List questions from fourier-analysis

129

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A simple Fourier-analytic proof of $\zeta(s)\neq 0$ for $\text{Re}(s)=0$: is it possible/already known?

Published on 25 Mar 2026 - 1:18

163

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How to justify mathematical physics result involving Fourier Series

Published on 24 Mar 2026 - 23:46

1.1k

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Inverse Fourier Transform Formula on $L^2.$

Published on 24 Mar 2026 - 23:44

622

Views

Quantifying a function's Fourier transform's $p$-norm?

Published on 29 Mar 2026 - 5:43

2.6k

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How to find the fourier integral of this function?

Published on 25 Mar 2026 - 6:12

84

Views

Solution of $\tan((n+1)x/2) = (n+1)\tan(x/2)$

Published on 25 Mar 2026 - 9:17

154

Views

Inequalities for the norms of the fractional Fourier transform

Published on 23 Mar 2026 - 9:21

52

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Subtracting 1 from a generic low pass filter

Published on 19 Mar 2026 - 19:27

189

Views

Fourier Transform Notation in Signal Processing

Published on 25 Mar 2026 - 1:13

183

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Fourier series: showing equality of operator norm

Published on 25 Mar 2026 - 7:47

87

Views

Does $e^{j2\pi kt} = (e^{j2\pi k})^t$?

Published on 25 Mar 2026 - 9:22

54

Views

Positivity of Fourier transform for extension of $1 - c x^2$?

Published on 25 Mar 2026 - 6:24

47

Views

Determine convergence or divergence of Fourier series of a continuous function on $\left[-\pi,\pi\right]$ at $x=0$

Published on 07 Feb 2018 - 16:31

86

Views

Assume that $f \in L^1(\mathbb{R})$ $ g(x)=e^{2 i \pi x}$ compute $ f*g$

Published on 25 Mar 2026 - 1:18

134

Views

Condition about equality between a function and his Fourier series

Published on 25 Mar 2026 - 7:41

List Question

A simple Fourier-analytic proof of $\zeta(s)\neq 0$ for $\text{Re}(s)=0$: is it possible/already known?

How to justify mathematical physics result involving Fourier Series

Inverse Fourier Transform Formula on $L^2.$

Quantifying a function's Fourier transform's $p$-norm?

How to find the fourier integral of this function?

Solution of $\tan((n+1)x/2) = (n+1)\tan(x/2)$

Inequalities for the norms of the fractional Fourier transform

Subtracting 1 from a generic low pass filter

Fourier Transform Notation in Signal Processing

Fourier series: showing equality of operator norm

Does $e^{j2\pi kt} = (e^{j2\pi k})^t$?

Positivity of Fourier transform for extension of $1 - c x^2$?

Determine convergence or divergence of Fourier series of a continuous function on $\left[-\pi,\pi\right]$ at $x=0$

Assume that $f \in L^1(\mathbb{R})$ $ g(x)=e^{2 i \pi x}$ compute $ f*g$

Condition about equality between a function and his Fourier series

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