/ 2 4 \ | 5*x 4*x | 6*|1 - ------ + ---------| | 2 2| | 1 + x / 2\ | \ \1 + x / / -------------------------- 2 1 + x
2 4 30*x 24*x 6 - ------ + --------- 2 2 1 + x / 2\ \1 + x / ---------------------- 2 1 + x
6.0*(1.0 + 4.0*x^4/(1.0 + x^2)^2 - 5.0*x^2/(1.0 + x^2))/(1.0 + x^2)
2 / 2\ / 2\ 4 / 2\ 6*\1 + x / *\1 - 4*x / + 24*x *\1 + x / --------------------------------------- 4 / 2\ \1 + x /
/ 4 / 2\ / 2\\ 6*\4*x + \1 + x /*\1 - 4*x // ------------------------------ 3 / 2\ \1 + x /
2 4 6*5*x 6*4*x 6 - ------ + --------- 2 2 1 + x / 2\ \1 + x / ---------------------- 2 1 + x