1
-----------
________
/ 2
\/ 1 - u
$$\frac{1}{\sqrt{- u^{2} + 1}}$$
u
-----------
3/2
/ 2\
\1 - u /
$$\frac{u}{\left(- u^{2} + 1\right)^{\frac{3}{2}}}$$
2
3*u
1 + ------
2
1 - u
-----------
3/2
/ 2\
\1 - u /
$$\frac{\frac{3 u^{2}}{- u^{2} + 1} + 1}{\left(- u^{2} + 1\right)^{\frac{3}{2}}}$$