Parte trigonométrica
[src]
___ / 3*pi\
1 - \/ 2 *sin|x + ----|
\ 4 /
-----------------------
2
(1 + sin(x))
− 2 sin ( x + 3 π 4 ) + 1 ( sin ( x ) + 1 ) 2 \frac{- \sqrt{2} \sin{\left(x + \frac{3 \pi}{4} \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 − 2 sin ( x + 4 3 π ) + 1
___
\/ 2
1 - -----------
/ pi\
sec|x + --|
\ 4 /
------------------
2
/ 1 \
|1 + -----------|
| / pi\|
| sec|x - --||
\ \ 2 //
1 − 2 sec ( x + π 4 ) ( 1 + 1 sec ( x − π 2 ) ) 2 \frac{1 - \frac{\sqrt{2}}{\sec{\left(x + \frac{\pi}{4} \right)}}}{\left(1 + \frac{1}{\sec{\left(x - \frac{\pi}{2} \right)}}\right)^{2}} ( 1 + s e c ( x − 2 π ) 1 ) 2 1 − s e c ( x + 4 π ) 2
/ 2/x\\ ___ /x pi\
2*|1 - tan |-|| 2*\/ 2 *tan|- + --|
\ \2// \2 8 /
1 - --------------- + -------------------
2/x\ 2/x pi\
1 + tan |-| 1 + tan |- + --|
\2/ \2 8 /
-----------------------------------------
2
/ /x\ \
| 2*tan|-| |
| \2/ |
|1 + -----------|
| 2/x\|
| 1 + tan |-||
\ \2//
− 2 ( 1 − tan 2 ( x 2 ) ) tan 2 ( x 2 ) + 1 + 1 + 2 2 tan ( x 2 + π 8 ) tan 2 ( x 2 + π 8 ) + 1 ( 1 + 2 tan ( x 2 ) tan 2 ( x 2 ) + 1 ) 2 \frac{- \frac{2 \left(1 - \tan^{2}{\left(\frac{x}{2} \right)}\right)}{\tan^{2}{\left(\frac{x}{2} \right)} + 1} + 1 + \frac{2 \sqrt{2} \tan{\left(\frac{x}{2} + \frac{\pi}{8} \right)}}{\tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1}}{\left(1 + \frac{2 \tan{\left(\frac{x}{2} \right)}}{\tan^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2}} ( 1 + t a n 2 ( 2 x ) + 1 2 t a n ( 2 x ) ) 2 − t a n 2 ( 2 x ) + 1 2 ( 1 − t a n 2 ( 2 x ) ) + 1 + t a n 2 ( 2 x + 8 π ) + 1 2 2 t a n ( 2 x + 8 π )
___
2 \/ 2
1 - ----------- + -----------
/pi \ / pi\
csc|-- - x| csc|x + --|
\2 / \ 4 /
-----------------------------
2
/ 1 \
|1 + ------|
\ csc(x)/
1 + 2 csc ( x + π 4 ) − 2 csc ( − x + π 2 ) ( 1 + 1 csc ( x ) ) 2 \frac{1 + \frac{\sqrt{2}}{\csc{\left(x + \frac{\pi}{4} \right)}} - \frac{2}{\csc{\left(- x + \frac{\pi}{2} \right)}}}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right)^{2}} ( 1 + c s c ( x ) 1 ) 2 1 + c s c ( x + 4 π ) 2 − c s c ( − x + 2 π ) 2
___ / pi\
1 - \/ 2 *cos|x + --|
\ 4 /
---------------------
2
/ / pi\\
|1 + cos|x - --||
\ \ 2 //
− 2 cos ( x + π 4 ) + 1 ( cos ( x − π 2 ) + 1 ) 2 \frac{- \sqrt{2} \cos{\left(x + \frac{\pi}{4} \right)} + 1}{\left(\cos{\left(x - \frac{\pi}{2} \right)} + 1\right)^{2}} ( cos ( x − 2 π ) + 1 ) 2 − 2 cos ( x + 4 π ) + 1
/ pi\
cos|x - --|
\ 2 / (1 - cos(x))*cos(x)
