List questions from fourier-series

Published on 16 Apr 2026 - 18:17

52

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Question Concerning Fourier Series

Published on 14 Apr 2026 - 3:05

67

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Closed form of integral $\int_a^b e^{-ix^2} dx$

Published on 14 Apr 2026 - 20:15

261

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Proof of $\sum\limits_{k=1}^{\infty} \frac{1}{k^4} = \frac{\pi^4}{90}$ using the Fourier series of $|x|$

Published on 14 Apr 2026 - 14:30

403

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Convergence of a Fourier series on the unit circle

Published on 12 Apr 2026 - 0:17

98

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Higher Order Fourier Transform

Published on 11 Apr 2026 - 20:11

108

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Evaluate $\sum_{r=1}^{\infty} \frac{\sin(r\pi x)}{r \cdot y^r}$

Published on 16 Apr 2026 - 0:13

2.2k

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Writing a matrix as a linear combination of basis matrices...

Published on 12 Apr 2026 - 12:48

42

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Solving solution given initial condition condition

Published on 30 Mar 2026 - 16:57

103

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Coefficients of a cosine series

Published on 28 Mar 2026 - 22:55

705

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When the fourier series equal to the original function?

Published on 14 Apr 2026 - 8:20

3.6k

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Find the constant term in the Fourier series for $f$?

Published on 12 Apr 2026 - 20:08

172

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$ \sum_{n = 1}^{\infty} \frac{1}{n^4}$?

Published on 14 Apr 2026 - 5:07

2.1k

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Reason for Fourier coefficients vanishing

Published on 26 Mar 2026 - 11:06

223

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Integrate the Fourier Legendre by parts :$\int_{-1}^{1}\left( x^{2}-1\right) ^{m}\cos \pi x\:dx$

Published on 27 Mar 2026 - 3:44

List Question

What is the name of that theorem?

Question Concerning Fourier Series

Closed form of integral $\int_a^b e^{-ix^2} dx$

Proof of $\sum\limits_{k=1}^{\infty} \frac{1}{k^4} = \frac{\pi^4}{90}$ using the Fourier series of $|x|$

Convergence of a Fourier series on the unit circle

Higher Order Fourier Transform

Evaluate $\sum_{r=1}^{\infty} \frac{\sin(r\pi x)}{r \cdot y^r}$

Writing a matrix as a linear combination of basis matrices...

Solving solution given initial condition condition

Coefficients of a cosine series

When the fourier series equal to the original function?

Find the constant term in the Fourier series for $f$?

$ \sum_{n = 1}^{\infty} \frac{1}{n^4}$?

Reason for Fourier coefficients vanishing

Integrate the Fourier Legendre by parts :$\int_{-1}^{1}\left( x^{2}-1\right) ^{m}\cos \pi x\:dx$

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