/ 3 2 2 \ 2
| 3*(-1 + 2*x) 2*atan (-1 + 2*x) 3*atan(-1 + 2*x) 6*atan (-1 + 2*x)*(-1 + 2*x) 4*(-1 + 2*x) *atan(-1 + 2*x)| atan (-1 + 2*x)
32*|-atan(-1 + 2*x) - --------------- + ----------------- + ---------------- - ---------------------------- + ----------------------------|*e
| 2 2 2 2 2 |
\ 1 + (-1 + 2*x) 1 + (-1 + 2*x) 1 + (-1 + 2*x) 1 + (-1 + 2*x) 1 + (-1 + 2*x) /
------------------------------------------------------------------------------------------------------------------------------------------------------------
2
/ 2\
\1 + (-1 + 2*x) /