\[ x^2 y''(x)-(x-1) x y'(x)+(x-1) y(x)=0 \] ✓ Mathematica : cpu = 0.0294775 (sec), leaf count = 37
\[\left \{\left \{y(x)\to \frac {c_2 \left (x^2 \text {Ei}(x)-e^x x-e^x\right )}{2 x}+c_1 x\right \}\right \}\] ✓ Maple : cpu = 0.034 (sec), leaf count = 31
\[\left \{y \left (x \right ) = \frac {c_{2} x^{2} \Ei \left (1, -x \right )+c_{1} x^{2}+c_{2} \left (x +1\right ) {\mathrm e}^{x}}{x}\right \}\]