List questions from fourier-transform

Published on 08 Mar 2024 - 21:55

31

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Solving $-w(-i \vec \nabla) u = \partial_t u$ with the Fourier Transform

Published on 09 Mar 2024 - 17:37

36

Views

Verifying Fourier inversion for a rectangular function

Published on 02 Apr 2026 - 11:45

33

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Solving a second order ODE using the Fourier transform.

Published on 10 Mar 2024 - 19:18

58

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Where is the $1/2$ lost in Fourier transform?

Published on 10 Mar 2024 - 19:45

131

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Solving an ODE using the Fourier transform

Published on 12 Mar 2024 - 11:03

35

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Boundedness of Fourier series

Published on 12 Mar 2024 - 13:11

29

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Fourier Transforms and changing measures

Published on 09 Apr 2026 - 8:07

42

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A question in Folland's book on Real Analysis

Published on 25 Mar 2026 - 23:37

55

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Is there a compactly supported differentiable function that is NOT the Fourier transform of an L1 function?

Published on 13 Mar 2024 - 19:12

34

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Perceval Theorem in even and odd function

Published on 14 Mar 2024 - 3:22

226

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Tricky integral $\int_0^\pi{12\cos x\ \mathrm{sech}(\frac \pi2 \tan\frac x2)}\mathrm{d}x=\pi^2$

Published on 14 Mar 2024 - 12:06

50

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Fourier transform and power series

Published on 01 Apr 2026 - 10:00

16

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What is the class of matrices diagonalizable by "generalized FFT"?

Published on 09 Mar 2026 - 5:46

18

Views

Condition of function $f$ for non-only-positivity of its Fourier transform

Published on 19 Mar 2026 - 8:48

List Question

Computing Fourier Transform for $(1 - e^{-iyx})\frac{1}{x^{\alpha}}$

Solving $-w(-i \vec \nabla) u = \partial_t u$ with the Fourier Transform

Verifying Fourier inversion for a rectangular function

Solving a second order ODE using the Fourier transform.

Where is the $1/2$ lost in Fourier transform?

Solving an ODE using the Fourier transform

Boundedness of Fourier series

Fourier Transforms and changing measures

A question in Folland's book on Real Analysis

Is there a compactly supported differentiable function that is NOT the Fourier transform of an L1 function?

Perceval Theorem in even and odd function

Tricky integral $\int_0^\pi{12\cos x\ \mathrm{sech}(\frac \pi2 \tan\frac x2)}\mathrm{d}x=\pi^2$

Fourier transform and power series

What is the class of matrices diagonalizable by "generalized FFT"?

Condition of function $f$ for non-only-positivity of its Fourier transform

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