--------------- - -------------------
/ pi\ 2
1 + cos|x - --| / / pi\\
\ 2 / |1 + cos|x - --||
\ \ 2 //
− ( 1 − cos ( x ) ) cos ( x ) ( cos ( x − π 2 ) + 1 ) 2 + cos ( x − π 2 ) cos ( x − π 2 ) + 1 - \frac{\left(1 - \cos{\left(x \right)}\right) \cos{\left(x \right)}}{\left(\cos{\left(x - \frac{\pi}{2} \right)} + 1\right)^{2}} + \frac{\cos{\left(x - \frac{\pi}{2} \right)}}{\cos{\left(x - \frac{\pi}{2} \right)} + 1} − ( cos ( x − 2 π ) + 1 ) 2 ( 1 − cos ( x ) ) cos ( x ) + cos ( x − 2 π ) + 1 cos ( x − 2 π )
1
1 - ------
1 sec(x)
------------------- - --------------------
/ 1 \ 2
|1 + ------|*csc(x) / 1 \
\ csc(x)/ |1 + ------| *sec(x)
\ csc(x)/
1 ( 1 + 1 csc ( x ) ) csc ( x ) − 1 − 1 sec ( x ) ( 1 + 1 csc ( x ) ) 2 sec ( x ) \frac{1}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right) \csc{\left(x \right)}} - \frac{1 - \frac{1}{\sec{\left(x \right)}}}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right)^{2} \sec{\left(x \right)}} ( 1 + c s c ( x ) 1 ) csc ( x ) 1 − ( 1 + c s c ( x ) 1 ) 2 sec ( x ) 1 − s e c ( x ) 1
___ / pi\
1 - \/ 2 *cos|x + --|
\ 4 /
---------------------
2
(1 + sin(x))
− 2 cos ( x + π 4 ) + 1 ( sin ( x ) + 1 ) 2 \frac{- \sqrt{2} \cos{\left(x + \frac{\pi}{4} \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 − 2 cos ( x + 4 π ) + 1
___
2 \/ 2
1 - ------ + -----------
sec(x) / pi\
sec|x - --|
\ 4 /
------------------------
2
/ 1 \
|1 + -----------|
| / pi\|
| sec|x - --||
\ \ 2 //
1 + 2 sec ( x − π 4 ) − 2 sec ( x ) ( 1 + 1 sec ( x − π 2 ) ) 2 \frac{1 + \frac{\sqrt{2}}{\sec{\left(x - \frac{\pi}{4} \right)}} - \frac{2}{\sec{\left(x \right)}}}{\left(1 + \frac{1}{\sec{\left(x - \frac{\pi}{2} \right)}}\right)^{2}} ( 1 + s e c ( x − 2 π ) 1 ) 2 1 + s e c ( x − 4 π ) 2 − s e c ( x ) 2
___ 2/x pi\ /x pi\
1 - 2*cos(x) + 2*\/ 2 *sin |- + --|*cot|- + --|
\2 8 / \2 8 /
-----------------------------------------------
2
(1 + sin(x))
2 2 sin 2 ( x 2 + π 8 ) cot ( x 2 + π 8 ) − 2 cos ( x ) + 1 ( sin ( x ) + 1 ) 2 \frac{2 \sqrt{2} \sin^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} \cot{\left(\frac{x}{2} + \frac{\pi}{8} \right)} - 2 \cos{\left(x \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 2 2 sin 2 ( 2 x + 8 π ) cot ( 2 x + 8 π ) − 2 cos ( x ) + 1
1
1 - ------
1 sec(x)
----------------------------- - -------------------------
/ 1 \ / pi\ 2
|1 + -----------|*sec|x - --| / 1 \
| / pi\| \ 2 / |1 + -----------| *sec(x)
| sec|x - --|| | / pi\|
