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