Question

Use term-by-term differentiation to solve for Fourier Cosine Series of even periodic extension of $e^x$

score 50 · Answer 1 · 2019-10-17 02:23:08

50

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Use term-by-term differentiation to solve for Fourier Cosine Series of even periodic extension of $e^x$

Published on 17 Oct 2019 - 2:23

score 51 · Answer 2 · 2019-10-18 16:07:32

51

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Sufficient/Necessary condition to have Fourier series representation.

Published on 18 Oct 2019 - 16:07

score 2.4k · Answer 3 · 2019-10-18 17:00:23

2.4k

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Fourier Series of $f(x) = (π-x)\mathsf 1_{(0,\pi)}$

Published on 18 Oct 2019 - 17:00

score 54 · Answer 4 · 2019-10-18 19:05:13

54

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Fourier serie of $e^x$ for $x \in [-\pi, \pi]$ using complex exponential expansion of $cos(nx)$

Published on 18 Oct 2019 - 19:05

score 63 · Answer 5 · 2019-10-18 23:23:08

63

Views

Fourier analysis: Sine and Cosine series

Published on 18 Oct 2019 - 23:23

score 89 · Answer 6 · 2019-10-19 12:18:47

89

Views

Proof that $\sum_{l=1}^{\infty} \frac{\sin((2l-1)x)}{2l-1} =\frac{\pi}{4}$ when $0<x<\pi$

Published on 19 Oct 2019 - 12:18

score 247 · Answer 7 · 2019-10-19 16:58:44

247

Views

Piecewise Fourier series with jump discontinuity

Published on 19 Oct 2019 - 16:58

score 19 · Answer 8 · 2026-04-01 12:07:06

19

Views

Laplace equation derivation with possible omission of an addition

Published on 01 Apr 2026 - 12:07

score 111 · Answer 9 · 2019-10-19 18:58:11

111

Views

Finding sum of Cn^2 coefficients of Fourier Series

Published on 19 Oct 2019 - 18:58

score 55 · Answer 10 · 2019-10-20 18:28:10

55

Views

fourier series of 1/(x+1)

Published on 20 Oct 2019 - 18:28

score 237 · Answer 11 · 2026-02-23 08:21:47

237

Views

Integral is zero; is the integrand necessarily odd?

Published on 23 Feb 2026 - 8:21

score 2.1k · Answer 12 · 2019-10-21 13:47:40

2.1k

Views

Fourier series of a function in interval $[-\pi/2,\pi/2]$

Published on 21 Oct 2019 - 13:47

score 154 · Answer 13 · 2026-02-23 08:28:34

154

Views

How can a function defined on symmetrically placed interval be written as sum of an even and odd function?

Published on 23 Feb 2026 - 8:28

score 612 · Answer 14 · 2026-03-31 01:04:05

612

Views

Coefficients of Fourier series in $L^2$?

Published on 31 Mar 2026 - 1:04

score 21 · Answer 15 · 2019-10-22 02:31:35

21

Views

Finding Fourier Coefficients of a Piece-Wise Function

Published on 22 Oct 2019 - 2:31

List Question

Use term-by-term differentiation to solve for Fourier Cosine Series of even periodic extension of $e^x$

Sufficient/Necessary condition to have Fourier series representation.

Fourier Series of $f(x) = (π-x)\mathsf 1_{(0,\pi)}$

Fourier serie of $e^x$ for $x \in [-\pi, \pi]$ using complex exponential expansion of $cos(nx)$

Fourier analysis: Sine and Cosine series

Proof that $\sum_{l=1}^{\infty} \frac{\sin((2l-1)x)}{2l-1} =\frac{\pi}{4}$ when $0<x<\pi$

Piecewise Fourier series with jump discontinuity

Laplace equation derivation with possible omission of an addition

Finding sum of Cn^2 coefficients of Fourier Series

fourier series of 1/(x+1)

Integral is zero; is the integrand necessarily odd?

Fourier series of a function in interval $[-\pi/2,\pi/2]$

How can a function defined on symmetrically placed interval be written as sum of an even and odd function?

Coefficients of Fourier series in $L^2$?

Finding Fourier Coefficients of a Piece-Wise Function

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