/x\
sinh|-|
\2/
---------
/x\
2*cosh|-|
\2/
$$\frac{\sinh{\left (\frac{x}{2} \right )}}{2 \cosh{\left (\frac{x}{2} \right )}}$$
2/x\
sinh |-|
\2/
1 - --------
2/x\
cosh |-|
\2/
------------
4
$$\frac{1}{4} \left(- \frac{\sinh^{2}{\left (\frac{x}{2} \right )}}{\cosh^{2}{\left (\frac{x}{2} \right )}} + 1\right)$$
/ 2/x\\
| sinh |-||
| \2/| /x\
|-1 + --------|*sinh|-|
| 2/x\| \2/
| cosh |-||
\ \2//
-----------------------
/x\
4*cosh|-|
\2/
$$\frac{\sinh{\left (\frac{x}{2} \right )}}{4 \cosh{\left (\frac{x}{2} \right )}} \left(\frac{\sinh^{2}{\left (\frac{x}{2} \right )}}{\cosh^{2}{\left (\frac{x}{2} \right )}} - 1\right)$$