List questions from fourier-transform

Published on 12 Apr 2026 - 21:26

77

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Fourier transform of $e^{-x} H(x)$

Published on 09 Apr 2026 - 0:02

47

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When the Fourier transform is in $L^1(\mathbb{R}^n)$?

Published on 15 Apr 2026 - 14:40

76

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Why does Fourier transform gives the correct amplitudes?

Published on 17 Apr 2026 - 5:53

64

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Fourier transform of $f(x)=\frac{1}{1+|x|^n}$ and $f(t)=\frac{1}{\left(1+|x|\right)^n}$ where $n>0$

Published on 16 Apr 2026 - 1:34

201

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Calculate $\int_0^{\infty} \frac{\sin(ax)\sin(bx)}{x} dx$

Published on 15 Apr 2026 - 7:30

61

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What does 'essentially supported' mean in uncertainty principle?

Published on 18 Apr 2026 - 23:12

248

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Circumference of a circle using integral representation of Dirac delta

Published on 11 Apr 2026 - 21:52

1.3k

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Fourier Transform of Product of 2 Function (inverse convolution)

Published on 11 Apr 2026 - 12:55

74

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Find the fourier coefficient of given function

Published on 13 Apr 2026 - 17:24

87

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Fourier transform of $\frac{(x-iw)^\alpha}{(x+iw)^\alpha}$

Published on 16 Apr 2026 - 0:48

63

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Fourier transform of surface measure on half unit sphere

Published on 10 Apr 2026 - 4:44

71

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solving $u_t = u_{xx} +2u_x +u+1$

Published on 16 Apr 2026 - 8:22

30

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Ker of the Fourier transform

Published on 13 Apr 2026 - 3:31

197

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Integral $\int_{-\pi}^{\pi} \frac{a^2 \cos(nx)}{(a^2 + x^2)^2} dx$

Published on 16 Apr 2026 - 12:00

List Question

Can the ensemble of Fourier transforms of Gaussian random fields be given explicitly by a pdf?

Fourier transform of $e^{-x} H(x)$

When the Fourier transform is in $L^1(\mathbb{R}^n)$?

Why does Fourier transform gives the correct amplitudes?

Fourier transform of $f(x)=\frac{1}{1+|x|^n}$ and $f(t)=\frac{1}{\left(1+|x|\right)^n}$ where $n>0$

Calculate $\int_0^{\infty} \frac{\sin(ax)\sin(bx)}{x} dx$

What does 'essentially supported' mean in uncertainty principle?

Circumference of a circle using integral representation of Dirac delta

Fourier Transform of Product of 2 Function (inverse convolution)

Find the fourier coefficient of given function

Fourier transform of $\frac{(x-iw)^\alpha}{(x+iw)^\alpha}$

Fourier transform of surface measure on half unit sphere

solving $u_t = u_{xx} +2u_x +u+1$

Ker of the Fourier transform

Integral $\int_{-\pi}^{\pi} \frac{a^2 \cos(nx)}{(a^2 + x^2)^2} dx$

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