2 ___ atan (x) 2*\/ x *atan(x) 6*x + -------- + --------------- ___ 2 2*\/ x 1 + x
___ 2 3/2 2*\/ x atan (x) 4*x *atan(x) 2*atan(x) 6 + --------- - -------- - -------------- + -------------- 2 3/2 2 ___ / 2\ / 2\ 4*x / 2\ \/ x *\1 + x / \1 + x / \1 + x /
3/2 2 ___ 5/2 12*x 3 3*atan (x) 10*\/ x *atan(x) 16*x *atan(x) 3*atan(x) - --------- + --------------- + ---------- - ---------------- + --------------- - --------------- 3 2 5/2 2 3 3/2 / 2\ / 2\ ___ / 2\ 8*x / 2\ / 2\ 2*x *\1 + x / \1 + x / \/ x *\1 + x / \1 + x / \1 + x /