Question

Transforming a function in the dirac delta function

score 46 · Answer 1 · 2026-03-27 07:47:32

46

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Transforming a function in the dirac delta function

Published on 27 Mar 2026 - 7:47

score 547 · Answer 2 · 2014-10-03 02:24:49

547

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Prove the following relation between Fourier transform pairs

Published on 03 Oct 2014 - 2:24

score 1.7k · Answer 3 · 2026-04-08 03:14:36

1.7k

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Fourier Sine Series and Cosine Series

Published on 08 Apr 2026 - 3:14

score 1.3k · Answer 4 · 2026-03-31 14:20:58

1.3k

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Fourier transform of squared exponential integral $\operatorname{Ei}^2(-|x|)$

Published on 31 Mar 2026 - 14:20

score 65 · Answer 5 · 2026-03-29 21:57:02

65

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Proving a function $f(x + T)=k\;f(x)$ satisfies $f(x)=a^x g(x)$ for periodical $g$

Published on 29 Mar 2026 - 21:57

score 1.8k · Answer 6 · 2026-03-25 17:33:51

1.8k

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Prove that the decomposition of a function $f(x)=f_{even}(x)+f_{odd}(x)$ on a sum of even and odd functions is unambiguous

Published on 25 Mar 2026 - 17:33

score 1.5k · Answer 7 · 2026-04-01 03:39:29

1.5k

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Y-Axis units on FFT graph

Published on 01 Apr 2026 - 3:39

score 105 · Answer 8 · 2014-10-05 17:44:03

105

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Showing $\cos{\pi \frac{mx}{R}}\sin{ \pi\frac{nx}{R}}$ are orthogonal in $L^{2}([0,R])$?

Published on 05 Oct 2014 - 17:44

score 84 · Answer 9 · 2014-10-05 20:49:46

84

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Expression for the Fourier transform of $f(x) = \frac{1}{1 +\|x\|^2}$

Published on 05 Oct 2014 - 20:49

score 67 · Answer 10 · 2026-03-30 23:12:18

67

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Fourier inversion of an infinitely divisible multivariate gamma measure represented in polar form.

Published on 30 Mar 2026 - 23:12

score 58 · Answer 11 · 2014-10-06 19:01:58

58

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Computing integrals of inverse Fourier transform of function with compact support

Published on 06 Oct 2014 - 19:01

score 225 · Answer 12 · 2026-03-27 21:19:35

225

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Is diagonal of sum matrix of rank one matrix and circulant matrix.

Published on 27 Mar 2026 - 21:19

score 110 · Answer 13 · 2014-10-07 09:48:28

110

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Fourier parseval prove for misunderstanding of second negative exponent sign

Published on 07 Oct 2014 - 9:48

score 82 · Answer 14 · 2014-10-09 05:30:15

82

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Prove that $\prod_{k=0}^{n-1} \cos (x+k/n)\pi=\frac{\sin n(x+1/2)\pi}{2^{n-1}}$

Published on 09 Oct 2014 - 5:30

score 26 · Answer 15 · 2014-10-09 11:25:56

26

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Fourier transform $\mathcal{F}_y\left\{\frac{e^{-|y|x}}{y}\right\}$

Published on 09 Oct 2014 - 11:25

List Question

Transforming a function in the dirac delta function

Prove the following relation between Fourier transform pairs

Fourier Sine Series and Cosine Series

Fourier transform of squared exponential integral $\operatorname{Ei}^2(-|x|)$

Proving a function $f(x + T)=k\;f(x)$ satisfies $f(x)=a^x g(x)$ for periodical $g$

Prove that the decomposition of a function $f(x)=f_{even}(x)+f_{odd}(x)$ on a sum of even and odd functions is unambiguous

Y-Axis units on FFT graph

Showing $\cos{\pi \frac{mx}{R}}\sin{ \pi\frac{nx}{R}}$ are orthogonal in $L^{2}([0,R])$?

Expression for the Fourier transform of $f(x) = \frac{1}{1 +\|x\|^2}$

Fourier inversion of an infinitely divisible multivariate gamma measure represented in polar form.

Computing integrals of inverse Fourier transform of function with compact support

Is diagonal of sum matrix of rank one matrix and circulant matrix.

Fourier parseval prove for misunderstanding of second negative exponent sign

Prove that $\prod_{k=0}^{n-1} \cos (x+k/n)\pi=\frac{\sin n(x+1/2)\pi}{2^{n-1}}$

Fourier transform $\mathcal{F}_y\left\{\frac{e^{-|y|x}}{y}\right\}$

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