2.1593   ODE No. 1593

\[ y''(x)-6 y(x)^2-x=0 \] Mathematica : cpu = 16.8813 (sec), leaf count = 0

DSolve[-x - 6*y[x]^2 + Derivative[2][y][x] == 0,y[x],x]
 

, could not solve

DSolve[-x - 6*y[x]^2 + Derivative[2][y][x] == 0, y[x], x]

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

dsolve(diff(diff(y(x),x),x)-6*y(x)^2-x=0,y(x))
 

, could not solve

dsolve(diff(diff(y(x),x),x)-6*y(x)^2-x=0,y(x))