List questions from fourier-analysis

Published on 10 Apr 2026 - 23:22

156

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Formal Poisson summation formula

Published on 09 Apr 2026 - 7:48

92

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How to integrate over spikes in the context of signal processing?

Published on 27 Mar 2026 - 13:19

1.2k

Views

Properties of Riesz transform

Published on 01 Apr 2026 - 2:57

51

Views

Use term-by-term differentiation to solve for Fourier Cosine Series of even periodic extension of $e^x$

Published on 03 Apr 2026 - 7:50

82

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Mikhlin multiplier theorem at origin?

Published on 01 Apr 2026 - 12:46

754

Views

Fundamental solution $\Delta$ on a torus.

Published on 26 Mar 2026 - 19:02

65

Views

How do I prove $\mathcal{F} (e^{-\pi\alpha x^2}) =1/{\sqrt{\alpha}}e^{-\pi \xi^2 /\alpha}$ for $\alpha$ purely imaginary?

Published on 29 Mar 2026 - 6:55

208

Views

Why can't the Fourier partial sums of a continuous function tend to infinity at a point?

Published on 18 Oct 2019 - 12:04

52

Views

Sufficient/Necessary condition to have Fourier series representation.

Published on 03 Apr 2026 - 7:46

65

Views

Fourier analysis: Sine and Cosine series

Published on 11 Apr 2026 - 10:59

114

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Finding sum of Cn^2 coefficients of Fourier Series

Published on 11 Apr 2026 - 21:44

44

Views

Orthogonality of $L^2(G)$ for a compact group

Published on 01 Apr 2026 - 12:53

2.1k

Views

Fourier series of a function in interval $[-\pi/2,\pi/2]$

Published on 11 Apr 2026 - 1:33

612

Views

Coefficients of Fourier series in $L^2$?

Published on 31 Mar 2026 - 1:04

List Question

Fourier Transform in $l^2(\mathbb{Z},\mathbb{C})$

Formal Poisson summation formula

How to integrate over spikes in the context of signal processing?

Properties of Riesz transform

Use term-by-term differentiation to solve for Fourier Cosine Series of even periodic extension of $e^x$

Mikhlin multiplier theorem at origin?

Fundamental solution $\Delta$ on a torus.

How do I prove $\mathcal{F} (e^{-\pi\alpha x^2}) =1/{\sqrt{\alpha}}e^{-\pi \xi^2 /\alpha}$ for $\alpha$ purely imaginary?

Why can't the Fourier partial sums of a continuous function tend to infinity at a point?

Sufficient/Necessary condition to have Fourier series representation.

Fourier analysis: Sine and Cosine series

Finding sum of Cn^2 coefficients of Fourier Series

Orthogonality of $L^2(G)$ for a compact group

Fourier series of a function in interval $[-\pi/2,\pi/2]$

Coefficients of Fourier series in $L^2$?

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