3 3 / 2 \ / 2 \ \x - x + 1/ \a - a + 1/ ------------- - ------------- 2 2 2 2 x *(x - 1) a *(a - 1)
3 3 / 2 \ / 2 \ \1 + x - x/ \1 + a - a/ ------------- - ------------- 2 2 2 2 x *(-1 + x) a *(-1 + a)
(1.0 + x^2 - x)^3/(x^2*(-1.0 + x)^2) - (1.0 + a^2 - a)^3/(a^2*(-1.0 + a)^2)
3 3 2 2 / 2 \ 2 2 / 2 \ a *(-1 + a) *\1 + x - x/ - x *(-1 + x) *\1 + a - a/ ------------------------------------------------------- 2 2 2 2 a *x *(-1 + a) *(-1 + x)
2 3 2 2 3 2 a *(1 + x*(-1 + x)) *(-1 + a) - x *(1 + a*(-1 + a)) *(-1 + x) --------------------------------------------------------------- 2 2 2 2 a *x *(-1 + a) *(-1 + x)
3 3 / 2 \ / 2 \ \1 + x - x/ \1 + a - a/ ------------- - ------------- 2 2 2 2 x *(-1 + x) a *(-1 + a)
2 4 2 4 3 3 3 2 3 2 4 4 2 2 4 2 4 3 3 2 2 2 x + x - a - a - 2*x + 2*a - 6*x*a - 6*a *x - 3*a*x - 3*a*x - 3*a *x + 3*x*a + 3*x*a + 3*a *x + 6*a*x + 6*a *x a + x - x - a - ----------------------------------------------------------------------------------------------------------------------------- 2 2 2 4 4 2 4 4 2 3 3 2 3 4 4 3 3 3 a *x + a *x + a *x + a *x - 2*a *x - 2*a *x - 2*a *x - 2*a *x + 4*a *x
(-1 + a*x)*(x - a)*(1 - a + a*x)*(1 - x + a*x)*(-1 + a + x)*(-a - x + a*x) -------------------------------------------------------------------------- 2 2 2 2 a *x *(-1 + a) *(-1 + x)