Тригонометрическая часть
[src]
$$\frac{1}{\sec{\left(7 x \right)}}$$
$$\sin{\left(7 x + \frac{\pi}{2} \right)}$$
1
-------------
/pi \
csc|-- - 7*x|
\2 /
$$\frac{1}{\csc{\left(- 7 x + \frac{\pi}{2} \right)}}$$
2/7*x\
-1 + cot |---|
\ 2 /
--------------
2/7*x\
1 + cot |---|
\ 2 /
$$\frac{\cot^{2}{\left(\frac{7 x}{2} \right)} - 1}{\cot^{2}{\left(\frac{7 x}{2} \right)} + 1}$$
2/7*x\
1 - tan |---|
\ 2 /
-------------
2/7*x\
1 + tan |---|
\ 2 /
$$\frac{- \tan^{2}{\left(\frac{7 x}{2} \right)} + 1}{\tan^{2}{\left(\frac{7 x}{2} \right)} + 1}$$
/ 1 for 7*x mod 2*pi = 0
<
\cos(7*x) otherwise
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\cos{\left(7 x \right)} & \text{otherwise} \end{cases}$$
1
1 - ---------
2/7*x\
cot |---|
\ 2 /
-------------
1
1 + ---------
2/7*x\
cot |---|
\ 2 /
$$\frac{1 - \frac{1}{\cot^{2}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{1}{\cot^{2}{\left(\frac{7 x}{2} \right)}}}$$
/pi 7*x\
2*tan|-- + ---|
\4 2 /
------------------
2/pi 7*x\
1 + tan |-- + ---|
\4 2 /
$$\frac{2 \tan{\left(\frac{7 x}{2} + \frac{\pi}{4} \right)}}{\tan^{2}{\left(\frac{7 x}{2} + \frac{\pi}{4} \right)} + 1}$$
/ 1 for 7*x mod 2*pi = 0
|
< 1
|-------- otherwise
\sec(7*x)
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{1}{\sec{\left(7 x \right)}} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
< /pi \
|sin|-- + 7*x| otherwise
\ \2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\sin{\left(7 x + \frac{\pi}{2} \right)} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 1
<------------- otherwise
| /pi \
|csc|-- - 7*x|
\ \2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{1}{\csc{\left(- 7 x + \frac{\pi}{2} \right)}} & \text{otherwise} \end{cases}$$
2*(-1 - cos(14*x) + 2*cos(7*x))
---------------------------------
2
1 - cos(14*x) + 2*(1 - cos(7*x))
$$\frac{2 \cdot \left(2 \cos{\left(7 x \right)} - \cos{\left(14 x \right)} - 1\right)}{2 \left(- \cos{\left(7 x \right)} + 1\right)^{2} - \cos{\left(14 x \right)} + 1}$$
4/7*x\
4*sin |---|
\ 2 /
1 - -----------
2
sin (7*x)
---------------
4/7*x\
4*sin |---|
\ 2 /
1 + -----------
2
sin (7*x)
$$\frac{- \frac{4 \sin^{4}{\left(\frac{7 x}{2} \right)}}{\sin^{2}{\left(7 x \right)}} + 1}{\frac{4 \sin^{4}{\left(\frac{7 x}{2} \right)}}{\sin^{2}{\left(7 x \right)}} + 1}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2/7*x\
|-1 + cot |---|
< \ 2 /
|-------------- otherwise
| 2/7*x\
|1 + cot |---|
\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{\cot^{2}{\left(\frac{7 x}{2} \right)} - 1}{\cot^{2}{\left(\frac{7 x}{2} \right)} + 1} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2/7*x\
|1 - tan |---|
< \ 2 /
|------------- otherwise
| 2/7*x\
|1 + tan |---|
\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{- \tan^{2}{\left(\frac{7 x}{2} \right)} + 1}{\tan^{2}{\left(\frac{7 x}{2} \right)} + 1} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
1 for 7*x mod 2*pi = 0
|< otherwise
\\cos(7*x) otherwise
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\cos{\left(7 x \right)} & \text{otherwise} \end{cases} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 1
|-1 + ---------
| 2/7*x\
| tan |---|
< \ 2 /
|-------------- otherwise
| 1
|1 + ---------
| 2/7*x\
| tan |---|
\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{-1 + \frac{1}{\tan^{2}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{1}{\tan^{2}{\left(\frac{7 x}{2} \right)}}} & \text{otherwise} \end{cases}$$
/ /pi \
| 0 for |-- + 7*x| mod pi = 0
| \2 /
<
| /pi 7*x\
|(1 + sin(7*x))*cot|-- + ---| otherwise
\ \4 2 /
$$\begin{cases} 0 & \text{for}\: \left(7 x + \frac{\pi}{2}\right) \bmod \pi = 0 \\\left(\sin{\left(7 x \right)} + 1\right) \cot{\left(\frac{7 x}{2} + \frac{\pi}{4} \right)} & \text{otherwise} \end{cases}$$
2/ pi 7*x\
cos |- -- + ---|
\ 2 2 /
1 - ----------------
2/7*x\
cos |---|
\ 2 /
--------------------
2/ pi 7*x\
cos |- -- + ---|
\ 2 2 /
1 + ----------------
2/7*x\
cos |---|
\ 2 /
$$\frac{1 - \frac{\cos^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}}{\cos^{2}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{\cos^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}}{\cos^{2}{\left(\frac{7 x}{2} \right)}}}$$
