/ __________ \
| 2*x / 2*x 2*x|
/ 2*x \ | e 2*\/ 1 + E *e |
\E - 1/*|------------------------ - --------------------|
| __________ 2 |
2*x | / 2*x / 2*x \ / 2*x \ |
2*e \\/ 1 + E *\E - 1/ \E - 1/ /
- -------- + ------------------------------------------------------------
4*x __________
1 + e / 2*x
\/ 1 + E
$$\frac{\left(e^{2 x} - 1\right) \left(\frac{e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1} e^{2 x}}{\left(e^{2 x} - 1\right)^{2}}\right)}{\sqrt{e^{2 x} + 1}} - \frac{2 e^{2 x}}{e^{4 x} + 1}$$
/ __________ __________ / __________\ / __________\ \
| 2*x / 2*x / 2*x 2*x 2*x | / 2*x | | / 2*x | |
| 2 e 4*\/ 1 + e 8*\/ 1 + e *e 4*e | 1 2*\/ 1 + e | 2*x | 1 2*\/ 1 + e | 2*x|
| - ------------- + ------------- + --------------- - -------------------- + ------------------------- |------------- - ---------------|*e 2*|------------- - ---------------|*e |
| __________ 3/2 2*x 2 __________ | __________ 2*x | | __________ 2*x | |
| / 2*x / 2*x\ -1 + e / 2*x\ / 2*x / 2*x\ 4*x | / 2*x -1 + e | | / 2*x -1 + e | |
| 4 \/ 1 + e \1 + e / \-1 + e / \/ 1 + e *\-1 + e / 8*e \\/ 1 + e / \\/ 1 + e / | 2*x
|- -------- - ---------------------------------------------------------------------------------------------------- + ----------- - -------------------------------------- + ----------------------------------------|*e
| 4*x __________ 2 3/2 __________ |
| 1 + e / 2*x / 4*x\ / 2*x\ / 2*x / 2*x\ |
\ \/ 1 + e \1 + e / \1 + e / \/ 1 + e *\-1 + e / /
$$\left(- \frac{\left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{2 \left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{4}{e^{4 x} + 1} + \frac{8 e^{4 x}}{\left(e^{4 x} + 1\right)^{2}} - \frac{- \frac{2}{\sqrt{e^{2 x} + 1}} + \frac{e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{4 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1} + \frac{4 e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{8 \sqrt{e^{2 x} + 1} e^{2 x}}{\left(e^{2 x} - 1\right)^{2}}}{\sqrt{e^{2 x} + 1}}\right) e^{2 x}$$
/ __________ __________ __________ / __________\ / __________ __________ \ / __________\ / __________\ / __________ __________ \ / __________\ \
| / 2*x 2*x 4*x / 2*x 4*x 2*x 4*x 4*x / 2*x 2*x | / 2*x | | 2*x / 2*x / 2*x 2*x 2*x | | / 2*x | | / 2*x | | 2*x / 2*x / 2*x 2*x 2*x | | / 2*x | |
| 4 8*\/ 1 + e 6*e 3*e 48*\/ 1 + e *e 24*e 6*e 24*e 48*\/ 1 + e *e | 1 2*\/ 1 + e | 2*x | 2 e 4*\/ 1 + e 8*\/ 1 + e *e 4*e | 2*x | 1 2*\/ 1 + e | 4*x | 1 2*\/ 1 + e | 4*x | 2 e 4*\/ 1 + e 8*\/ 1 + e *e 4*e | 2*x | 1 2*\/ 1 + e | 2*x|
| ------------- - --------------- - ------------- + ------------- - --------------------- - ------------------------- + ------------------------- + -------------------------- + --------------------- 2*|------------- - ---------------|*e 2*|- ------------- + ------------- + --------------- - -------------------- + -------------------------|*e 3*|------------- - ---------------|*e 4*|------------- - ---------------|*e 4*|- ------------- + ------------- + --------------- - -------------------- + -------------------------|*e 4*|------------- - ---------------|*e |
| __________ 2*x 3/2 5/2 3 __________ 3/2 __________ 2 2 | __________ 2*x | | __________ 3/2 2*x 2 __________ | | __________ 2*x | | __________ 2*x | | __________ 3/2 2*x 2 __________ | | __________ 2*x | |
