List questions from harmonic-analysis

Published on 30 Mar 2026 - 0:19

378

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Function decomposition in harmonic analysis

Published on 04 Mar 2015 - 12:30

135

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Is $\Delta^{-1}$ a bounded operator?

Published on 02 Apr 2026 - 18:59

80

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Ideal in Matrix algebra

Published on 28 Mar 2026 - 17:38

63

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support of function in topological group

Published on 30 Mar 2026 - 1:46

119

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If $\{f_1,f_2,...\}$ a given frame, $T$ a bounded linear, prove that $(Tf,f)=\sum_{n=1}^\infty |(f,f_n)|^2$.

Published on 23 Feb 2026 - 9:00

256

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What classical conditions give unique Laplace equation solutions on a half-plane?

Published on 15 Mar 2015 - 17:38

126

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Maximal Function Estimate

Published on 25 Mar 2026 - 17:17

409

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A question from Stein's Harmonic Analysis - real variable methods' book.

Published on 19 Mar 2015 - 8:28

159

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Uniform Approximation by Finite Wavelet Sum

Published on 25 Mar 2026 - 17:23

47

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Closedness of set in product topology

Published on 20 Mar 2015 - 4:46

292

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Lebesgue differentiation theorem for Orlicz spaces

Published on 25 Mar 2026 - 6:11

48

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Is one dimesional cubic NLS is globally wellposed in $H^{s}(\mathbb R), (0<s<1)$?

Published on 23 Mar 2015 - 7:44

598

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Why is boundedness of the ball multiplier equivalent to the convergence of Fourier transform in Lp?

Published on 25 Mar 2015 - 1:58

536

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Inverse Fourier transform of cut off of Fourier transform

Published on 01 Apr 2015 - 17:21

List Question

Boundedness of a singular integral operator on $L^p(\mathbb{R})$, $1<p<\infty$

Function decomposition in harmonic analysis

Is $\Delta^{-1}$ a bounded operator?

Ideal in Matrix algebra

support of function in topological group

If $\{f_1,f_2,...\}$ a given frame, $T$ a bounded linear, prove that $(Tf,f)=\sum_{n=1}^\infty |(f,f_n)|^2$.

What classical conditions give unique Laplace equation solutions on a half-plane?

Maximal Function Estimate

A question from Stein's Harmonic Analysis - real variable methods' book.

Uniform Approximation by Finite Wavelet Sum

Closedness of set in product topology

Lebesgue differentiation theorem for Orlicz spaces

Is one dimesional cubic NLS is globally wellposed in $H^{s}(\mathbb R), (0<s<1)$?

Why is boundedness of the ball multiplier equivalent to the convergence of Fourier transform in Lp?

Inverse Fourier transform of cut off of Fourier transform

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