2/7*x\
sec |---|
\ 2 /
1 - ----------------
2/ pi 7*x\
sec |- -- + ---|
\ 2 2 /
--------------------
2/7*x\
sec |---|
\ 2 /
1 + ----------------
2/ pi 7*x\
sec |- -- + ---|
\ 2 2 /
$$\frac{- \frac{\sec^{2}{\left(\frac{7 x}{2} \right)}}{\sec^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}} + 1}{\frac{\sec^{2}{\left(\frac{7 x}{2} \right)}}{\sec^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}} + 1}$$
2/pi 7*x\
csc |-- - ---|
\2 2 /
1 - --------------
2/7*x\
csc |---|
\ 2 /
------------------
2/pi 7*x\
csc |-- - ---|
\2 2 /
1 + --------------
2/7*x\
csc |---|
\ 2 /
$$\frac{1 - \frac{\csc^{2}{\left(- \frac{7 x}{2} + \frac{\pi}{2} \right)}}{\csc^{2}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{\csc^{2}{\left(- \frac{7 x}{2} + \frac{\pi}{2} \right)}}{\csc^{2}{\left(\frac{7 x}{2} \right)}}}$$
/ /pi \
| 0 for |-- + 7*x| mod pi = 0
| \2 /
|
| /pi 7*x\
< 2*cot|-- + ---|
| \4 2 /
|------------------ otherwise
| 2/pi 7*x\
|1 + cot |-- + ---|
\ \4 2 /
$$\begin{cases} 0 & \text{for}\: \left(7 x + \frac{\pi}{2}\right) \bmod \pi = 0 \\\frac{2 \cot{\left(\frac{7 x}{2} + \frac{\pi}{4} \right)}}{\cot^{2}{\left(\frac{7 x}{2} + \frac{\pi}{4} \right)} + 1} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| -2 - 2*cos(14*x) + 4*cos(7*x)
<--------------------------------- otherwise
| 2
|1 - cos(14*x) + 2*(1 - cos(7*x))
\
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{4 \cos{\left(7 x \right)} - 2 \cos{\left(14 x \right)} - 2}{2 \left(- \cos{\left(7 x \right)} + 1\right)^{2} - \cos{\left(14 x \right)} + 1} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2
| sin (7*x)
|-1 + -----------
| 4/7*x\
| 4*sin |---|
< \ 2 /
|---------------- otherwise
| 2
| sin (7*x)
|1 + -----------
| 4/7*x\
| 4*sin |---|
\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{-1 + \frac{\sin^{2}{\left(7 x \right)}}{4 \sin^{4}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{\sin^{2}{\left(7 x \right)}}{4 \sin^{4}{\left(\frac{7 x}{2} \right)}}} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
|/ 1 for 7*x mod 2*pi = 0
||
|| 2/7*x\
<|-1 + cot |---|
|< \ 2 / otherwise
||-------------- otherwise
|| 2/7*x\
||1 + cot |---|
\\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{\cot^{2}{\left(\frac{7 x}{2} \right)} - 1}{\cot^{2}{\left(\frac{7 x}{2} \right)} + 1} & \text{otherwise} \end{cases} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2/7*x\
| cos |---|
| \ 2 /
|-1 + ----------------
| 2/ pi 7*x\
| cos |- -- + ---|
< \ 2 2 /
|--------------------- otherwise
| 2/7*x\
| cos |---|
| \ 2 /
| 1 + ----------------
| 2/ pi 7*x\
| cos |- -- + ---|
\ \ 2 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{\frac{\cos^{2}{\left(\frac{7 x}{2} \right)}}{\cos^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}} - 1}{\frac{\cos^{2}{\left(\frac{7 x}{2} \right)}}{\cos^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}} + 1} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2/ pi 7*x\
| sec |- -- + ---|
| \ 2 2 /
|-1 + ----------------
| 2/7*x\
| sec |---|
< \ 2 /
|--------------------- otherwise
| 2/ pi 7*x\
| sec |- -- + ---|
| \ 2 2 /
| 1 + ----------------
| 2/7*x\
| sec |---|
\ \ 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{-1 + \frac{\sec^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}}{\sec^{2}{\left(\frac{7 x}{2} \right)}}}{1 + \frac{\sec^{2}{\left(\frac{7 x}{2} - \frac{\pi}{2} \right)}}{\sec^{2}{\left(\frac{7 x}{2} \right)}}} & \text{otherwise} \end{cases}$$
/ 1 for 7*x mod 2*pi = 0
|
| 2/7*x\
| csc |---|
| \ 2 /
|-1 + --------------
| 2/pi 7*x\
| csc |-- - ---|
< \2 2 /
|------------------- otherwise
| 2/7*x\
| csc |---|
| \ 2 /
| 1 + --------------
| 2/pi 7*x\
| csc |-- - ---|
\ \2 2 /
$$\begin{cases} 1 & \text{for}\: 7 x \bmod 2 \pi = 0 \\\frac{\frac{\csc^{2}{\left(\frac{7 x}{2} \right)}}{\csc^{2}{\left(- \frac{7 x}{2} + \frac{\pi}{2} \right)}} - 1}{\frac{\csc^{2}{\left(\frac{7 x}{2} \right)}}{\csc^{2}{\left(- \frac{7 x}{2} + \frac{\pi}{2} \right)}} + 1} & \text{otherwise} \end{cases}$$
Piecewise((1, Mod(7*x = 2*pi, 0)), ((-1 + csc(7*x/2)^2/csc(pi/2 - 7*x/2)^2)/(1 + csc(7*x/2)^2/csc(pi/2 - 7*x/2)^2), True))