List questions from fourier-transform

Published on 15 Apr 2026 - 20:25

48

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Find $D_{A,B}$ satisfying $\int_{-A}^{B}\hat{f}(t)e^{2\pi itx} dt=\int_{\mathbb{R}} f(x-y) D_{A,B}(y) dy$

Published on 17 Apr 2026 - 8:13

139

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Calculated $\mathcal{F}\{\operatorname{sinc}(t)\}$ and $\mathcal{F}\{\cos(t)\}$

Published on 15 Apr 2026 - 22:37

90

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Understanding of Fourier transform

Published on 11 Apr 2026 - 6:52

565

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power of the DFT matrix

Published on 12 Apr 2026 - 1:36

35

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How to derive transform fourier for general expression of gaussian $e^{-\frac{ax^2}{2}}$ for $a>0$

Published on 09 Apr 2026 - 13:56

157

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Integral involving Airy function and its Fourier transform

Published on 12 Apr 2026 - 0:03

528

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Representation of Dirac's delta function over a domain with periodic boundary condition

Published on 15 Apr 2026 - 5:03

88

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How does the Fourier Transform work??

Published on 08 Apr 2026 - 22:10

69

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Proof of the Plancherel theorem in Cohen-Tannoudji

Published on 12 Apr 2026 - 12:27

498

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The Fourier Transform of a Bessel function: $J_a(be^{-x}), a,b>0$

Published on 14 Apr 2026 - 22:55

120

Views

Fourier Transform on product of 2 functions

Published on 13 Apr 2026 - 21:43

92

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Sample functions of stochastic processes violate Dirichlet conditions. Why?

Published on 13 Apr 2026 - 19:32

127

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Where is a mistake? Problem related to the Riemann zeta function.

Published on 12 Apr 2026 - 4:44

47

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Is it possible to Calculate This integral using fourier transform?

Published on 08 Apr 2026 - 23:31

List Question

Inverse Fourier Sine Transform of $\frac{1}{p^2+a^2}$

Find $D_{A,B}$ satisfying $\int_{-A}^{B}\hat{f}(t)e^{2\pi itx} dt=\int_{\mathbb{R}} f(x-y) D_{A,B}(y) dy$

Calculated $\mathcal{F}\{\operatorname{sinc}(t)\}$ and $\mathcal{F}\{\cos(t)\}$

Understanding of Fourier transform

power of the DFT matrix

How to derive transform fourier for general expression of gaussian $e^{-\frac{ax^2}{2}}$ for $a>0$

Integral involving Airy function and its Fourier transform

Representation of Dirac's delta function over a domain with periodic boundary condition

How does the Fourier Transform work??

Proof of the Plancherel theorem in Cohen-Tannoudji

The Fourier Transform of a Bessel function: $J_a(be^{-x}), a,b>0$

Fourier Transform on product of 2 functions

Sample functions of stochastic processes violate Dirichlet conditions. Why?

Where is a mistake? Problem related to the Riemann zeta function.

Is it possible to Calculate This integral using fourier transform?

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