/ 2\ / 2 \ 2*x \1 - 3*x /*\x + 1/ ------ + ------------------- 3 2 x - x / 3 \ \x - x/
/ 2\ / 2\ 2*x \1 + x /*\1 - 3*x / ------ + ------------------- 3 2 x - x / 3 \ \x - x/
2.0*x/(x^3 - x) + (1.0 + x^2)*(1.0 - 3.0*x^2)/(x^3 - x)^2
2 / 3 \ / 2\ / 2\ / 3 \ 2*x*\x - x/ + \1 + x /*\1 - 3*x /*\x - x/ -------------------------------------------- 3 / 3 \ \x - x/
/ 2\ / 2\ 2 / 2\ \1 + x /*\1 - 3*x / + 2*x *\-1 + x / ------------------------------------ 2 2 / 2\ x *\-1 + x /