List questions from fourier-series

Published on 10 Apr 2026 - 23:15

187

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Meaning of fundamental interval in Fourier series

Published on 14 Apr 2026 - 12:37

67

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Where am I missing the factor $\frac12$ in my fourier series expansion?

Published on 14 Apr 2026 - 11:22

105

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How to solve the eigendifferential integral for a continuous eigenvalue spectrum?

Published on 11 Apr 2026 - 18:45

120

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wave equation PDE

Published on 12 Apr 2026 - 5:18

152

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Explain why the Fourier series of $|\cos(2t)|$ cannot be $\cos(2t)$.

Published on 14 Apr 2026 - 9:21

261

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Applications of the heat equation PDE

Published on 11 Apr 2026 - 23:10

65

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How to find the Fourier series of a function

Published on 12 Apr 2026 - 5:07

64

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Using Fourier Series show convergence

Published on 14 Apr 2026 - 2:31

46

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If we assume $f$ is Riemann integrable and the Fourier series of $f$ is pointwise convergent, do we have...

Published on 14 Apr 2026 - 23:12

40

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Integration inequality for a periodic function

Published on 09 Apr 2026 - 3:39

153

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Show that $a\pi\cot{a\pi} = 1-2\sum_{p=1}^{\infty} \zeta(2p)a^{2p}$

Published on 16 Apr 2026 - 14:59

62

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Does there exist a Fourier series with such properties?

Published on 09 Apr 2026 - 10:49

201

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Fourier-Legendre series - Need answers for all 5 question marks

Published on 11 Apr 2026 - 0:33

33

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Find function given its complex Fourier series

Published on 12 Apr 2026 - 17:46

List Question

Show that the sum of a function series is bounded

Meaning of fundamental interval in Fourier series

Where am I missing the factor $\frac12$ in my fourier series expansion?

How to solve the eigendifferential integral for a continuous eigenvalue spectrum?

wave equation PDE

Explain why the Fourier series of $|\cos(2t)|$ cannot be $\cos(2t)$.

Applications of the heat equation PDE

How to find the Fourier series of a function

Using Fourier Series show convergence

If we assume $f$ is Riemann integrable and the Fourier series of $f$ is pointwise convergent, do we have...

Integration inequality for a periodic function

Show that $a\pi\cot{a\pi} = 1-2\sum_{p=1}^{\infty} \zeta(2p)a^{2p}$

Does there exist a Fourier series with such properties?

Fourier-Legendre series - Need answers for all 5 question marks

Find function given its complex Fourier series

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