3.281 problem 1281

Internal problem ID [8861]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 2, linear second order
Problem number: 1281.
ODE order: 2.
ODE degree: 1.

CAS Maple gives this as type [[_2nd_order, _with_linear_symmetries]]

Solve \begin {gather*} \boxed {4 y^{\prime \prime } x^{2}-4 x \left (2 x -1\right ) y^{\prime }+\left (4 x^{2}-4 x -1\right ) y=0} \end {gather*}

Solution by Maple

Time used: 0.007 (sec). Leaf size: 19

dsolve(4*x^2*diff(diff(y(x),x),x)-4*x*(2*x-1)*diff(y(x),x)+(4*x^2-4*x-1)*y(x)=0,y(x), singsol=all)
 

\[ y \relax (x ) = \frac {c_{1} {\mathrm e}^{x}}{\sqrt {x}}+c_{2} \sqrt {x}\, {\mathrm e}^{x} \]

Solution by Mathematica

Time used: 0.011 (sec). Leaf size: 21

DSolve[(-1 - 4*x + 4*x^2)*y[x] - 4*x*(-1 + 2*x)*y'[x] + 4*x^2*y''[x] == 0,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to \frac {e^x (c_2 x+c_1)}{\sqrt {x}} \\ \end{align*}