}{2}} \\
\end{align*} |
✓ |
✓ |
✗ |
✓ |
133.190 |
|
| 27018 |
\begin{align*}
\left (a \cot \left (\lambda x \right )+b \right ) y^{\prime }&=y^{2}+c \cot \left (\mu x \right ) y-d^{2}+c d \cot \left (\mu x \right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
133.269 |
|
| 27019 |
\begin{align*}
y^{\prime }+\frac {2 y}{x}&=\frac {3 y^{2}}{x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
133.385 |
|
| 27020 |
\begin{align*}
y^{\prime }&=\sqrt {y x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
133.510 |
|
| 27021 |
\begin{align*}
y^{\prime }&=a \sin \left (\lambda x +\mu \right )^{k} \left (y-b \,x^{n}-c \right )^{2}+b n \,x^{n -1} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
133.521 |
|
| 27022 |
\begin{align*}
x \left (4 x -y\right ) y^{\prime }+4 x^{2}-6 y x -y^{2}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
133.621 |
|
| 27023 |
\begin{align*}
x -2 y+3+2 \left (x +2 y-1\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
133.822 |
|
| 27024 |
\begin{align*}
y^{\prime } x -2 \sqrt {y}\, x^{2}&=4 y \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
133.984 |
|
| 27025 |
\begin{align*}
y \left (x^{2}+y^{2}\right )+x \left (3 x^{2}-5 y^{2}\right ) y^{\prime }&=0 \\
y \left (2\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
134.261 |
|
| 27026 |
\begin{align*}
\left (t^{4}+t^{2}\right ) x^{\prime \prime }+2 t^{3} x^{\prime }+3 x&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
134.351 |
|
| 27027 |
\begin{align*}
x^{2} y^{\prime }+y^{2}&=y y^{\prime } x \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
134.401 |
|
| 27028 |
\begin{align*}
y^{\prime }&=\frac {2 x y \,{\mathrm e}^{\frac {x^{2}}{y^{2}}}}{y^{2}+y^{2} {\mathrm e}^{\frac {x^{2}}{y^{2}}}+2 x^{2} {\mathrm e}^{\frac {x^{2}}{y^{2}}}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
134.595 |
|
| 27029 |
\begin{align*}
\frac {x +y y^{\prime }}{-y+y^{\prime } x}&=\sqrt {\frac {a^{2}-x^{2}-y^{2}}{x^{2}+y^{2}}} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
134.767 |
|
| 27030 |
\begin{align*}
y^{3} {y^{\prime }}^{3}&=27 x \left (y^{2}-2 x^{2}\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
134.802 |
|
| 27031 |
\begin{align*}
{y^{\prime }}^{2}&=\frac {1}{y x} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.042 |
|
| 27032 |
\begin{align*}
y^{\prime }&=y^{2}+a \,{\mathrm e}^{2 \lambda x} \left ({\mathrm e}^{\lambda x}+b \right )^{n}-\frac {\lambda ^{2}}{4} \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
135.160 |
|
| 27033 |
\begin{align*}
x^{2} \left (x -2 y\right ) y^{\prime }&=2 x^{3}-4 x y^{2}+y^{3} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.344 |
|
| 27034 |
\begin{align*}
\frac {3}{t^{2}}&=\left (\frac {1}{\sqrt {y}}+\sqrt {y}\right ) y^{\prime } \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
135.388 |
|
| 27035 |
\begin{align*}
6 y^{2}-x \left (2 x^{3}+y\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.401 |
|
| 27036 |
\begin{align*}
y^{\prime \prime }&=y^{\prime } \left (1+{y^{\prime }}^{2}\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.444 |
|
| 27037 |
\begin{align*}
x -\sqrt {x^{2}+y^{2}}+\left (y-\sqrt {x^{2}+y^{2}}\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.548 |
|
| 27038 |
\begin{align*}
4-4 y&=\left (3 y-2\right )^{2} {y^{\prime }}^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.621 |