\ \ 2 // | sec|x - --||
\ \ 2 //
− 1 − 1 sec ( x ) ( 1 + 1 sec ( x − π 2 ) ) 2 sec ( x ) + 1 ( 1 + 1 sec ( x − π 2 ) ) sec ( x − π 2 ) - \frac{1 - \frac{1}{\sec{\left(x \right)}}}{\left(1 + \frac{1}{\sec{\left(x - \frac{\pi}{2} \right)}}\right)^{2} \sec{\left(x \right)}} + \frac{1}{\left(1 + \frac{1}{\sec{\left(x - \frac{\pi}{2} \right)}}\right) \sec{\left(x - \frac{\pi}{2} \right)}} − ( 1 + s e c ( x − 2 π ) 1 ) 2 sec ( x ) 1 − s e c ( x ) 1 + ( 1 + s e c ( x − 2 π ) 1 ) sec ( x − 2 π ) 1
___ / pi\
1 - 2*cos(x) + \/ 2 *sin|x + --|
\ 4 /
--------------------------------
2
(1 + sin(x))
2 sin ( x + π 4 ) − 2 cos ( x ) + 1 ( sin ( x ) + 1 ) 2 \frac{\sqrt{2} \sin{\left(x + \frac{\pi}{4} \right)} - 2 \cos{\left(x \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 2 sin ( x + 4 π ) − 2 cos ( x ) + 1
___ / 2/x pi\\
\/ 2 *|-1 + cot |- + --||
\ \2 8 //
1 - -------------------------
2/x pi\
1 + cot |- + --|
\2 8 /
-----------------------------
2
/ /x\ \
| 2*cot|-| |
| \2/ |
|1 + -----------|
| 2/x\|
| 1 + cot |-||
\ \2//
− 2 ( cot 2 ( x 2 + π 8 ) − 1 ) cot 2 ( x 2 + π 8 ) + 1 + 1 ( 1 + 2 cot ( x 2 ) cot 2 ( x 2 ) + 1 ) 2 \frac{- \frac{\sqrt{2} \left(\cot^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} - 1\right)}{\cot^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1} + 1}{\left(1 + \frac{2 \cot{\left(\frac{x}{2} \right)}}{\cot^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2}} ( 1 + c o t 2 ( 2 x ) + 1 2 c o t ( 2 x ) ) 2 − c o t 2 ( 2 x + 8 π ) + 1 2 ( c o t 2 ( 2 x + 8 π ) − 1 ) + 1
___ / 2/x pi\\
\/ 2 *|1 - tan |- + --||
\ \2 8 //
1 - ------------------------
2/x pi\
1 + tan |- + --|
\2 8 /
----------------------------
2
/ /x\ \
| 2*tan|-| |
| \2/ |
|1 + -----------|
| 2/x\|
| 1 + tan |-||
\ \2//
− 2 ( 1 − tan 2 ( x 2 + π 8 ) ) tan 2 ( x 2 + π 8 ) + 1 + 1 ( 1 + 2 tan ( x 2 ) tan 2 ( x 2 ) + 1 ) 2 \frac{- \frac{\sqrt{2} \left(1 - \tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)}\right)}{\tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1} + 1}{\left(1 + \frac{2 \tan{\left(\frac{x}{2} \right)}}{\tan^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2}} ( 1 + t a n 2 ( 2 x ) + 1 2 t a n ( 2 x ) ) 2 − t a n 2 ( 2 x + 8 π ) + 1 2 ( 1 − t a n 2 ( 2 x + 8 π ) ) + 1
___ / 2/x pi\\
\/ 2 *|1 - tan |- + --||
\ \2 8 //
1 - ------------------------
2/x pi\
1 + tan |- + --|
\2 8 /
----------------------------
2
(1 + sin(x))
