List questions from fourier-series

Published on 13 Mar 2018 - 9:15

227

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Time shifted Fourier series

Published on 13 Mar 2018 - 16:51

2.2k

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Fourier series of the inverse of a function

Published on 25 Mar 2026 - 1:37

47

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Find the Fourier series of the function $f$

Published on 14 Mar 2018 - 19:57

548

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If a series of complex numbers $\sum_{n\in{\bf Z}_{\ge0}}c_{n}$ converges to $s$ then $\sum_{n\in{\bf Z}_{\ge0}}c_{n}$ is Cesàro summable to $s$

Published on 22 Mar 2026 - 7:28

216

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How do they find out that $A_n=0=B_n$?

Published on 17 Mar 2026 - 4:46

191

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Proof of $L_N\geq c\log N$

Published on 15 Mar 2018 - 23:22

1.9k

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Summation of Fourier Coefficients in Fourier Series Problem

Published on 16 Mar 2018 - 1:53

228

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Fourier series of $\left|x\right|$

Published on 18 Mar 2018 - 11:20

222

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Fourier series applied

Published on 18 Mar 2018 - 20:43

372

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Help with Baby Rudin Chapter 8 Question 12

Published on 19 Mar 2018 - 1:05

57

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Easy integral inequality

Published on 19 Mar 2018 - 10:27

128

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Differentiability of the Fourier series of $(x^2-1)^2$ on [-1,1)

Published on 19 Mar 2018 - 13:53

407

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Fourier-type series representation of "quasi-periodic" functions

Published on 20 Mar 2018 - 16:32

81

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Gibbs phenomenon/ behabiour at discontinuities for general eigenfunction expansions

Published on 25 Mar 2026 - 6:19

List Question

(potential) Problem in proving an identity involving a Fourier series.

Time shifted Fourier series

Fourier series of the inverse of a function

Find the Fourier series of the function $f$

If a series of complex numbers $\sum_{n\in{\bf Z}_{\ge0}}c_{n}$ converges to $s$ then $\sum_{n\in{\bf Z}_{\ge0}}c_{n}$ is Cesàro summable to $s$

How do they find out that $A_n=0=B_n$?

Proof of $L_N\geq c\log N$

Summation of Fourier Coefficients in Fourier Series Problem

Fourier series of $\left|x\right|$

Fourier series applied

Help with Baby Rudin Chapter 8 Question 12

Easy integral inequality

Differentiability of the Fourier series of $(x^2-1)^2$ on [-1,1)

Fourier-type series representation of "quasi-periodic" functions

Gibbs phenomenon/ behabiour at discontinuities for general eigenfunction expansions

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