1 --------- 2 / 3 \ \x - 1/
1/((x^3 - 1)^2)
-2/(9*(-1 + x)) + 1/(9*(-1 + x)^2) + (1 + x)/(3*(1 + x + x^2)^2) + (3 + 2*x)/(9*(1 + x + x^2))
2 1 1 + x 3 + 2*x - ---------- + ----------- + --------------- + -------------- 9*(-1 + x) 2 2 / 2\ 9*(-1 + x) / 2\ 9*\1 + x + x / 3*\1 + x + x /
1 ------------- 6 3 1 + x - 2*x
1/(1 + x^6 - 2*x^3)
1 ----------------------- 2 2 / 2\ (-1 + x) *\1 + x + x /
1/((-1 + x)^2*(1 + x + x^2)^2)