/ / ___\\ / / ___\\ | | 1 I*\/ 3 || | | 1 I*\/ 3 || 1*(x - y)*|x - y*|- - - -------||*|x - y*|- - + -------|| \ \ 2 2 // \ \ 2 2 //
((1*(x - y))*(x - y*(-1/2 - i*sqrt(3)/2)))*(x - y*(-1/2 + i*sqrt(3)/2))
/ 3 3\ 8*\x - y /
8*(x^3 - y^3)
/ 2 2 \ 8*(x - y)*\x + y + x*y/
8*(x - y)*(x^2 + y^2 + x*y)