List questions from fourier-transform

Published on 17 Mar 2026 - 5:04

74

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Find the convergence of series of a sequence of functions in $L^2(\mathbb{R})$

Published on 17 Mar 2026 - 18:56

220

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solving a simple ODE with Fourier transform

Published on 18 Mar 2026 - 23:27

56

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How can we prove that $e^{-jωn}$ converges at $0$ while n -> infinity?

Published on 17 Mar 2026 - 17:04

116

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Show that a periodic function $f(t)$ with period $T$ can be written as $ f(t) = f_T (t) \star \frac{1}{T} \text{comb}\bigg(\frac{t}{T}\bigg) $

Published on 17 Mar 2026 - 5:00

66

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Taking the Discrete Inverse Fourier Transform of a Continuous Forward Transform

Published on 17 Mar 2026 - 15:17

423

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Arcsin of a number greater than one

Published on 21 Mar 2026 - 13:09

85

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Complex numbers in programming

Published on 19 Mar 2026 - 19:08

155

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Power spectrum of field over an arbitrarily-shaped country

Published on 18 Mar 2026 - 7:20

275

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Computing an inverse Fourier Transform / Solving the free particle Schrödinger equation with a gaussian wave packet as initial condition

Published on 20 Mar 2026 - 4:20

99

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Inverse Fourier transform of a specific function

Published on 20 Mar 2026 - 5:05

1.3k

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Fourier transformation of $\sin(ax)\exp(\frac{-x^2}{2})$

Published on 21 Mar 2026 - 22:35

2.6k

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Computing convolution using the Fourier transform

Published on 19 Mar 2026 - 4:34

1.1k

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Find Fourier Transform of $\cos^2(ωt)x(t)$

Published on 17 Mar 2026 - 4:29

102

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Fourier transforms in PDEs

Published on 22 Mar 2026 - 1:05

List Question

Proof of Fourier transform of cos$2\pi ft$

Find the convergence of series of a sequence of functions in $L^2(\mathbb{R})$

solving a simple ODE with Fourier transform

How can we prove that $e^{-jωn}$ converges at $0$ while n -> infinity?

Show that a periodic function $f(t)$ with period $T$ can be written as $ f(t) = f_T (t) \star \frac{1}{T} \text{comb}\bigg(\frac{t}{T}\bigg) $

Taking the Discrete Inverse Fourier Transform of a Continuous Forward Transform

Arcsin of a number greater than one

Complex numbers in programming

Power spectrum of field over an arbitrarily-shaped country

Computing an inverse Fourier Transform / Solving the free particle Schrödinger equation with a gaussian wave packet as initial condition

Inverse Fourier transform of a specific function

Fourier transformation of $\sin(ax)\exp(\frac{-x^2}{2})$

Computing convolution using the Fourier transform

Find Fourier Transform of $\cos^2(ωt)x(t)$

Fourier transforms in PDEs

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