Question

Two definitions for an operator, are consistent?

score 47 · Answer 1 · 2026-04-25 09:41:09

47

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Two definitions for an operator, are consistent?

Published on 25 Apr 2026 - 9:41

score 167 · Answer 2 · 2026-04-16 11:37:04

167

Views

How to find: $\lim\limits _{n \rightarrow \infty} n^{3} \int\limits_{-\pi}^{\pi} \frac{\cos (2 n x)}{1+x^{8}} d x$

Published on 16 Apr 2026 - 11:37

score 46 · Answer 3 · 2026-04-12 00:07:46

46

Views

Getting the Fourier Transform from Time Averaging of the Stockwell Transform

Published on 12 Apr 2026 - 0:07

score 60 · Answer 4 · 2026-04-12 16:12:25

60

Views

Representation of $\sum_{k=1}^{\infty} \frac{f^{(k)}(a)}{k!} k^{-p} $ in terms of another series

Published on 12 Apr 2026 - 16:12

score 28 · Answer 5 · 2026-04-15 20:07:13

28

Views

$f\in\mathcal{S}'^n$, if $D^\alpha f\in L^2$, prove $\xi^\alpha\hat f(\xi)\in L^2$

Published on 15 Apr 2026 - 20:07

score 53 · Answer 6 · 2026-04-11 01:36:41

53

Views

Can the Fourier Transform be used to solve any Differential Equation?

Published on 11 Apr 2026 - 1:36

score 103 · Answer 7 · 2026-04-15 19:01:52

103

Views

Integral equation $f_i(x) = \sum_j (u_{ij} \ast f_j)(x)$, where $u_{ij}$ are tempered distributions, using FT

Published on 15 Apr 2026 - 19:01

score 60 · Answer 8 · 2026-04-13 19:25:43

60

Views

Fourier transform for $xe^{-\pi y/2}$ and $\delta'(x)e^{-y^2/2}$

Published on 13 Apr 2026 - 19:25

score 119 · Answer 9 · 2026-04-10 22:05:57

119

Views

Fourier transform of $|t|^{-n}$

Published on 10 Apr 2026 - 22:05

score 26 · Answer 10 · 2026-04-12 20:58:31

26

Views

projection of band limit functions

Published on 12 Apr 2026 - 20:58

score 102 · Answer 11 · 2026-04-13 05:55:54

102

Views

Dummy variable in Fourier Transform and Integrals in General

Published on 13 Apr 2026 - 5:55

score 242 · Answer 12 · 2026-04-09 17:13:38

242

Views

Mathematical expression of a sliding window function

Published on 09 Apr 2026 - 17:13

score 123 · Answer 13 · 2026-03-28 10:03:47

123

Views

Solving the integral equation $y(x)=e^{-x^2/2}+\lambda\int^{+\infty}_{-\infty}e^{-i(x-z)}y(z)dz$

Published on 28 Mar 2026 - 10:03

score 20 · Answer 14 · 2026-04-13 13:55:08

20

Views

Solutions $\lambda$ of $\displaystyle 1-\lambda \mathcal{F}(e^{-ix})(\xi)=0$

Published on 13 Apr 2026 - 13:55

score 36 · Answer 15 · 2026-04-15 11:40:06

36

Views

Fourier Transform of $(2H(x)-1)\cdot\delta(2H(x)-2)$

Published on 15 Apr 2026 - 11:40

List Question

Two definitions for an operator, are consistent?

How to find: $\lim\limits _{n \rightarrow \infty} n^{3} \int\limits_{-\pi}^{\pi} \frac{\cos (2 n x)}{1+x^{8}} d x$

Getting the Fourier Transform from Time Averaging of the Stockwell Transform

Representation of $\sum_{k=1}^{\infty} \frac{f^{(k)}(a)}{k!} k^{-p} $ in terms of another series

$f\in\mathcal{S}'^n$, if $D^\alpha f\in L^2$, prove $\xi^\alpha\hat f(\xi)\in L^2$

Can the Fourier Transform be used to solve any Differential Equation?

Integral equation $f_i(x) = \sum_j (u_{ij} \ast f_j)(x)$, where $u_{ij}$ are tempered distributions, using FT

Fourier transform for $xe^{-\pi y/2}$ and $\delta'(x)e^{-y^2/2}$

Fourier transform of $|t|^{-n}$

projection of band limit functions

Dummy variable in Fourier Transform and Integrals in General

Mathematical expression of a sliding window function

Solving the integral equation $y(x)=e^{-x^2/2}+\lambda\int^{+\infty}_{-\infty}e^{-i(x-z)}y(z)dz$

Solutions $\lambda$ of $\displaystyle 1-\lambda \mathcal{F}(e^{-ix})(\xi)=0$

Fourier Transform of $(2H(x)-1)\cdot\delta(2H(x)-2)$

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