Question

Let $f$ be function and Fourier series of $f$ implies that $f$ is contiouns

score 38 · Answer 1 · 2023-04-06 08:50:51

38

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Let $f$ be function and Fourier series of $f$ implies that $f$ is contiouns

Published on 06 Apr 2023 - 8:50

score 667 · Answer 2 · 2026-03-29 12:41:01

667

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Fourier transform of $ |\cos(2\pi f_0 t)| $?

Published on 29 Mar 2026 - 12:41

score 74 · Answer 3 · 2023-04-06 12:37:59

74

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Question about Fourier series of derivative of $f$

Published on 06 Apr 2023 - 12:37

score 72 · Answer 4 · 2026-02-24 15:30:40

72

Views

For $\alpha \in \left(0, \frac{1}{2}\right)$, $\sum_{n = 1}^{\infty} \frac{\sin(nx)}{n^{\alpha}}$ is not the Fourier series of a RI-function

Published on 24 Feb 2026 - 15:30

score 34 · Answer 5 · 2026-03-31 12:13:38

34

Views

Applying a boundary condition with a different Fourier basis in a wave equation

Published on 31 Mar 2026 - 12:13

score 25 · Answer 6 · 2026-03-27 04:21:02

25

Views

How to determine two functions from an equation relating their Fourier series coefficients

Published on 27 Mar 2026 - 4:21

score 170 · Answer 7 · 2026-04-03 12:34:52

170

Views

On different types of convergence of Fourier Series.

Published on 03 Apr 2026 - 12:34

score 136 · Answer 8 · 2026-03-25 22:03:50

136

Views

Are spherical harmonics subject to the Gibbs phenomenon?

Published on 25 Mar 2026 - 22:03

score 26 · Answer 9 · 2023-04-14 17:14:46

26

Views

Fourier series in spatial domain, interpretaion through wavelength.

Published on 14 Apr 2023 - 17:14

score 32 · Answer 10 · 2026-04-07 09:47:41

32

Views

Continuous Fourier transform of a discrete convolution

Published on 07 Apr 2026 - 9:47

score 25 · Answer 11 · 2026-03-25 21:01:34

25

Views

Fourier Series Transformation of Piecewise Function

Published on 25 Mar 2026 - 21:01

score 161 · Answer 12 · 2026-04-03 12:35:54

161

Views

Showing that $\{\sqrt{2}\sin(\pi n x): n\in\mathbb{N}_0\}$ is an orthonormal basis for the space $L^2([0,1])$ given that $e^{2\pi il x}$ forms a basis

Published on 03 Apr 2026 - 12:35

score 24 · Answer 13 · 2023-04-18 19:30:03

24

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Understanding a lemma of Fourier series

Published on 18 Apr 2023 - 19:30

score 80 · Answer 14 · 2023-04-19 01:54:30

80

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Finding a polynomial of degree 3 from a Fourier serie

Published on 19 Apr 2023 - 1:54

score 92 · Answer 15 · 2023-04-20 19:45:34

92

Views

Problem Reaching $\frac{\pi^6}{960}$ with Fourier series

Published on 20 Apr 2023 - 19:45

List Question

Let $f$ be function and Fourier series of $f$ implies that $f$ is contiouns

Fourier transform of $ |\cos(2\pi f_0 t)| $?

Question about Fourier series of derivative of $f$

For $\alpha \in \left(0, \frac{1}{2}\right)$, $\sum_{n = 1}^{\infty} \frac{\sin(nx)}{n^{\alpha}}$ is not the Fourier series of a RI-function

Applying a boundary condition with a different Fourier basis in a wave equation

How to determine two functions from an equation relating their Fourier series coefficients

On different types of convergence of Fourier Series.

Are spherical harmonics subject to the Gibbs phenomenon?

Fourier series in spatial domain, interpretaion through wavelength.

Continuous Fourier transform of a discrete convolution

Fourier Series Transformation of Piecewise Function

Showing that $\{\sqrt{2}\sin(\pi n x): n\in\mathbb{N}_0\}$ is an orthonormal basis for the space $L^2([0,1])$ given that $e^{2\pi il x}$ forms a basis

Understanding a lemma of Fourier series

Finding a polynomial of degree 3 from a Fourier serie

Problem Reaching $\frac{\pi^6}{960}$ with Fourier series

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