Internal problem ID [7951]
Book: Collection of Kovacic problems
Section: section 1
Problem number: 474.
ODE order: 2.
ODE degree: 1.
CAS Maple gives this as type [[_2nd_order, _with_linear_symmetries]]
\[ \boxed {x^{2} y^{\prime \prime }-2 x y^{\prime }-y \left (x^{2}-2\right )=0} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 15
dsolve(x^2*diff(y(x),x$2)-2*x*diff(y(x),x)-(x^2-2)*y(x)=0,y(x), singsol=all)
\[ y \left (x \right ) = c_{1} x \sinh \left (x \right )+c_{2} x \cosh \left (x \right ) \]
✓ Solution by Mathematica
Time used: 0.027 (sec). Leaf size: 25
DSolve[x^2*y''[x]-2*x*y'[x]-(x^2-2)*y[x]==0,y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to c_1 e^{-x} x+\frac {1}{2} c_2 e^x x \]