List questions from fourier-analysis

Published on 13 Apr 2026 - 10:24

186

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Who can provide the paper "Theoria interpolationis methodo nova tractata"?

Published on 13 Apr 2026 - 13:40

140

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Fourier transform of a normalized function

Published on 10 Apr 2026 - 3:31

216

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$\int \hat{f} g = 0$ for all test functions $f$ implies $g=0$

Published on 17 Apr 2026 - 8:42

46

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Inequality for a weighted Bilinear form in Fourier variables

Published on 14 Apr 2026 - 2:22

20

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Loss of regularity for left invariant vector field

Published on 25 Mar 2026 - 11:19

37

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Bounding $\Vert f''(x)\mathrm{sech}(x)\Vert_{L^2(\mathbb{R})}$ for functions $f$ supported on small frequencies.

Published on 14 Apr 2026 - 18:54

30

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Best reference on deconvolutions?

Published on 10 Apr 2026 - 19:30

106

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How to understand the infinite dimensional space?

Published on 14 Apr 2026 - 11:23

47

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Finding initial conditions such that the formal solution of Laplace equation doesn't converge

Published on 13 Apr 2026 - 8:15

32

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Confusion about Fourier Sin Series with factor

Published on 09 Apr 2026 - 0:05

140

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Sufficient conditions on $f_n\longrightarrow f$ so that $\hat{f_n}\longrightarrow\hat f$ in $L^1$ sense

Published on 16 Apr 2026 - 14:02

119

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Is Schwartz space on $\mathbb{R}^n$ the closure of the span of tensor products of functions in Schwartz space on $\mathbb{R}$?

Published on 14 Apr 2026 - 6:40

124

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An exercise on Fourier Analysis with Dirichlet and Fejer kernels

Published on 11 Apr 2026 - 22:26

70

Views

Justifying taking Fourier transform of derivatives

Published on 12 Apr 2026 - 1:01

List Question

Approximation of Fourier transform

Who can provide the paper "Theoria interpolationis methodo nova tractata"?

Fourier transform of a normalized function

$\int \hat{f} g = 0$ for all test functions $f$ implies $g=0$

Inequality for a weighted Bilinear form in Fourier variables

Loss of regularity for left invariant vector field

Bounding $\Vert f''(x)\mathrm{sech}(x)\Vert_{L^2(\mathbb{R})}$ for functions $f$ supported on small frequencies.

Best reference on deconvolutions?

How to understand the infinite dimensional space?

Finding initial conditions such that the formal solution of Laplace equation doesn't converge

Confusion about Fourier Sin Series with factor

Sufficient conditions on $f_n\longrightarrow f$ so that $\hat{f_n}\longrightarrow\hat f$ in $L^1$ sense

Is Schwartz space on $\mathbb{R}^n$ the closure of the span of tensor products of functions in Schwartz space on $\mathbb{R}$?

An exercise on Fourier Analysis with Dirichlet and Fejer kernels

Justifying taking Fourier transform of derivatives

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