List questions from fourier-analysis

Published on 15 Apr 2026 - 9:23

108

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Question regarding Fourier Series

Published on 14 Apr 2026 - 6:48

573

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Using Fourier transform to compute Fourier series.

Published on 13 Apr 2026 - 21:37

2.7k

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Fourier transform of Gaussian?

Published on 08 Apr 2026 - 19:38

170

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Inverting a complex function

Published on 12 Apr 2026 - 16:54

664

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Is this derivation of the Dirichlet Integral using a derivative under the integral sign, incorrect?

Published on 14 Apr 2026 - 5:33

39

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Deriving existence of classical Fourier transform via the space of temperate distributions

Published on 12 Apr 2026 - 20:39

693

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Whether the job of Fourier Transform is just to convert signals from time domain to frequency domain only or more than it?

Published on 17 Apr 2026 - 4:58

46

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Convolution of derivatives

Published on 09 Apr 2026 - 19:52

240

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Prove the Fourier Inversion Formula for a Multivariate Distribution

Published on 11 Apr 2026 - 18:55

346

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Have some queries about Fourier Transform

Published on 11 Apr 2026 - 10:06

94

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Evaluate two dimensional frequency domain for single point

Published on 15 Apr 2026 - 5:54

176

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Prove if $T\in\mathcal{D}'(\mathbb{R})$ and $\mathrm{d}T/\mathrm{d}x=0$ then $T$ is the constant distribution.

Published on 16 Apr 2026 - 9:57

1.7k

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Fourier transform not surjective using oppen mapping theorem.

Published on 10 Apr 2026 - 13:17

4.7k

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$\sin$ and $\cos$ are the basis of what space?

Published on 12 Apr 2026 - 23:14

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Inverse Fourier transform of $\exp(4\pi^2i|\xi|^2t)$

Question regarding Fourier Series

Using Fourier transform to compute Fourier series.

Fourier transform of Gaussian?

Inverting a complex function

Is this derivation of the Dirichlet Integral using a derivative under the integral sign, incorrect?

Deriving existence of classical Fourier transform via the space of temperate distributions

Whether the job of Fourier Transform is just to convert signals from time domain to frequency domain only or more than it?

Convolution of derivatives

Prove the Fourier Inversion Formula for a Multivariate Distribution

Have some queries about Fourier Transform

Evaluate two dimensional frequency domain for single point

Prove if $T\in\mathcal{D}'(\mathbb{R})$ and $\mathrm{d}T/\mathrm{d}x=0$ then $T$ is the constant distribution.

Fourier transform not surjective using oppen mapping theorem.

$\sin$ and $\cos$ are the basis of what space?

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