2.1690   ODE No. 1690

\[ \sqrt {x} y''(x)-y(x)^{3/2}=0 \] Mathematica : cpu = 21.4743 (sec), leaf count = 0


, could not solve

DSolve[-y[x]^(3/2) + Sqrt[x]*Derivative[2][y][x] == 0, y[x], x]

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


, result contains DESol or ODESolStruc

\[y \relax (x ) = \left (\textit {\_a} \,{\mathrm e}^{\int -3 \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} -3 c_{1}}\right )\boldsymbol {\mathrm {where}}\left [\left \{\frac {d}{d \textit {\_a}}\mathrm {\_}\mathrm {b}\left (\textit {\_a} \right )=\left (-\textit {\_a}^{\frac {3}{2}}+12 \textit {\_a} \right ) \textit {\_}b\left (\textit {\_a} \right )^{3}-7 \textit {\_}b\left (\textit {\_a} \right )^{2}\right \}, \left \{\textit {\_a} =x^{3} y \relax (x ), \textit {\_}b\left (\textit {\_a} \right )=\frac {1}{x^{3} \left (x \left (\frac {d}{d x}y \relax (x )\right )+3 y \relax (x )\right )}\right \}, \left \{x ={\mathrm e}^{\int \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} +c_{1}}, y \relax (x )=\textit {\_a} \,{\mathrm e}^{\int -3 \textit {\_}b\left (\textit {\_a} \right )d \textit {\_a} -3 c_{1}}\right \}\right ]\]