Internal problem ID [7928]
Book: Collection of Kovacic problems
Section: section 1
Problem number: 449.
ODE order: 2.
ODE degree: 1.
CAS Maple gives this as type [[_2nd_order, _with_linear_symmetries]]
\[ \boxed {y^{\prime \prime } x^{2}-x \left (2 x -1\right ) y^{\prime }+\left (x^{2}-x -1\right ) y=0} \]
✓ Solution by Maple
Time used: 0.016 (sec). Leaf size: 17
dsolve(x^2*diff(y(x),x$2)-x*(2*x-1)*diff(y(x),x)+(x^2-x-1)*y(x)=0,y(x), singsol=all)
\[ y \left (x \right ) = \frac {c_{1} {\mathrm e}^{x}}{x}+c_{2} x \,{\mathrm e}^{x} \]
✓ Solution by Mathematica
Time used: 0.029 (sec). Leaf size: 23
DSolve[x^2*y''[x]-x*(2*x-1)*y'[x]+(x^2-x-1)*y[x]==0,y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to e^x \left (\frac {c_1}{x}+\frac {c_2 x}{2}\right ) \]