/ / 2 \ \
| | 4*x | |
| 2*|-1 + ------| |
| | 2| / 2\ |
E | \ 1 + x / 6*E E*\2 - 3*E + e /*acot(x) 3*E*(1 - E)|
x *|- --------------- + --------- + ------------------------ + -----------|
| 2 2 3 2 / 2\|
| / 2\ / 2\ x x *\1 + x /|
\ \1 + x / \1 + x / /
$$x^{e} \left(- \frac{2 \left(\frac{4 x^{2}}{x^{2} + 1} - 1\right)}{\left(x^{2} + 1\right)^{2}} + \frac{6 e}{\left(x^{2} + 1\right)^{2}} + \frac{3 e \left(1 - e\right)}{x^{2} \left(x^{2} + 1\right)} + \frac{e \left(- 3 e + 2 + e^{2}\right) \operatorname{acot}{\left(x \right)}}{x^{3}}\right)$$