| / 2*x -1 + e / 2*x\ / 2*x\ / 2*x\ / 2*x / 2*x\ / 2*x\ / 2*x\ / 2*x / 2*x\ / 2*x\ 8*x 4*x | / 2*x -1 + e | | / 2*x / 2*x\ -1 + e / 2*x\ / 2*x / 2*x\| | / 2*x -1 + e | | / 2*x -1 + e | | / 2*x / 2*x\ -1 + e / 2*x\ / 2*x / 2*x\| | / 2*x -1 + e | |
| 8 \/ 1 + e \1 + e / \1 + e / \-1 + e / \/ 1 + e *\-1 + e / \1 + e / *\-1 + e / \/ 1 + e *\-1 + e / \-1 + e / 64*e 64*e \\/ 1 + e / \ \/ 1 + e \1 + e / \-1 + e / \/ 1 + e *\-1 + e // \\/ 1 + e / \\/ 1 + e / \ \/ 1 + e \1 + e / \-1 + e / \/ 1 + e *\-1 + e // \\/ 1 + e / | 2*x
|- -------- + ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- - ----------- + ----------- - ---------------------------------------- + ------------------------------------------------------------------------------------------------------------- + ---------------------------------------- - ---------------------------------------- - ------------------------------------------------------------------------------------------------------------- + ----------------------------------------|*e
| 4*x __________ 3 2 3/2 3/2 5/2 3/2 __________ __________ |
| 1 + e / 2*x / 4*x\ / 4*x\ / 2*x\ / 2*x\ / 2*x\ / 2*x\ / 2*x\ / 2*x / 2*x\ / 2*x / 2*x\ |
\ \/ 1 + e \1 + e / \1 + e / \1 + e / \1 + e / \1 + e / \1 + e / *\-1 + e / \/ 1 + e *\-1 + e / \/ 1 + e *\-1 + e / /
$$\left(- \frac{2 \left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{3 \left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{4 x}}{\left(e^{2 x} + 1\right)^{\frac{5}{2}}} + \frac{4 \left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{4 \left(\frac{1}{\sqrt{e^{2 x} + 1}} - \frac{2 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1}\right) e^{4 x}}{\left(e^{2 x} - 1\right) \left(e^{2 x} + 1\right)^{\frac{3}{2}}} - \frac{8}{e^{4 x} + 1} + \frac{64 e^{4 x}}{\left(e^{4 x} + 1\right)^{2}} - \frac{64 e^{8 x}}{\left(e^{4 x} + 1\right)^{3}} + \frac{\frac{4}{\sqrt{e^{2 x} + 1}} - \frac{6 e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{3 e^{4 x}}{\left(e^{2 x} + 1\right)^{\frac{5}{2}}} - \frac{8 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1} - \frac{24 e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} + \frac{6 e^{4 x}}{\left(e^{2 x} - 1\right) \left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{48 \sqrt{e^{2 x} + 1} e^{2 x}}{\left(e^{2 x} - 1\right)^{2}} + \frac{24 e^{4 x}}{\left(e^{2 x} - 1\right)^{2} \sqrt{e^{2 x} + 1}} - \frac{48 \sqrt{e^{2 x} + 1} e^{4 x}}{\left(e^{2 x} - 1\right)^{3}}}{\sqrt{e^{2 x} + 1}} + \frac{2 \left(- \frac{2}{\sqrt{e^{2 x} + 1}} + \frac{e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{4 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1} + \frac{4 e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{8 \sqrt{e^{2 x} + 1} e^{2 x}}{\left(e^{2 x} - 1\right)^{2}}\right) e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} - \frac{4 \left(- \frac{2}{\sqrt{e^{2 x} + 1}} + \frac{e^{2 x}}{\left(e^{2 x} + 1\right)^{\frac{3}{2}}} + \frac{4 \sqrt{e^{2 x} + 1}}{e^{2 x} - 1} + \frac{4 e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}} - \frac{8 \sqrt{e^{2 x} + 1} e^{2 x}}{\left(e^{2 x} - 1\right)^{2}}\right) e^{2 x}}{\left(e^{2 x} - 1\right) \sqrt{e^{2 x} + 1}}\right) e^{2 x}$$