Question

Minkowski difference in a pseudo-AP

score 152 · Answer 1 · 2026-04-02 05:40:59

152

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Minkowski difference in a pseudo-AP

Published on 02 Apr 2026 - 5:40

score 1.2k · Answer 2 · 2026-03-30 00:21:23

1.2k

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About Rudin's outline to proving that Lipschitz functions have converging Fourier Series

Published on 30 Mar 2026 - 0:21

score 288 · Answer 3 · 2026-03-28 06:10:18

288

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Why is the limit of the overshoot due to Gibb's Phenomenon not 0 if a fourier series with infinite terms has no overshoot?

Published on 28 Mar 2026 - 6:10

score 43 · Answer 4 · 2026-03-30 10:09:28

43

Views

Trouble solving task related to Fourier transforms

Published on 30 Mar 2026 - 10:09

score 42 · Answer 5 · 2026-03-26 09:45:46

42

Views

Looking for a function having its fourier components

Published on 26 Mar 2026 - 9:45

score 66 · Answer 6 · 2026-03-30 00:21:28

66

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Find the coefficients $a_n$,$b_n$ of the Fourier series for a function:

Published on 30 Mar 2026 - 0:21

score 71 · Answer 7 · 2026-03-31 06:07:41

What mathematics is helpful for studying $\int_{|\mathbf{x}|<R} d^n \mathbf x \frac{e^{i \mathbf k\cdot \mathbf x}}{|\mathbf x|^2+a^2}$?

score 75 · Answer 8 · 2026-04-01 00:14:25

75

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Wavelets in Fourier domain

Published on 01 Apr 2026 - 0:14

score 65 · Answer 9 · 2026-03-30 10:11:47

65

Views

Fourier transform in textbooks, $\mathcal{F}^{-1}(\mathcal{F})=I$? Lebesgue vs. P.V. integrals

Published on 30 Mar 2026 - 10:11

score 364 · Answer 10 · 2019-08-02 13:45:26

364

Views

Proving a Mapping Property Between Tempered Distributions and Schwartz Functions

Published on 02 Aug 2019 - 13:45

score 163 · Answer 11 · 2026-03-30 10:13:13

163

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Is $f(x)=\lim_{R\rightarrow \infty}\int_{-R}^{R}\hat{f}(w)e^{2i\pi xw}dw$?

Published on 30 Mar 2026 - 10:13

score 108 · Answer 12 · 2026-03-30 02:07:12

108

Views

Any convex sequence induces a sequence $\{a_n\}$ to be the Fourier coefficients of a function $f\in L^1[0,2\pi]$

Published on 30 Mar 2026 - 2:07

score 75 · Answer 13 · 2019-08-05 00:36:46

75

Views

$\lim_{R\rightarrow +\infty}\int_{-1}^{1}\frac{\sin(2\pi R t)}{t}dt=\frac{1}{\pi}$

Published on 05 Aug 2019 - 0:36

score 220 · Answer 14 · 2026-03-25 08:12:55

220

Views

Pointwise convergence of Fourier-Legendre Series expansion

Published on 25 Mar 2026 - 8:12

score 42 · Answer 15 · 2026-03-30 15:01:44

42

Views

Using Sobolev embedding for a high frequency tail

Published on 30 Mar 2026 - 15:01

List Question

Minkowski difference in a pseudo-AP

About Rudin's outline to proving that Lipschitz functions have converging Fourier Series

Why is the limit of the overshoot due to Gibb's Phenomenon not 0 if a fourier series with infinite terms has no overshoot?

Trouble solving task related to Fourier transforms

Looking for a function having its fourier components

Find the coefficients $a_n$,$b_n$ of the Fourier series for a function:

What mathematics is helpful for studying $\int_{|\mathbf{x}|<R} d^n \mathbf x \frac{e^{i \mathbf k\cdot \mathbf x}}{|\mathbf x|^2+a^2}$?

Wavelets in Fourier domain

Fourier transform in textbooks, $\mathcal{F}^{-1}(\mathcal{F})=I$? Lebesgue vs. P.V. integrals

Proving a Mapping Property Between Tempered Distributions and Schwartz Functions

Is $f(x)=\lim_{R\rightarrow \infty}\int_{-R}^{R}\hat{f}(w)e^{2i\pi xw}dw$?

Any convex sequence induces a sequence $\{a_n\}$ to be the Fourier coefficients of a function $f\in L^1[0,2\pi]$

$\lim_{R\rightarrow +\infty}\int_{-1}^{1}\frac{\sin(2\pi R t)}{t}dt=\frac{1}{\pi}$

Pointwise convergence of Fourier-Legendre Series expansion

Using Sobolev embedding for a high frequency tail

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