7.187 problem 1778 (book 6.187)

Internal problem ID [9356]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 6, non-linear second order
Problem number: 1778 (book 6.187).
ODE order: 2.
ODE degree: 1.

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

Solve \begin {gather*} \boxed {\mathit {f0} \relax (x ) y y^{\prime \prime }+\mathit {f1} \relax (x ) \left (y^{\prime }\right )^{2}+\mathit {f2} \relax (x ) y y^{\prime }+\mathit {f3} \relax (x ) y^{2}=0} \end {gather*}

Solution by Maple

dsolve(f0(x)*y(x)*diff(diff(y(x),x),x)+f1(x)*diff(y(x),x)^2+f2(x)*y(x)*diff(y(x),x)+f3(x)*y(x)^2=0,y(x), singsol=all)
 

\[ \text {No solution found} \]

Solution by Mathematica

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

DSolve[f3[x]*y[x]^2 + f2[x]*y[x]*y'[x] + f1[x]*y'[x]^2 + f0[x]*y[x]*y''[x] == 0,y[x],x,IncludeSingularSolutions -> True]
 

Not solved