2.1611   ODE No. 1611

y(x)3y(x)y(x)22y(x)=0

Mathematica : cpu = 2.77412 (sec), leaf count = 0

DSolve[-2*y[x] - y[x]^2 - 3*Derivative[1][y][x] + Derivative[2][y][x] == 0,y[x],x]
 

, could not solve

DSolve[-2*y[x] - y[x]^2 - 3*Derivative[1][y][x] + Derivative[2][y][x] == 0, y[x], x]

Maple : cpu = 0. (sec), leaf count = 0

dsolve(diff(diff(y(x),x),x)-3*diff(y(x),x)-y(x)^2-2*y(x)=0,y(x))
 

, result contains DESol or ODESolStruc

y(x)=_a&where[{(dd_a_b(_a))_b(_a)3_b(_a)_a22_a=0},{_a=y(x),_b(_a)=ddxy(x)},{x=1_b(_a)d_a+c1,y(x)=_a}]