List questions from fourier-analysis

Published on 10 May 2026 - 19:14

57

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Calculate Fourier transform and Fourier inverse of a function

Published on 11 May 2026 - 5:33

592

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Riemann Lebesgue lemma on $L^2(\mathbb{R})$

Published on 13 May 2026 - 23:47

37

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Finding a function via convolution

Published on 09 Apr 2026 - 21:20

35

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Showing linear system is causal

Published on 14 Apr 2026 - 21:31

3k

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Changing the length of an interval for the Fourier coefficients

Published on 11 May 2026 - 4:37

235

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Is the product of two Sobolev functions in $L^p$?

Published on 14 May 2026 - 0:05

83

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Function odd and $2\pi$-periodic, Fourier series and values of the sum

Published on 14 Apr 2026 - 4:53

437

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Bound on trigonometric polynomials in terms of derivative

Published on 11 May 2026 - 4:36

314

Views

Comprehensive list of discrete Fourier transforms

Published on 10 May 2026 - 17:15

261

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Doubt regarding Fourier series coefficients.

Published on 11 May 2026 - 7:56

50

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What functions can be considered as distributions?

Published on 12 Apr 2026 - 9:55

128

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Show that if $f\in L^1(\mathbb{R})$ and $g\in S(\mathbb{R})$. then $f*g\in C(\mathbb{R})$

Published on 11 May 2026 - 1:53

94

Views

Give an example to show that not all smooth rapidly decreasing functions are Schwartz fiunctions.

Published on 11 May 2026 - 0:47

367

Views

Fourier series and differential equations (vibrating string)

Published on 10 Apr 2026 - 22:05

List Question

Composing bandlimited functions

Calculate Fourier transform and Fourier inverse of a function

Riemann Lebesgue lemma on $L^2(\mathbb{R})$

Finding a function via convolution

Showing linear system is causal

Changing the length of an interval for the Fourier coefficients

Is the product of two Sobolev functions in $L^p$?

Function odd and $2\pi$-periodic, Fourier series and values of the sum

Bound on trigonometric polynomials in terms of derivative

Comprehensive list of discrete Fourier transforms

Doubt regarding Fourier series coefficients.

What functions can be considered as distributions?

Show that if $f\in L^1(\mathbb{R})$ and $g\in S(\mathbb{R})$. then $f*g\in C(\mathbb{R})$

Give an example to show that not all smooth rapidly decreasing functions are Schwartz fiunctions.

Fourier series and differential equations (vibrating string)

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