2.645   ODE No. 645

\[ y'(x)=y(x) (x-\log (y(x))) \] Mathematica : cpu = 0.0884454 (sec), leaf count = 20


\[\left \{\left \{y(x)\to e^{x-e^{-x+c_1}-1}\right \}\right \}\] Maple : cpu = 0.157 (sec), leaf count = 14


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