|
| 27039 |
\begin{align*}
y^{2} \left (y-2 y^{\prime } x \right )&=x^{3} \left (y^{\prime } x -2 y\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
135.664 |
|
| 27040 |
\begin{align*}
3 y-7 x +7-\left (3 x -7 y-3\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.716 |
|
| 27041 |
\begin{align*}
y^{\prime } \left (x^{2}+y^{2}+3\right )&=2 x \left (2 y-\frac {x^{2}}{y}\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
135.825 |
|
| 27042 |
\begin{align*}
\frac {-y^{\prime } x +y}{x +y y^{\prime }}&=2 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
135.825 |
|
| 27043 |
\begin{align*}
y^{\prime \prime }&=-\frac {\left (a \,x^{2}+a -1\right ) y^{\prime }}{x \left (x^{2}+1\right )}-\frac {\left (b \,x^{2}+c \right ) y}{x^{2} \left (x^{2}+1\right )} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
135.832 |
|
| 27044 |
\begin{align*}
2 y y^{\prime \prime }&=8 y^{3}+{y^{\prime }}^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
135.931 |
|
| 27045 |
\begin{align*}
5 y+2 y^{\prime }+y^{\prime \prime }&=4 \cos \left (2 x \right )+\sin \left (2 x \right ) \\
y \left (-\infty \right ) &= y_{0} \\
\end{align*} |
✗ |
✓ |
✗ |
✓ |
135.973 |
|
| 27046 |
\begin{align*}
y y^{\prime }-y&=-\frac {9 x}{100}+\frac {A}{x^{{5}/{3}}} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
136.084 |
|
| 27047 |
\begin{align*}
a y-\left (1-2 x \right ) y^{\prime }+2 \left (1-x \right ) x y^{\prime \prime }&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
136.085 |
|
| 27048 |
\begin{align*}
y^{\prime }&=\frac {y^{2}}{y x +x^{2}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
136.237 |
|
| 27049 |
\begin{align*}
y^{\prime }&=y^{2}+\lambda ^{2}+3 a \lambda +a \left (\lambda -a \right ) \tan \left (\lambda x \right )^{2} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
136.383 |
|
| 27050 |
\begin{align*}
y^{2} y^{\prime }+3 x^{2} y&=\sin \left (x \right ) \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
136.642 |
|
| 27051 |
\begin{align*}
y^{\prime \prime }&=-\frac {\left (a \,x^{2}+a -2\right ) y^{\prime }}{x \left (x^{2}-1\right )}-\frac {b y}{x^{2}} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
136.730 |
|
| 27052 |
\begin{align*}
x^{2} y^{\prime }&=c \,x^{2} y^{2}+\left (a \,x^{n}+b \right ) x y+\alpha \,x^{2 n}+\beta \,x^{n}+\gamma \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
136.812 |
|
| 27053 |
\begin{align*}
y^{\prime }&=\frac {2 y^{4}+x^{4}}{x y^{3}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
136.889 |
|
| 27054 |
\begin{align*}
x^{\prime }&=k x-x^{2} \\
x \left (0\right ) &= x_{0} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
137.207 |
|
| 27055 |
\begin{align*}
y&={y^{\prime }}^{4}-{y^{\prime }}^{3}-2 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
137.351 |
|
| 27056 |
\begin{align*}
y^{\prime \prime }&=-\frac {\left (\left (a +b +1\right ) x +\alpha +\beta -1\right ) y^{\prime }}{x \left (-1+x \right )}-\frac {\left (a b x -\alpha \beta \right ) y}{x^{2} \left (-1+x \right )} \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
137.424 |
|
| 27057 |
\begin{align*}
y&=\left (2 x +3 y\right ) y^{\prime } \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
137.812 |
|
| 27058 |
\begin{align*}
4 y^{4}-1+12 x y^{3} y^{\prime }&=0 \\
