Internal problem ID [9533]
Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 2, linear second order
Problem number: 1203.
ODE order: 2.
ODE degree: 1.
CAS Maple gives this as type [[_2nd_order, _with_linear_symmetries]]
\[ \boxed {x^{2} y^{\prime \prime }+a \,x^{2} y^{\prime }-2 y=0} \]
✓ Solution by Maple
Time used: 0.016 (sec). Leaf size: 28
dsolve(x^2*diff(diff(y(x),x),x)+a*x^2*diff(y(x),x)-2*y(x)=0,y(x), singsol=all)
\[ y \left (x \right ) = \frac {c_{2} {\mathrm e}^{-a x} \left (a x +2\right )+c_{1} \left (a x -2\right )}{x} \]
✓ Solution by Mathematica
Time used: 0.066 (sec). Leaf size: 80
DSolve[-2*y[x] + a*x^2*y'[x] + x^2*y''[x] == 0,y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to -\frac {a x^{3/2} e^{-\frac {a x}{2}} \left (2 (i a c_2 x+2 c_1) \sinh \left (\frac {a x}{2}\right )-2 (a c_1 x+2 i c_2) \cosh \left (\frac {a x}{2}\right )\right )}{\sqrt {\pi } (-i a x)^{5/2}} \]