\[ 4 x^2 y''(x)+y(x)=0 \] ✓ Mathematica : cpu = 0.01256 (sec), leaf count = 27
\[\left \{\left \{y(x)\to c_1 \sqrt {x}+\frac {1}{2} c_2 \sqrt {x} \log (x)\right \}\right \}\]
✓ Maple : cpu = 0.009 (sec), leaf count = 17
\[ \left \{ y \left ( x \right ) ={\it \_C1}\,\sqrt {x}+{\it \_C2}\,\sqrt {x}\ln \left ( x \right ) \right \} \]