− 2 ( 1 − tan 2 ( x 2 + π 8 ) ) tan 2 ( x 2 + π 8 ) + 1 + 1 ( sin ( x ) + 1 ) 2 \frac{- \frac{\sqrt{2} \left(1 - \tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)}\right)}{\tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 − t a n 2 ( 2 x + 8 π ) + 1 2 ( 1 − t a n 2 ( 2 x + 8 π ) ) + 1
1
1 - -----------
/pi \
csc|-- - x|
1 \2 /
------------------- - -------------------------
/ 1 \ 2
|1 + ------|*csc(x) / 1 \ /pi \
\ csc(x)/ |1 + ------| *csc|-- - x|
\ csc(x)/ \2 /
1 ( 1 + 1 csc ( x ) ) csc ( x ) − 1 − 1 csc ( − x + π 2 ) ( 1 + 1 csc ( x ) ) 2 csc ( − x + π 2 ) \frac{1}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right) \csc{\left(x \right)}} - \frac{1 - \frac{1}{\csc{\left(- x + \frac{\pi}{2} \right)}}}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right)^{2} \csc{\left(- x + \frac{\pi}{2} \right)}} ( 1 + c s c ( x ) 1 ) csc ( x ) 1 − ( 1 + c s c ( x ) 1 ) 2 csc ( − x + 2 π ) 1 − c s c ( − x + 2 π ) 1
/ pi\ ___ / pi\
1 - 2*sin|x + --| + \/ 2 *sin|x + --|
\ 2 / \ 4 /
-------------------------------------
2
(1 + sin(x))
2 sin ( x + π 4 ) − 2 sin ( x + π 2 ) + 1 ( sin ( x ) + 1 ) 2 \frac{\sqrt{2} \sin{\left(x + \frac{\pi}{4} \right)} - 2 \sin{\left(x + \frac{\pi}{2} \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 2 sin ( x + 4 π ) − 2 sin ( x + 2 π ) + 1
___
\/ 2
1 - ------------
/ pi\
csc|-x + --|
\ 4 /
----------------
2
/ 1 \
|1 + ------|
\ csc(x)/
1 − 2 csc ( − x + π 4 ) ( 1 + 1 csc ( x ) ) 2 \frac{1 - \frac{\sqrt{2}}{\csc{\left(- x + \frac{\pi}{4} \right)}}}{\left(1 + \frac{1}{\csc{\left(x \right)}}\right)^{2}} ( 1 + c s c ( x ) 1 ) 2 1 − c s c ( − x + 4 π ) 2
___ /x pi\
2*\/ 2 *tan|- + --|
\2 8 /
1 - 2*cos(x) + -------------------
2/x pi\
1 + tan |- + --|
\2 8 /
----------------------------------
2
(1 + sin(x))
− 2 cos ( x ) + 1 + 2 2 tan ( x 2 + π 8 ) tan 2 ( x 2 + π 8 ) + 1 ( sin ( x ) + 1 ) 2 \frac{- 2 \cos{\left(x \right)} + 1 + \frac{2 \sqrt{2} \tan{\left(\frac{x}{2} + \frac{\pi}{8} \right)}}{\tan^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1}}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 − 2 cos ( x ) + 1 + t a n 2 ( 2 x + 8 π ) + 1 2 2 t a n ( 2 x + 8 π )
___ 2/x pi\ / 2/x pi\\
1 - \/ 2 *sin |- + --|*|-1 + cot |- + --||
\2 8 / \ \2 8 //
------------------------------------------
2
(1 + sin(x))
