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| -rw-r--r-- | Fourier Series.page | 2 |
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diff --git a/Fourier Series.page b/Fourier Series.page index 841993f..7cfb4c0 100644 --- a/Fourier Series.page +++ b/Fourier Series.page @@ -13,6 +13,8 @@ $$\begin{array}{ccl} & = & 1+iy-\frac{y^{2}}{2!}-i\frac{y^{3}}{3!}+\frac{y^{4}}{4!}+i\frac{y^{5}}{5!}+\cdots\\ & = & (1-\frac{y^{2}}{2!}+\frac{y^{4}}{4!}+\cdots)+i(y-\frac{y^{3}}{3!}+\frac{y^{5}}{5!}-\cdots)\\ & = & \cos y+i\sin y\end{array}$$ + +$\frac{Numerator}{Denominator}$ ##What is the Fourier series actually?</b> |