7.76 problem 1667 (book 6.76)

Internal problem ID [9245]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 6, non-linear second order
Problem number: 1667 (book 6.76).
ODE order: 2.
ODE degree: 1.

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

Solve \begin {gather*} \boxed {y^{\prime \prime } x +a y^{\prime }+b x \,{\mathrm e}^{y}=0} \end {gather*}

Solution by Maple

dsolve(x*diff(diff(y(x),x),x)+a*diff(y(x),x)+b*x*exp(y(x))=0,y(x), singsol=all)
 

\[ \text {No solution found} \]

Solution by Mathematica

Time used: 0.0 (sec). Leaf size: 0

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

Not solved