8.11 problem 14

Internal problem ID [1097]

Book: Elementary differential equations with boundary value problems. William F. Trench. Brooks/Cole 2001
Section: Chapter 5 linear second order equations. Section 5.1 Homogeneous linear equations. Page 203
Problem number: 14.
ODE order: 2.
ODE degree: 1.

CAS Maple gives this as type [[_Emden, _Fowler]]

Solve \begin {gather*} \boxed {x^{2} y^{\prime \prime }-y^{\prime } x +y=0} \end {gather*}

Solution by Maple

Time used: 0.0 (sec). Leaf size: 13

dsolve(x^2*diff(y(x),x$2)-x*diff(y(x),x)+y(x)=0,y(x), singsol=all)
 

\[ y \relax (x ) = x c_{1}+c_{2} x \ln \relax (x ) \]

Solution by Mathematica

Time used: 0.005 (sec). Leaf size: 15

DSolve[x^2*y''[x]-x*y'[x]+y[x]==0,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to x (c_2 \log (x)+c_1) \\ \end{align*}