List questions from fourier-series

Published on 11 Apr 2026 - 14:24

573

Views

Why are the coefficients of the Fourier series called the frequency domain?

Published on 13 Apr 2026 - 18:36

1.6k

Views

Show that for $0<x<\pi$ ; $x(\pi-x)=\frac{\pi^2}{6}-\big(\frac{\cos2x}{1^2}+\frac{\cos4x}{2^2}+\frac{\cos6x}{3^2}+.....\big)$

Published on 17 Apr 2026 - 6:26

51

Views

Short question: Fourier Coefficients

Published on 13 Apr 2026 - 20:31

90

Views

Asymptotic behavior of Fourier cosine transform $f(x)=\int_{0}^{\infty}\beta(t)\sin(\frac{t\pi}{2})\cos(tx)dt$

Published on 15 Apr 2026 - 16:25

34

Views

Inomogeneus Heat Equation with a weird source term

Published on 12 Apr 2026 - 2:48

45

Views

Continuity of Fourier series with decay condition on coefficients

Published on 12 Apr 2026 - 1:20

49

Views

Orthogonal Eigenbasis Proof Help

Published on 11 Apr 2026 - 17:21

49

Views

Making sense of Fourier series solution

Published on 09 Apr 2026 - 10:35

1.2k

Views

Complex conjugate of a complex function

Published on 24 Apr 2026 - 2:02

388

Views

How to solve Laplace's equation in an infinite domain?

Published on 12 Apr 2026 - 5:13

169

Views

Troubles finding the Fourier series of a sawtooth function plus a cosine function

Published on 11 Apr 2026 - 6:50

33

Views

Deriving the Fourier coefficient equations and notation

Published on 13 Apr 2026 - 22:01

39

Views

Find Fourier series

Published on 15 Apr 2026 - 2:24

129

Views

The limit of the convergent Fourier series of $f$ is $f$

Published on 16 Apr 2026 - 14:29

List Question

How to prove $\sum_n e^{ik n}$ is a periodic sum of delta functions?

Why are the coefficients of the Fourier series called the frequency domain?

Show that for $0<x<\pi$ ; $x(\pi-x)=\frac{\pi^2}{6}-\big(\frac{\cos2x}{1^2}+\frac{\cos4x}{2^2}+\frac{\cos6x}{3^2}+.....\big)$

Short question: Fourier Coefficients

Asymptotic behavior of Fourier cosine transform $f(x)=\int_{0}^{\infty}\beta(t)\sin(\frac{t\pi}{2})\cos(tx)dt$

Inomogeneus Heat Equation with a weird source term

Continuity of Fourier series with decay condition on coefficients

Orthogonal Eigenbasis Proof Help

Making sense of Fourier series solution

Complex conjugate of a complex function

How to solve Laplace's equation in an infinite domain?

Troubles finding the Fourier series of a sawtooth function plus a cosine function

Deriving the Fourier coefficient equations and notation

Find Fourier series

The limit of the convergent Fourier series of $f$ is $f$

Trending Questions

Popular # Hahtags

Popular Questions