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Christoff_ferland
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Wiener Corollary in "An introduction to harmonic analysis" by Yitzhak Katznelson
Why is the first equality right? I'm not quite sure of this, please let me know.
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Wiener Corollary in "An introduction to harmonic analysis" by Yitzhak Katznelson
I'm really sorry, It's a typo, the correct is: $\mu(\{\tau\})=\lim\limits_{N\rightarrow\infty}\sum\limits_{-N}^N\hat \mu(n)e^{in\tau}$.
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