List questions from fourier-transform

Published on 11 Apr 2026 - 17:17

36

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Prove that the logarithm of the absolute value has Fourier's transformation

Published on 12 Apr 2026 - 10:00

87

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Show that if $f,\hat f,g \in {L^1}(R)$ then $f.g \in {L^1}(R)$

Published on 05 Jun 2017 - 16:38

258

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How can I deduce that Fourier series of $f$ converges to $f$ in L^2([-L,L])

Published on 08 Apr 2026 - 9:40

224

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Fourier transform and uniform convergence

Published on 11 Apr 2026 - 19:34

238

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Solving an ODE for the Green function using Fourier transform

Published on 12 Apr 2026 - 13:00

180

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Inverse Fourier transform in 3D with q^n in denominator

Published on 07 Jun 2017 - 19:08

1.9k

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Laplace and Fourier transform

Published on 13 Apr 2026 - 2:39

139

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Simple Complex Integral from Peskin and Schroeder Eq. (6.4)

Published on 26 Mar 2026 - 7:33

107

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Justify that $u(x,y)\overset{y\uparrow\infty}{\longrightarrow}0$ implies $\mathcal{F}_{x}(u)(\alpha,y)\overset{y\uparrow\infty}{\longrightarrow}0$

Published on 04 Apr 2026 - 10:24

86

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how to convert an image into formulas

Published on 27 Mar 2026 - 14:58

1.1k

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DFT of 2d data points?

Published on 29 Mar 2026 - 14:18

380

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Help with a question on convolution problem?

Published on 10 Apr 2026 - 1:52

1k

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Fourier Transform of a Periodic function

Published on 09 Apr 2026 - 20:49

21

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Sine fourier transform $\frac{1}{2}i$ or $\frac{1}{2i}$

Published on 10 Jun 2017 - 19:15

List Question

Definition of the Fourier Transform

Prove that the logarithm of the absolute value has Fourier's transformation

Show that if $f,\hat f,g \in {L^1}(R)$ then $f.g \in {L^1}(R)$

How can I deduce that Fourier series of $f$ converges to $f$ in L^2([-L,L])

Fourier transform and uniform convergence

Solving an ODE for the Green function using Fourier transform

Inverse Fourier transform in 3D with q^n in denominator

Laplace and Fourier transform

Simple Complex Integral from Peskin and Schroeder Eq. (6.4)

Justify that $u(x,y)\overset{y\uparrow\infty}{\longrightarrow}0$ implies $\mathcal{F}_{x}(u)(\alpha,y)\overset{y\uparrow\infty}{\longrightarrow}0$

how to convert an image into formulas

DFT of 2d data points?

Help with a question on convolution problem?

Fourier Transform of a Periodic function

Sine fourier transform $\frac{1}{2}i$ or $\frac{1}{2i}$

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