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Input:
exp(x)
Write:
`exp(x)`
Compute:
$$fourier(exp(x))$$
Output:
$$fourier(exp(x))== \frac {(-sinh(\pi ))\ cos(x)}{\pi }+\frac {\frac{2}{5}\ sinh(\pi )\ cos(2\ x)}{\pi }+\frac {(\frac{-1}{5})\ sinh(\pi )\ cos(3\ x)}{\pi }+\frac {\frac{1}{2}\ exp(\pi )}{\pi }-\frac {\frac{1}{2}\ exp(-\pi )}{\pi }+\frac {sinh(\pi )}{\pi }\ sin(x)+\frac {(\frac{-4}{5})\ sinh(\pi )}{\pi }\ sin(2\ x)+\frac {\frac{3}{5}\ sinh(\pi )}{\pi }\ sin(3\ x)$$
Result: $$\frac {(-sinh(\pi ))\ cos(x)}{\pi }+\frac {\frac{2}{5}\ sinh(\pi )\ cos(2\ x)}{\pi }+\frac {(\frac{-1}{5})\ sinh(\pi )\ cos(3\ x)}{\pi }+\frac {\frac{1}{2}\ exp(\pi )}{\pi }-\frac {\frac{1}{2}\ exp(-\pi )}{\pi }+\frac {sinh(\pi )}{\pi }\ sin(x)+\frac {(\frac{-4}{5})\ sinh(\pi )}{\pi }\ sin(2\ x)+\frac {\frac{3}{5}\ sinh(\pi )}{\pi }\ sin(3\ x)$$
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