Question

General solultion to $f(t) - f(t+{2\pi \over c})=A\sin(w_ot)$

score 39 · Answer 1 · 2026-04-14 08:13:11

39

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General solultion to $f(t) - f(t+{2\pi \over c})=A\sin(w_ot)$

Published on 14 Apr 2026 - 8:13

score 55 · Answer 2 · 2026-04-12 11:28:25

55

Views

The eigenvectors of DFT

Published on 12 Apr 2026 - 11:28

score 64 · Answer 3 · 2026-04-09 07:07:30

64

Views

Solving the Poisson's equation using intergal transform method

Published on 09 Apr 2026 - 7:07

score 163 · Answer 4 · 2026-04-13 21:41:52

163

Views

What are the range of Fourier coefficients such that the resultant function is positive and bounded?

Published on 13 Apr 2026 - 21:41

score 53 · Answer 5 · 2026-04-11 21:20:42

53

Views

Do functions exist, for which the the cosine transform does not exist, but the sine transform exists?

Published on 11 Apr 2026 - 21:20

score 57 · Answer 6 · 2026-04-12 15:50:17

57

Views

2D inverse Fourier transform of $\frac{\mathrm{exp}(-|\mathbf{k}|^{2})}{1+|\mathbf{k}|^{2}}$

Published on 12 Apr 2026 - 15:50

score 57 · Answer 7 · 2026-04-16 08:35:44

57

Views

Find the Fourier transform of $f(x)=\alpha, ~\alpha\in\mathbb{C}$.

Published on 16 Apr 2026 - 8:35

score 113 · Answer 8 · 2026-04-10 06:08:57

113

Views

A problem with Fourier transforms

Published on 10 Apr 2026 - 6:08

score 107 · Answer 9 · 2026-04-11 11:48:02

107

Views

How to take a Fourier transform of a $\text{sinc}$ function in the complex plane.

Published on 11 Apr 2026 - 11:48

score 125 · Answer 10 · 2026-04-13 17:24:18

125

Views

Is it possible to calculate $\sum_{n=0}^{\infty}\frac{1}{n!}\frac{d^nf}{dx^n}\frac{d^ng}{dx^n}$, for infinitely-differentiable $f(x)$ and $g(x)$?

Published on 13 Apr 2026 - 17:24

score 155 · Answer 11 · 2026-04-08 19:47:54

155

Views

Wave equation solution does not satisfy the boundary conditions

Published on 08 Apr 2026 - 19:47

score 137 · Answer 12 · 2026-04-14 15:45:08

137

Views

Hankel transfrom of $\mathrm{exp}(-r^2)/(1+r)$

Published on 14 Apr 2026 - 15:45

score 113 · Answer 13 · 2026-04-13 18:17:02

113

Views

Boundedness of Fourier Transform on $\mathbb{R}$

Published on 13 Apr 2026 - 18:17

score 37 · Answer 14 · 2026-04-11 08:05:05

37

Views

What is the complex conjugate of this Fourier based function with complex power function?

Published on 11 Apr 2026 - 8:05

score 85 · Answer 15 · 2026-04-09 19:56:03

85

Views

Is a function in Hilbert space Lipschitz continuous?

Published on 09 Apr 2026 - 19:56

List Question

General solultion to $f(t) - f(t+{2\pi \over c})=A\sin(w_ot)$

The eigenvectors of DFT

Solving the Poisson's equation using intergal transform method

What are the range of Fourier coefficients such that the resultant function is positive and bounded?

Do functions exist, for which the the cosine transform does not exist, but the sine transform exists?

2D inverse Fourier transform of $\frac{\mathrm{exp}(-|\mathbf{k}|^{2})}{1+|\mathbf{k}|^{2}}$

Find the Fourier transform of $f(x)=\alpha, ~\alpha\in\mathbb{C}$.

A problem with Fourier transforms

How to take a Fourier transform of a $\text{sinc}$ function in the complex plane.

Is it possible to calculate $\sum_{n=0}^{\infty}\frac{1}{n!}\frac{d^nf}{dx^n}\frac{d^ng}{dx^n}$, for infinitely-differentiable $f(x)$ and $g(x)$?

Wave equation solution does not satisfy the boundary conditions

Hankel transfrom of $\mathrm{exp}(-r^2)/(1+r)$

Boundedness of Fourier Transform on $\mathbb{R}$

What is the complex conjugate of this Fourier based function with complex power function?

Is a function in Hilbert space Lipschitz continuous?

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