Internal problem ID [3468]
Book: Ordinary differential equations and their solutions. By George Moseley Murphy.
1960
Section: Various 8
Problem number: 212.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [`y=_G(x,y')`]
\[ \boxed {x y^{\prime }-\left (y^{2}+1\right ) \left (x^{2}+\arctan \left (y\right )\right )=0} \]
✓ Solution by Maple
Time used: 0.016 (sec). Leaf size: 10
dsolve(x*diff(y(x),x) = (1+y(x)^2)*(x^2+arctan(y(x))),y(x), singsol=all)
\[ y \left (x \right ) = \tan \left (\left (c_{1} +x \right ) x \right ) \]
✓ Solution by Mathematica
Time used: 0.315 (sec). Leaf size: 14
DSolve[x y'[x]==(1+y[x]^2)(x^2+ArcTan[y[x]]),y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to \tan (x (x+2 c_1)) \]