2.220   ODE No. 220

\[ -x^3+2 y(x) y'(x)-x y(x)^2=0 \] Mathematica : cpu = 0.0822247 (sec), leaf count = 57


\[\left \{\left \{y(x)\to -\sqrt {-x^2+c_1 e^{\frac {x^2}{2}}-2}\right \},\left \{y(x)\to \sqrt {-x^2+c_1 e^{\frac {x^2}{2}}-2}\right \}\right \}\] Maple : cpu = 0.031 (sec), leaf count = 43


\[y \relax (x ) = \sqrt {{\mathrm e}^{\frac {x^{2}}{2}} c_{1}-x^{2}-2}\]