List questions from harmonic-analysis

Published on 12 Apr 2026 - 6:41

165

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Pontryagin Duality and Adjoints of Group Automorphisms

Published on 11 Apr 2026 - 16:53

384

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Is the norm of the Hardy-Littlewood maximal operator bounded?

Published on 10 Apr 2026 - 18:21

141

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Reference for: if G discrete $L^{1}(G)= M(G)$

Published on 15 Apr 2026 - 6:55

327

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Uniqueness of measure on quotient

Published on 14 Apr 2026 - 14:39

51

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Can the Fourier transform witness complete normality of the dual group?

Published on 10 May 2026 - 19:41

87

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Let $\mathbb{F}$ be a purely real number field. What is the Pontryagin Dual of $\mathbb{F}/\mathbb{Z}$?

Published on 15 Apr 2026 - 19:16

278

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Logarithmic vs Sequential density of a sequence

Published on 11 Apr 2026 - 15:48

268

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Carleson-Hunt Theorem on $\Bbb R$.

Published on 11 Apr 2026 - 20:43

227

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Distributional Fourier Transform of $\frac{1}{|x|^a}$

Published on 10 Apr 2026 - 17:36

56

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A Besov norm estimate of analytic function based on Paley-Wiener theorem

Published on 25 Apr 2026 - 9:08

205

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Summation of floor of harmonic progression multiply with i : $\sum_{i=2}^n i\cdot\lfloor\frac ni\rfloor$

Published on 11 Apr 2026 - 14:59

147

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Determine the shift in tonal center of a piece of music.

Published on 09 Apr 2026 - 11:44

430

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Compute $\sum_{n=1}^\infty (-1)^{n-1}\frac{H_{2n+1}}{(2n+1)^3}$ and $\sum_{n=1}^\infty (-1)^{n-1}\frac{H_{2n+1}^{(2)}}{(2n+1)^2}$

Published on 10 May 2026 - 14:32

135

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Maximal function of $\frac{1}{|x|^a}, x \in \Bbb{R}^d$ for $0<a<d$

Published on 15 Apr 2026 - 12:53

List Question

Using Sobolev embedding for a high frequency tail

Pontryagin Duality and Adjoints of Group Automorphisms

Is the norm of the Hardy-Littlewood maximal operator bounded?

Reference for: if G discrete $L^{1}(G)= M(G)$

Uniqueness of measure on quotient

Can the Fourier transform witness complete normality of the dual group?

Let $\mathbb{F}$ be a purely real number field. What is the Pontryagin Dual of $\mathbb{F}/\mathbb{Z}$?

Logarithmic vs Sequential density of a sequence

Carleson-Hunt Theorem on $\Bbb R$.

Distributional Fourier Transform of $\frac{1}{|x|^a}$

A Besov norm estimate of analytic function based on Paley-Wiener theorem

Summation of floor of harmonic progression multiply with i : $\sum_{i=2}^n i\cdot\lfloor\frac ni\rfloor$

Determine the shift in tonal center of a piece of music.

Compute $\sum_{n=1}^\infty (-1)^{n-1}\frac{H_{2n+1}}{(2n+1)^3}$ and $\sum_{n=1}^\infty (-1)^{n-1}\frac{H_{2n+1}^{(2)}}{(2n+1)^2}$

Maximal function of $\frac{1}{|x|^a}, x \in \Bbb{R}^d$ for $0<a<d$

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