Question

Fourier coefficients of a measure and absolute continuity

score 276 · Answer 1 · 2014-06-24 14:58:55

276

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Fourier coefficients of a measure and absolute continuity

Published on 24 Jun 2014 - 14:58

score 308 · Answer 2 · 2026-03-25 17:37:47

308

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Building up the Fourier inversion theorem on locally compact abelian groups

Published on 25 Mar 2026 - 17:37

score 523 · Answer 3 · 2026-02-23 04:16:45

523

Views

Using normal families to bound a complex integral

Published on 23 Feb 2026 - 4:16

score 80 · Answer 4 · 2026-03-25 03:00:40

80

Views

Why the $L^1(R)$ space does not have a unconditional basis

Published on 25 Mar 2026 - 3:00

score 574 · Answer 5 · 2014-06-30 17:44:14

574

Views

Noncommutative Fourier Transform

Published on 30 Jun 2014 - 17:44

score 61 · Answer 6 · 2014-07-01 00:19:29

61

Views

Very simple question regarding sum/difference identity

Published on 01 Jul 2014 - 0:19

score 262 · Answer 7 · 2026-03-27 18:07:05

262

Views

About p-adic numbers

Published on 27 Mar 2026 - 18:07

score 196 · Answer 8 · 2014-07-05 01:48:51

196

Views

If $w$ is in weak $A_{\infty}(d\mu)$ where $d\mu$ is a doubling measure, then is $w\,d\mu$ doubling?

Published on 05 Jul 2014 - 1:48

score 29.5k · Answer 9 · 2026-03-25 06:00:28

29.5k

Views

What is difference between Fourier Transform and Fast Fourier Transform?

Published on 25 Mar 2026 - 6:00

score 197 · Answer 10 · 2014-07-09 16:42:57

197

Views

Why is the derivative of the translates of a measure measurable?

Published on 09 Jul 2014 - 16:42

score 205 · Answer 11 · 2014-07-11 18:20:55

205

Views

The variational formulation of entropy

Published on 11 Jul 2014 - 18:20

score 431 · Answer 12 · 2014-07-14 13:25:52

431

Views

$\widehat{f\ast g}= \hat{f} \cdot \hat{g}$ for $f, \hat{f} \in L^{p}(\mathbb R)\cap C(\mathbb R) (1<p<\infty, p\neq 2), g\in \mathcal{S}(\mathbb R)$?

Published on 14 Jul 2014 - 13:25

score 178 · Answer 13 · 2026-03-26 16:07:00

178

Views

If A has positive Haar measure then $AA^{-1}$ is a neighborhood of $e$

Published on 26 Mar 2026 - 16:07

score 179 · Answer 14 · 2026-03-27 23:31:24

179

Views

The trace of an operator

Published on 27 Mar 2026 - 23:31

score 69 · Answer 15 · 2026-03-25 21:54:12

69

Views

How to choose, $\phi \in C^{\infty}_{c}(\mathbb R)$ such that its Fourier transform $\hat{\phi}$ is 1 in some neighbourhood of the given point?

Published on 25 Mar 2026 - 21:54

List Question

Fourier coefficients of a measure and absolute continuity

Building up the Fourier inversion theorem on locally compact abelian groups

Using normal families to bound a complex integral

Why the $L^1(R)$ space does not have a unconditional basis

Noncommutative Fourier Transform

Very simple question regarding sum/difference identity

About p-adic numbers

If $w$ is in weak $A_{\infty}(d\mu)$ where $d\mu$ is a doubling measure, then is $w\,d\mu$ doubling?

What is difference between Fourier Transform and Fast Fourier Transform?

Why is the derivative of the translates of a measure measurable?

The variational formulation of entropy

$\widehat{f\ast g}= \hat{f} \cdot \hat{g}$ for $f, \hat{f} \in L^{p}(\mathbb R)\cap C(\mathbb R) (1<p<\infty, p\neq 2), g\in \mathcal{S}(\mathbb R)$?

If A has positive Haar measure then $AA^{-1}$ is a neighborhood of $e$

The trace of an operator

How to choose, $\phi \in C^{\infty}_{c}(\mathbb R)$ such that its Fourier transform $\hat{\phi}$ is 1 in some neighbourhood of the given point?

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