4.40.29 \(x y(x) y''(x)-2 x y'(x)^2+y(x) y'(x)=0\)

ODE
\[ x y(x) y''(x)-2 x y'(x)^2+y(x) y'(x)=0 \] ODE Classification

[_Liouville, [_2nd_order, _with_linear_symmetries], [_2nd_order, _reducible, _mu_x_y1], [_2nd_order, _reducible, _mu_xy]]

Book solution method
TO DO

Mathematica
cpu = 0.328073 (sec), leaf count = 17

\[\left \{\left \{y(x)\to \frac {c_2}{-\log (x)+c_1}\right \}\right \}\]

Maple
cpu = 0.19 (sec), leaf count = 14

\[\left [y \left (x \right ) = -\frac {1}{\ln \left (x \right ) \textit {\_C1} +\textit {\_C2}}\right ]\] Mathematica raw input

DSolve[y[x]*y'[x] - 2*x*y'[x]^2 + x*y[x]*y''[x] == 0,y[x],x]

Mathematica raw output

{{y[x] -> C[2]/(C[1] - Log[x])}}

Maple raw input

dsolve(x*y(x)*diff(diff(y(x),x),x)-2*x*diff(y(x),x)^2+y(x)*diff(y(x),x) = 0, y(x))

Maple raw output

[y(x) = -1/(ln(x)*_C1+_C2)]