2.1665   ODE No. 1665

\[ x y''(x)+2 y'(x)+x e^{y(x)}=0 \] Mathematica : cpu = 0.106819 (sec), leaf count = 0


, could not solve

DSolve[E^y[x]*x + 2*Derivative[1][y][x] + x*Derivative[2][y][x] == 0, y[x], x]

Maple : cpu = 0. (sec), leaf count = 0


, result contains DESol or ODESolStruc

\[y \relax (x ) = \left (\textit {\_a} -2 \left (\int \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} \right )-2 c_{1}\right )\boldsymbol {\mathrm {where}}\left [\left \{\frac {d}{d \textit {\_a}}\mathrm {\_}\mathrm {b}\left (\textit {\_a} \right )=\left ({\mathrm e}^{\textit {\_a}}-2\right ) \textit {\_}b\left (\textit {\_a} \right )^{3}+\textit {\_}b\left (\textit {\_a} \right )^{2}\right \}, \left \{\textit {\_a} =y \relax (x )+2 \ln \relax (x ), \textit {\_}b\left (\textit {\_a} \right )=\frac {1}{x \left (\frac {d}{d x}y \relax (x )\right )+2}\right \}, \left \{x ={\mathrm e}^{\int \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} +c_{1}}, y \relax (x )=\textit {\_a} -2 \left (\int \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} \right )-2 c_{1}\right \}\right ]\]