− 2 ( cot 2 ( x 2 + π 8 ) − 1 ) sin 2 ( x 2 + π 8 ) + 1 ( sin ( x ) + 1 ) 2 \frac{- \sqrt{2} \left(\cot^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} - 1\right) \sin^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1}{\left(\sin{\left(x \right)} + 1\right)^{2}} ( sin ( x ) + 1 ) 2 − 2 ( cot 2 ( 2 x + 8 π ) − 1 ) sin 2 ( 2 x + 8 π ) + 1
/ 2/x\\ ___ /x pi\
2*|-1 + cot |-|| 2*\/ 2 *cot|- + --|
\ \2// \2 8 /
1 - ---------------- + -------------------
2/x\ 2/x pi\
1 + cot |-| 1 + cot |- + --|
\2/ \2 8 /
------------------------------------------
2
/ /x\ \
| 2*cot|-| |
| \2/ |
|1 + -----------|
| 2/x\|
| 1 + cot |-||
\ \2//
− 2 ( cot 2 ( x 2 ) − 1 ) cot 2 ( x 2 ) + 1 + 1 + 2 2 cot ( x 2 + π 8 ) cot 2 ( x 2 + π 8 ) + 1 ( 1 + 2 cot ( x 2 ) cot 2 ( x 2 ) + 1 ) 2 \frac{- \frac{2 \left(\cot^{2}{\left(\frac{x}{2} \right)} - 1\right)}{\cot^{2}{\left(\frac{x}{2} \right)} + 1} + 1 + \frac{2 \sqrt{2} \cot{\left(\frac{x}{2} + \frac{\pi}{8} \right)}}{\cot^{2}{\left(\frac{x}{2} + \frac{\pi}{8} \right)} + 1}}{\left(1 + \frac{2 \cot{\left(\frac{x}{2} \right)}}{\cot^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2}} ( 1 + c o t 2 ( 2 x ) + 1 2 c o t ( 2 x ) ) 2 − c o t 2 ( 2 x ) + 1 2 ( c o t 2 ( 2 x ) − 1 ) + 1 + c o t 2 ( 2 x + 8 π ) + 1 2 2 c o t ( 2 x + 8 π )
/ 2/x\\
| 1 - tan |-||
/ 2/x\\ | \2/|
|1 - tan |-||*|1 - -----------|
/x\ \ \2// | 2/x\|
2*tan|-| | 1 + tan |-||
\2/ \ \2//
------------------------------- - --------------------------------
/ /x\ \ 2
| 2*tan|-| | / /x\ \
/ 2/x\\ | \2/ | | 2*tan|-| |
|1 + tan |-||*|1 + -----------| / 2/x\\ | \2/ |
\ \2// | 2/x\| |1 + tan |-||*|1 + -----------|
| 1 + tan |-|| \ \2// | 2/x\|
\ \2// | 1 + tan |-||
\ \2//
2 tan ( x 2 ) ( 1 + 2 tan ( x 2 ) tan 2 ( x 2 ) + 1 ) ( tan 2 ( x 2 ) + 1 ) − ( 1 − tan 2 ( x 2 ) ) ( − 1 − tan 2 ( x 2 ) tan 2 ( x 2 ) + 1 + 1 ) ( 1 + 2 tan ( x 2 ) tan 2 ( x 2 ) + 1 ) 2 ( tan 2 ( x 2 ) + 1 ) \frac{2 \tan{\left(\frac{x}{2} \right)}}{\left(1 + \frac{2 \tan{\left(\frac{x}{2} \right)}}{\tan^{2}{\left(\frac{x}{2} \right)} + 1}\right) \left(\tan^{2}{\left(\frac{x}{2} \right)} + 1\right)} - \frac{\left(1 - \tan^{2}{\left(\frac{x}{2} \right)}\right) \left(- \frac{1 - \tan^{2}{\left(\frac{x}{2} \right)}}{\tan^{2}{\left(\frac{x}{2} \right)} + 1} + 1\right)}{\left(1 + \frac{2 \tan{\left(\frac{x}{2} \right)}}{\tan^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2} \left(\tan^{2}{\left(\frac{x}{2} \right)} + 1\right)} ( 1 + t a n 2 ( 2 x ) + 1 2 t a n ( 2 x ) ) ( tan 2 ( 2 x ) + 1 ) 2 tan ( 2 x ) − ( 1 + t a n 2 ( 2 x ) + 1 2 t a n ( 2 x ) ) 2 ( tan 2 ( 2 x ) + 1 ) ( 1 − tan 2 ( 2 x ) ) ( − t a n 2 ( 2 x ) + 1 1 − t a n 2 ( 2 x ) + 1 )
