2.34 problem 610

Internal problem ID [8190]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 1, Additional non-linear first order
Problem number: 610.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [[_homogeneous, class D]]

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

Solution by Maple

Time used: 0.0 (sec). Leaf size: 20

dsolve(diff(y(x),x) = (y(x)+F(y(x)/x)*x^2)/x,y(x), singsol=all)
 

\[ y \relax (x ) = \RootOf \left (x -\left (\int _{}^{\textit {\_Z}}\frac {1}{F \left (\textit {\_a} \right )}d \textit {\_a} \right )+c_{1}\right ) x \]

Solution by Mathematica

Time used: 0.074 (sec). Leaf size: 25

DSolve[y'[x] == (x^2*F[y[x]/x] + y[x])/x,y[x],x,IncludeSingularSolutions -> True]
 

\[ \text {Solve}\left [\int _1^{\frac {y(x)}{x}}\frac {1}{F(K[1])}dK[1]=x+c_1,y(x)\right ] \]