y \left (1\right ) &= 2 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.052 |
|
| 27059 |
\begin{align*}
y+\left (3 x -2 y\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.223 |
|
| 27060 |
\begin{align*}
y y^{\prime }-y&=\frac {63 x}{4}+\frac {A}{x^{{5}/{3}}} \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
138.228 |
|
| 27061 |
\begin{align*}
y x +x^{2} y^{\prime }&=-\frac {1}{y^{{3}/{2}}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.254 |
|
| 27062 |
\begin{align*}
y^{\prime }&=x \sqrt {y} \\
y \left (2\right ) &= 1 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
138.284 |
|
| 27063 |
\begin{align*}
y \left (y^{3}-2 x^{3}\right ) y^{\prime }+\left (2 y^{3}-x^{3}\right ) x&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.307 |
|
| 27064 |
\begin{align*}
\frac {x y^{\prime }}{y}&=\frac {2 y^{2}+1}{x +1} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.428 |
|
| 27065 |
\begin{align*}
3 y-7 x +7+\left (7 y-3 x +3\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.459 |
|
| 27066 |
\begin{align*}
\left (2 x y^{3}-x^{4}\right ) y^{\prime }+2 x^{3} y-y^{4}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.685 |
|
| 27067 |
\begin{align*}
y y^{\prime }-y&=-\frac {12 x}{49}+A \sqrt {x} \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
138.699 |
|
| 27068 |
\begin{align*}
y^{\prime }&=\frac {2 x +3 y+1}{x -2 y-1} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
138.961 |
|
| 27069 |
\begin{align*}
t \left (t -4\right ) y^{\prime \prime }+3 y^{\prime } t +4 y&=2 \\
y \left (3\right ) &= 0 \\
y^{\prime }\left (3\right ) &= -1 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
138.981 |
|
| 27070 |
\begin{align*}
\left (x +2 y^{3}\right ) y^{\prime }&=y \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
139.490 |
|
| 27071 |
\begin{align*}
\left (r^{2}+r \right ) R^{\prime \prime }+r R^{\prime }-n \left (n +1\right ) R&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
139.569 |
|
| 27072 |
\begin{align*}
{y^{\prime }}^{4}&=\frac {1}{x y^{3}} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
140.072 |
|
| 27073 |
\begin{align*}
\left (a \,x^{2}+2 b x y+c y^{2}\right ) y^{\prime }+k \,x^{2}+2 a x y+b y^{2}&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
140.224 |
|
| 27074 |
\begin{align*}
\left (a \,x^{2}+b x +c \right ) y^{\prime \prime }+\left (d x +f \right ) y^{\prime }+g y&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
140.289 |
|
| 27075 |
\begin{align*}
y^{2} y^{\prime } x -y^{3}&=\frac {x^{4}}{3} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
140.303 |
|
| 27076 |
\begin{align*}
y^{\prime }&=y^{2} \left (1+y\right ) \left (y-4\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
140.325 |
|
| 27077 |
\begin{align*}
\left (y+a x +b \right ) y^{\prime }&=\alpha y+\beta x +\gamma \\
\end{align*} |
✓ |
✓ |
✗ |
✗ |
140.395 |
|
| 27078 |
\begin{align*}
\sqrt {1+y^{2}}&=y y^{\prime } x \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
140.874 |
|
| 27079 |
\begin{align*}
y^{\prime \prime }&=-\frac {\left (2 a x +b \right ) y^{\prime }}{x \left (a x +b \right )}-\frac {\left (a v x -b \right ) y}{\left (a x +b \right ) x^{2}}+A x \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
140.984 |
|
| 27080 |
\begin{align*}