/ 2/x\\
| -1 + cot |-||
| \2/| / 2/x\\
|1 - ------------|*|-1 + cot |-||
/x\ | 2/x\ | \ \2//
2*cot|-| | 1 + cot |-| |
\2/ \ \2/ /
------------------------------- - ---------------------------------
/ /x\ \ 2
| 2*cot|-| | / /x\ \
/ 2/x\\ | \2/ | | 2*cot|-| |
|1 + cot |-||*|1 + -----------| / 2/x\\ | \2/ |
\ \2// | 2/x\| |1 + cot |-||*|1 + -----------|
| 1 + cot |-|| \ \2// | 2/x\|
\ \2// | 1 + cot |-||
\ \2//
2 cot ( x 2 ) ( 1 + 2 cot ( x 2 ) cot 2 ( x 2 ) + 1 ) ( cot 2 ( x 2 ) + 1 ) − ( − cot 2 ( x 2 ) − 1 cot 2 ( x 2 ) + 1 + 1 ) ( cot 2 ( x 2 ) − 1 ) ( 1 + 2 cot ( x 2 ) cot 2 ( x 2 ) + 1 ) 2 ( cot 2 ( x 2 ) + 1 ) \frac{2 \cot{\left(\frac{x}{2} \right)}}{\left(1 + \frac{2 \cot{\left(\frac{x}{2} \right)}}{\cot^{2}{\left(\frac{x}{2} \right)} + 1}\right) \left(\cot^{2}{\left(\frac{x}{2} \right)} + 1\right)} - \frac{\left(- \frac{\cot^{2}{\left(\frac{x}{2} \right)} - 1}{\cot^{2}{\left(\frac{x}{2} \right)} + 1} + 1\right) \left(\cot^{2}{\left(\frac{x}{2} \right)} - 1\right)}{\left(1 + \frac{2 \cot{\left(\frac{x}{2} \right)}}{\cot^{2}{\left(\frac{x}{2} \right)} + 1}\right)^{2} \left(\cot^{2}{\left(\frac{x}{2} \right)} + 1\right)} ( 1 + c o t 2 ( 2 x ) + 1 2 c o t ( 2 x ) ) ( cot 2 ( 2 x ) + 1 ) 2 cot ( 2 x ) − ( 1 + c o t 2 ( 2 x ) + 1 2 c o t ( 2 x ) ) 2 ( cot 2 ( 2 x ) + 1 ) ( − c o t 2 ( 2 x ) + 1 c o t 2 ( 2 x ) − 1 + 1 ) ( cot 2 ( 2 x ) − 1 )
/ / pi\\ / pi\
|1 - sin|x + --||*sin|x + --|
sin(x) \ \ 2 // \ 2 /
---------- - -----------------------------
1 + sin(x) 2
(1 + sin(x))
− ( 1 − sin ( x + π 2 ) ) sin ( x + π 2 ) ( sin ( x ) + 1 ) 2 + sin ( x ) sin ( x ) + 1 - \frac{\left(1 - \sin{\left(x + \frac{\pi}{2} \right)}\right) \sin{\left(x + \frac{\pi}{2} \right)}}{\left(\sin{\left(x \right)} + 1\right)^{2}} + \frac{\sin{\left(x \right)}}{\sin{\left(x \right)} + 1} − ( sin ( x ) + 1 ) 2 ( 1 − sin ( x + 2 π ) ) sin ( x + 2 π ) + sin ( x ) + 1 sin ( x )
___ / pi\
1 - 2*cos(x) + \/ 2 *cos|x - --|
\ 4 /
--------------------------------
2
/ / pi\\
|1 + cos|x - --||
\ \ 2 //
− 2 cos ( x ) + 2 cos ( x − π 4 ) + 1 ( cos ( x − π 2 ) + 1 ) 2 \frac{- 2 \cos{\left(x \right)} + \sqrt{2} \cos{\left(x - \frac{\pi}{4} \right)} + 1}{\left(\cos{\left(x - \frac{\pi}{2} \right)} + 1\right)^{2}} ( cos ( x − 2 π ) + 1 ) 2 − 2 cos ( x ) + 2 cos ( x − 4 π ) + 1
(1 - 2*cos(x) + sqrt(2)*cos(x - pi/4))/(1 + cos(x - pi/2))^2