✗ Mathematica : cpu = 1.44393 (sec), leaf count = 0
DSolve[b*y[x]^2 + a*x^3*Derivative[1][y][x]*Derivative[2][y][x] == 0,y[x],x]
, could not solve
DSolve[b*y[x]^2 + a*x^3*Derivative[1][y][x]*Derivative[2][y][x] == 0, y[x], x]
✓ Maple : cpu = 0.065 (sec), leaf count = 42
dsolve(a*x^3*diff(y(x),x)*diff(diff(y(x),x),x)+b*y(x)^2=0,y(x))