___ /a\
-\/ 2 *sin|-|
\2/
--------------
/ a\
sin|-45 + -|
\ 2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} - 45 \right )}}$$
1.4142135623731*sin(a/2)/sin(45 - a/2)
Рациональный знаменатель
[src] ___ /a\
-\/ 2 *sin|-|
\2/
--------------
/ a\
sin|-45 + -|
\ 2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} - 45 \right )}}$$
Объединение рациональных выражений
[src] ___ /a\
\/ 2 *sin|-|
\2/
------------
/90 - a\
sin|------|
\ 2 / $$\frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{1}{2} \left(- a + 90\right) \right )}}$$
___ /a\
-\/ 2 *sin|-|
\2/
--------------
/ a\
sin|-45 + -|
\ 2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} - 45 \right )}}$$
___ / a\ /a\
-\/ 2 *csc|-45 + -|*sin|-|
\ 2/ \2/$$- \sqrt{2} \sin{\left (\frac{a}{2} \right )} \csc{\left (\frac{a}{2} - 45 \right )}$$
___ /a\
-\/ 2 *sin|-|
\2/
--------------
/ a\
sin|-45 + -|
\ 2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} - 45 \right )}}$$
___ /a\
-\/ 2 *sin|-|
\2/
--------------
/ a\
sin|-45 + -|
\ 2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} - 45 \right )}}$$
___ /a\
-\/ 2 *sin|-|
\2/
-------------------------------
/a\ /a\
cos(45)*sin|-| - cos|-|*sin(45)
\2/ \2/ $$- \frac{\sqrt{2} \sin{\left (\frac{a}{2} \right )}}{\sin{\left (\frac{a}{2} \right )} \cos{\left (45 \right )} - \sin{\left (45 \right )} \cos{\left (\frac{a}{2} \right )}}$$