List questions from fourier-series

Published on 14 Apr 2026 - 8:10

439

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Determination of Fourier coefficient (Euler's Formulae)

Published on 11 Apr 2026 - 21:14

73

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Uniqness of Fourier expansion in a non-separable Hilbert space

Published on 11 Apr 2026 - 23:53

158

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Fourier Series: question on the period and terms

Published on 25 Apr 2026 - 8:38

474

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Sine Fourier coefficients of derivative

Published on 13 Apr 2026 - 8:45

46

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Cosine Fourier series

Published on 11 Apr 2026 - 1:56

137

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Bochner's Theorem for Periodic Functions

Published on 16 Apr 2026 - 12:13

171

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How piecewise smoothness of a function is related to the Dirichlet conditions?

Published on 12 Apr 2026 - 14:54

1.2k

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Integrating $x \sin(nx)$

Published on 11 Apr 2026 - 18:56

183

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Need clarification on the complex form of Fourier series

Published on 17 Apr 2026 - 1:11

143

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Laplace's equation on the plane: how much boundary data must be specified to guarantee existence and uniqueness?

Published on 12 Apr 2026 - 8:58

31

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Compute $\sum_{n \in Z} \exp \left(ia*(n^2-2fn)\right) $ with $a>0\ $

Published on 12 Apr 2026 - 18:08

717

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Find $a_n =1/\pi\int_{-\pi}^{\pi}\cos(x)\cos(nx)dx$

Published on 17 Apr 2026 - 5:32

72

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Calculate integral and Fourier series

Published on 11 Apr 2026 - 16:16

76

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Cosine Series of $-\frac{1}{5}\sin x$ on $[0,\pi]$

Published on 15 Apr 2026 - 14:12

List Question

Fourier series of $sgn(\cos(x))$

Determination of Fourier coefficient (Euler's Formulae)

Uniqness of Fourier expansion in a non-separable Hilbert space

Fourier Series: question on the period and terms

Sine Fourier coefficients of derivative

Cosine Fourier series

Bochner's Theorem for Periodic Functions

How piecewise smoothness of a function is related to the Dirichlet conditions?

Integrating $x \sin(nx)$

Need clarification on the complex form of Fourier series

Laplace's equation on the plane: how much boundary data must be specified to guarantee existence and uniqueness?

Compute $\sum_{n \in Z} \exp \left(ia*(n^2-2fn)\right) $ with $a>0\ $

Find $a_n =1/\pi\int_{-\pi}^{\pi}\cos(x)\cos(nx)dx$

Calculate integral and Fourier series

Cosine Series of $-\frac{1}{5}\sin x$ on $[0,\pi]$

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