sin(t)/(1.0 - cos(t)) + sin(t)/(1.0 + cos(t))
Рациональный знаменатель
[src](1 - cos(t))*sin(t) + (1 + cos(t))*sin(t)
-----------------------------------------
(1 - cos(t))*(1 + cos(t))
$$\frac{\left(- \cos{\left (t \right )} + 1\right) \sin{\left (t \right )} + \left(\cos{\left (t \right )} + 1\right) \sin{\left (t \right )}}{\left(- \cos{\left (t \right )} + 1\right) \left(\cos{\left (t \right )} + 1\right)}$$
Объединение рациональных выражений
[src] 2*sin(t)
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(1 - cos(t))*(1 + cos(t))
$$\frac{2 \sin{\left (t \right )}}{\left(- \cos{\left (t \right )} + 1\right) \left(\cos{\left (t \right )} + 1\right)}$$
$$\frac{2}{\sin{\left (t \right )}}$$
sin(t) sin(t)
---------- - -----------
1 + cos(t) -1 + cos(t)
$$\frac{\sin{\left (t \right )}}{\cos{\left (t \right )} + 1} - \frac{\sin{\left (t \right )}}{\cos{\left (t \right )} - 1}$$
-2*sin(t)
------------
2
-1 + cos (t)
$$- \frac{2 \sin{\left (t \right )}}{\cos^{2}{\left (t \right )} - 1}$$
Тригонометрическая часть
[src]$$\frac{2}{\sin{\left (t \right )}}$$
-2*sin(t)
--------------------------
(1 + cos(t))*(-1 + cos(t))
$$- \frac{2 \sin{\left (t \right )}}{\left(\cos{\left (t \right )} - 1\right) \left(\cos{\left (t \right )} + 1\right)}$$