_______
/ 1 - x / 1 1 - x \
/ ----- *(1 + x)*|- --------- - ----------|
\/ 1 + x | 2*(1 + x) 2|
\ 2*(1 + x) /
----------------------------------------------
___________
/ 1 - x
(1 - x)* / 1 - -----
\/ 1 + x
$$\frac{\sqrt{\frac{1 - x}{x + 1}} \left(x + 1\right) \left(- \frac{1 - x}{2 \left(x + 1\right)^{2}} - \frac{1}{2 \left(x + 1\right)}\right)}{\left(1 - x\right) \sqrt{- \frac{1 - x}{x + 1} + 1}}$$
/ -1 + x -1 + x \
____________ | -1 + ------ -1 + ------ |
/ -(-1 + x) / -1 + x\ | 2 2 1 + x 1 + x |
/ ---------- *|-1 + ------|*|----- + ------ + ----------- - -------------------|
\/ 1 + x \ 1 + x / |1 + x -1 + x -1 + x / 1 - x\|
| (1 + x)*|1 - -----||
\ \ 1 + x//
-----------------------------------------------------------------------------------
___________
/ 1 - x
4* / 1 - ----- *(-1 + x)
\/ 1 + x
$$\frac{\sqrt{- \frac{x - 1}{x + 1}} \left(\frac{x - 1}{x + 1} - 1\right) \left(\frac{2}{x + 1} - \frac{\frac{x - 1}{x + 1} - 1}{\left(x + 1\right) \left(- \frac{1 - x}{x + 1} + 1\right)} + \frac{\frac{x - 1}{x + 1} - 1}{x - 1} + \frac{2}{x - 1}\right)}{4 \left(x - 1\right) \sqrt{- \frac{1 - x}{x + 1} + 1}}$$
/ 2 2 2 \
| / -1 + x\ / -1 + x\ -1 + x / -1 + x\ / -1 + x\ -1 + x / -1 + x\ |
____________ | 3*|-1 + ------| |-1 + ------| -1 + ------ 3*|-1 + ------| 3*|-1 + ------| -1 + ------ |-1 + ------| |
/ -(-1 + x) / -1 + x\ | 1 1 1 \ 1 + x / \ 1 + x / 1 + x \ 1 + x / \ 1 + x / 1 + x \ 1 + x / |
/ ---------- *|-1 + ------|*|- -------- - --------- - ---------------- - --------------- - -------------- + -------------------- - ------------------ - ----------------------- + ------------------------------ + ------------------------------|
\/ 1 + x \ 1 + x / | 2 2 (1 + x)*(-1 + x) 2 2 2 / 1 - x\ 4*(1 + x)*(-1 + x) 2 / 1 - x\ / 1 - x\ |
| (1 + x) (-1 + x) 4*(-1 + x) 8*(-1 + x) (1 + x) *|1 - -----| 2 / 1 - x\ 2*(1 + x)*|1 - -----|*(-1 + x) 4*(1 + x)*|1 - -----|*(-1 + x)|
| \ 1 + x/ 8*(1 + x) *|1 - -----| \ 1 + x/ \ 1 + x/ |
\ \ 1 + x/ /
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
___________
/ 1 - x
/ 1 - ----- *(-1 + x)
\/ 1 + x
$$\frac{\sqrt{- \frac{x - 1}{x + 1}} \left(\frac{x - 1}{x + 1} - 1\right) \left(- \frac{1}{\left(x + 1\right)^{2}} + \frac{\frac{x - 1}{x + 1} - 1}{\left(x + 1\right)^{2} \left(- \frac{1 - x}{x + 1} + 1\right)} - \frac{3 \left(\frac{x - 1}{x + 1} - 1\right)^{2}}{8 \left(x + 1\right)^{2} \left(- \frac{1 - x}{x + 1} + 1\right)^{2}} - \frac{3 \left(\frac{x - 1}{x + 1} - 1\right)}{4 \left(x - 1\right) \left(x + 1\right)} - \frac{1}{\left(x - 1\right) \left(x + 1\right)} + \frac{\left(\frac{x - 1}{x + 1} - 1\right)^{2}}{4 \left(x - 1\right) \left(x + 1\right) \left(- \frac{1 - x}{x + 1} + 1\right)} + \frac{\frac{x - 1}{x + 1} - 1}{2 \left(x - 1\right) \left(x + 1\right) \left(- \frac{1 - x}{x + 1} + 1\right)} - \frac{\left(\frac{x - 1}{x + 1} - 1\right)^{2}}{8 \left(x - 1\right)^{2}} - \frac{3 \left(\frac{x - 1}{x + 1} - 1\right)}{4 \left(x - 1\right)^{2}} - \frac{1}{\left(x - 1\right)^{2}}\right)}{\left(x - 1\right) \sqrt{- \frac{1 - x}{x + 1} + 1}}$$