\[ 4 x^2 y''(x)+y(x)=0 \] ✓ Mathematica : cpu = 0.0125398 (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 = 0.012 (sec), leaf count = 14
\[ \left \{ y \left ( x \right ) =\sqrt {x} \left ( \ln \left ( x \right ) {\it \_C2}+{\it \_C1} \right ) \right \} \]