List questions from harmonic-analysis

Published on 26 Mar 2026 - 4:30

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Show that for all $f$ and $g$ in $\mathbb{L}^1(E_n)$ that $f(\circ)g(x-\circ) \in \mathbb{L}^1(E_n)$

Published on 26 Sep 2016 - 5:59

222

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An Error in a Proof that all Banach algebras are symmetric

Published on 01 Apr 2026 - 2:07

108

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Bound for the quasinorm of sum of functions

Published on 30 Sep 2016 - 7:33

245

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Complex Inner Product Space Integral Formula

Published on 02 Oct 2016 - 2:12

41

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Convergence of a series related to $\mathcal S(\Bbb R)$ functions.

Published on 02 Oct 2016 - 6:07

103

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Why does harmonic analysis give a series on the circle, but an integral over the line?

Published on 05 Oct 2016 - 18:07

234

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$L^\infty$ bound on smooth compactly supported function using Fourier transform

Published on 06 Oct 2016 - 2:35

78

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How does inversion look like for the Fourier transform of a measure?

Published on 06 Oct 2016 - 2:43

163

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What does $l^p$-summability of Fourier coefficients imply about $L^q$-integrability?

Published on 07 Oct 2016 - 19:46

22

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Why $\int_{B_r}u(y)dy=\int_{\partial B_r}\partial _r u(y)dy$?

Published on 08 Oct 2016 - 8:58

111

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Questions on Harmonic function.

Published on 29 Mar 2026 - 3:18

2.5k

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What is the goal of harmonic analysis?

Published on 01 Apr 2026 - 8:19

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Is a function that integrates to zero against all polynomials constant?

Published on 11 Oct 2016 - 16:57

145

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Some detail in Fefferman's thesis

Published on 01 Apr 2026 - 13:11

List Question

convolution of $L^1(G)$ functions as weak integral

Show that for all $f$ and $g$ in $\mathbb{L}^1(E_n)$ that $f(\circ)g(x-\circ) \in \mathbb{L}^1(E_n)$

An Error in a Proof that all Banach algebras are symmetric

Bound for the quasinorm of sum of functions

Complex Inner Product Space Integral Formula

Convergence of a series related to $\mathcal S(\Bbb R)$ functions.

Why does harmonic analysis give a series on the circle, but an integral over the line?

$L^\infty$ bound on smooth compactly supported function using Fourier transform

How does inversion look like for the Fourier transform of a measure?

What does $l^p$-summability of Fourier coefficients imply about $L^q$-integrability?

Why $\int_{B_r}u(y)dy=\int_{\partial B_r}\partial _r u(y)dy$?

Questions on Harmonic function.

What is the goal of harmonic analysis?

Is a function that integrates to zero against all polynomials constant?

Some detail in Fefferman's thesis

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