/ 2 \ | x 2*x | 2*|1 + --------- - ------| | 2 -1 + x| \ (-1 + x) / -------------------------- -1 + x
2 4*x 2*x 2 - ------ + --------- -1 + x 2 (-1 + x) ---------------------- -1 + x
2.0*(1.0 + x^2/(-1.0 + x)^2 - 2.0*x/(-1.0 + x))/(-1.0 + x)
2 / 2 2\ - 4*x*(-1 + x) + 2*(-1 + x)*\x + (-1 + x) / --------------------------------------------- 4 (-1 + x)
/ 2 2 \ 2*\x + (-1 + x) - 2*x*(-1 + x)/ --------------------------------- 3 (-1 + x)
2 -------------------- 3 2 -1 + x - 3*x + 3*x
2 2*2*x 2*x 2 - ------ + --------- -1 + x 2 (-1 + x) ---------------------- -1 + x
2 -------------------- 3 2 -1 + x - 3*x + 3*x