x \left (2+x \right ) y^{\prime \prime }+2 \left (n +1+\left (n +1-2 l \right ) x -l \,x^{2}\right ) y^{\prime }+\left (2 l \left (p -n -1\right ) x +2 p l +m \right ) y&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
141.239 |
|
| 27081 |
\begin{align*}
2 x^{2} y+2 \sqrt {1+y^{2} x^{4}}+x^{3} y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
141.304 |
|
| 27082 |
\begin{align*}
y y^{\prime } x&=x +y^{2} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
141.356 |
|
| 27083 |
\begin{align*}
\left (a \left (x^{2}+y^{2}\right )^{{3}/{2}}-x^{2}\right ) {y^{\prime }}^{2}+2 y y^{\prime } x +a \left (x^{2}+y^{2}\right )^{{3}/{2}}-y^{2}&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
141.386 |
|
| 27084 |
\begin{align*}
y^{\prime }&=\frac {2 y^{4}+x^{4}}{x y^{3}} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
141.427 |
|
| 27085 |
\begin{align*}
x \left (2 a x y+b \right ) y^{\prime }&=-4 a \,x^{2} y^{2}-3 b x y+c \,x^{2}+k \\
\end{align*} |
✗ |
✗ |
✗ |
✗ |
142.018 |
|
| 27086 |
\begin{align*}
x^{2} y^{\prime }&=c \,x^{2} y^{2}+\left (a \,x^{2}+b x \right ) y+\alpha \,x^{2}+\beta x +\gamma \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
142.235 |
|
| 27087 |
\begin{align*}
y^{\prime }+\frac {y}{x}&=\frac {1}{x^{4} y^{{3}/{4}}} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
142.313 |
|
| 27088 |
\begin{align*}
2 y y^{\prime }&=\left (7 a x +5 b \right ) y-3 a^{2} x^{3}-2 c \,x^{2}-3 b^{2} x \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
142.329 |
|
| 27089 |
\begin{align*}
\left (-x^{2}+1\right ) y^{\prime \prime }+\left (2 a -3\right ) x y^{\prime }+\left (n +1\right ) \left (n +2 a -1\right ) y&=0 \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
142.534 |
|
| 27090 |
\begin{align*}
y y^{\prime }-y&=-\frac {2 x}{9}+6 A^{2} \left (1+\frac {2 A}{\sqrt {x}}\right ) \\
\end{align*} |
✗ |
✓ |
✓ |
✗ |
142.803 |
|
| 27091 |
\begin{align*}
3 y^{2}-2 x^{2}&=2 y y^{\prime } x \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
142.880 |
|
| 27092 |
\begin{align*}
\left (1-2 y x \right ) y^{\prime }&=y \left (-1+y\right ) \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
143.135 |
|
| 27093 |
\begin{align*}
x^{2}-y+x \left (1+y\right ) y^{\prime }&=0 \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
143.173 |
|
| 27094 |
\begin{align*}
x^{2} y^{\prime }+y x +y^{2} x^{2}&=4 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
143.251 |
|
| 27095 |
\begin{align*}
y y^{\prime }&=\left (\frac {a}{x^{{2}/{3}}}-\frac {2}{3 a \,x^{{1}/{3}}}\right ) y+1 \\
\end{align*} |
✗ |
✓ |
✗ |
✗ |
143.617 |
|
| 27096 |
\begin{align*}
x^{\prime }&=\frac {9 x}{10}+\frac {21 y}{10}+\frac {16 z}{5} \\
y^{\prime }&=\frac {7 x}{10}+\frac {13 y}{2}+\frac {21 z}{5} \\
z^{\prime }&=\frac {11 x}{10}+\frac {17 y}{10}+\frac {17 z}{5} \\
\end{align*} |
✓ |
✓ |
✓ |
✗ |
143.674 |
|
| 27097 |
\begin{align*}
x^{\prime }-\frac {2 x}{y}&=x^{4} \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
143.725 |
|
| 27098 |
\begin{align*}
y^{\prime } x -2 y+x y^{2} \left (2 y^{\prime } x +y\right )&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
144.432 |
|
| 27099 |
\begin{align*}
2 y x +\left (x^{2}-y\right ) y^{\prime }&=0 \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
144.434 |
|
| 27100 |
\begin{align*}
x \left (2 x^{3}-y^{3}\right ) y^{\prime }&=\left (x^{3}-2 y^{3}\right ) y \\
\end{align*} |
✓ |
✓ |
✓ |
✓ |
144.448 |
|