Window function: Difference between revisions

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m Dating maintenance tags: {{Citation needed}}
m Raised-cosine windows: fix definition of zero-phase cosine window (sign error)
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\begin{align}
w_0(n)\ &= w\left[ n+\tfrac{N}{2}\right]\\
&= a_0 -+ (1-a_0)\cdot \cos \left ( \tfrac{2\pi n}{N} \right),\quad -\tfrac{N}{2} \le n \le \tfrac{N}{2}.
\end{align}
</math>