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