Question

Fourier series of functions with variable period

score 93 · Answer 1 · 2026-03-30 05:02:00

93

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Fourier series of functions with variable period

Published on 30 Mar 2026 - 5:02

score 19 · Answer 2 · 2019-11-24 23:02:55

19

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Having problem understanding the complex fourier series

Published on 24 Nov 2019 - 23:02

score 156 · Answer 3 · 2026-03-26 04:50:28

156

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have problem in understanding the fourier series and eigenfunction expansion

Published on 26 Mar 2026 - 4:50

score 33 · Answer 4 · 2026-03-26 06:31:12

33

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confused about why this coefficient of fourier series is defined as so

Published on 26 Mar 2026 - 6:31

score 290 · Answer 5 · 2026-03-26 21:25:51

290

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how to reduce $f(x)$ to Fourier series?

Published on 26 Mar 2026 - 21:25

score 487 · Answer 6 · 2019-11-27 15:50:55

487

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Does continuously differentiable imply the $\alpha$ order Holder condition for some $\alpha$?

Published on 27 Nov 2019 - 15:50

score 255 · Answer 7 · 2026-03-26 04:51:48

255

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What does it mean by family of a function is complete?

Published on 26 Mar 2026 - 4:51

score 95 · Answer 8 · 2026-03-26 19:18:52

95

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Convolution of a sinc function with the FT of an arbitrary function behaving like a top hat near 0 is a sinc function. Where is the mistake?

Published on 26 Mar 2026 - 19:18

score 124 · Answer 9 · 2019-11-28 14:27:41

124

Views

Conclusions from Fourier series equality

Published on 28 Nov 2019 - 14:27

score 63 · Answer 10 · 2026-02-24 03:48:42

63

Views

Approximating $\operatorname{sign}(f(x))$ with continuous functions?

Published on 24 Feb 2026 - 3:48

score 199 · Answer 11 · 2019-11-28 23:52:02

199

Views

Fourier Expansion with period $4\pi$ and only odd indices

Published on 28 Nov 2019 - 23:52

score 63 · Answer 12 · 2026-02-23 09:24:57

63

Views

How to solve this linear system function (Using Laplace Transform)

Published on 23 Feb 2026 - 9:24

score 635 · Answer 13 · 2019-11-29 11:25:07

635

Views

DC-offset in Fourier Series

Published on 29 Nov 2019 - 11:25

score 152 · Answer 14 · 2019-11-29 19:51:59

152

Views

Sum $\sum _{n=1}^{\infty \:}\frac{\left(-1\right)^{n-1}}{\left(\left(2n-1\right)^2\right)}$

Published on 29 Nov 2019 - 19:51

score 244 · Answer 15 · 2026-02-24 03:49:50

244

Views

Need help with proof: Existence of 2-pi periodic continuous function that does not converge at 0?

Published on 24 Feb 2026 - 3:49

List Question

Fourier series of functions with variable period

Having problem understanding the complex fourier series

have problem in understanding the fourier series and eigenfunction expansion

confused about why this coefficient of fourier series is defined as so

how to reduce $f(x)$ to Fourier series?

Does continuously differentiable imply the $\alpha$ order Holder condition for some $\alpha$?

What does it mean by family of a function is complete?

Convolution of a sinc function with the FT of an arbitrary function behaving like a top hat near 0 is a sinc function. Where is the mistake?

Conclusions from Fourier series equality

Approximating $\operatorname{sign}(f(x))$ with continuous functions?

Fourier Expansion with period $4\pi$ and only odd indices

How to solve this linear system function (Using Laplace Transform)

DC-offset in Fourier Series

Sum $\sum _{n=1}^{\infty \:}\frac{\left(-1\right)^{n-1}}{\left(\left(2n-1\right)^2\right)}$

Need help with proof: Existence of 2-pi periodic continuous function that does not converge at 0?

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