\[ x^2 y'(x)-x y(x)-y(x)^2=0 \] ✓ Mathematica : cpu = 0.0992509 (sec), leaf count = 16
\[\left \{\left \{y(x)\to \frac {x}{-\log (x)+c_1}\right \}\right \}\] ✓ Maple : cpu = 0.014 (sec), leaf count = 14
\[\left \{y \left (x \right ) = \frac {x}{c_{1}-\ln \left (x \right )}\right \}\]