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| -rw-r--r-- | Fourier Series.page | 4 |
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diff --git a/Fourier Series.page b/Fourier Series.page index a46cf95..ee45251 100644 --- a/Fourier Series.page +++ b/Fourier Series.page @@ -9,6 +9,10 @@ To show that Fourier series is plausible, let us consider some arbitrary trignom $1. \cos(2x) = 1 - 2 \sin^2(x)$ $\therefore \sin^2(x) = 1/2 - \cos(2x)/2$ +\begin{eqnarray} +x = 1 \\ +c = 2 +\end{eqnarray} ##What is the Fourier series actually?</b> |