List questions from fourier-analysis

Published on 26 Mar 2026 - 1:01

345

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Why $\sum_{n\geq2}\frac{\cos nx}{\ln(n)}$ is a Fourier series for some Lebesgue integrable function?

Published on 10 Apr 2026 - 19:57

321

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Fourier transform graph

Published on 31 Mar 2026 - 7:12

894

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Showing that Fourier coefficients tend to zero

Published on 08 Nov 2019 - 4:41

28

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Fourier transformation, imaginary part in "time domain"

Published on 11 Apr 2026 - 14:56

884

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Poisson Kernel on the generalized upper half plane

Published on 01 Apr 2026 - 14:20

952

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Can the coefficients for the Fourier transform of the Chebyshev polynomials be further simplified?

Published on 25 Mar 2026 - 11:04

104

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Fourier transform of generalized function $\frac{1}{|x|^2-1+i0}$ on $ \mathbb{R}^3$

Published on 12 Apr 2026 - 3:34

104

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Prove uniform convergence of Fourier Series of $2\pi$ periodic function

Published on 03 Apr 2026 - 12:56

279

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Extra terms in Fourier series estimate

Published on 11 Apr 2026 - 13:23

51

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solution on the time domain becomes "periodic" after the inverse fourier transform

Published on 27 Mar 2026 - 14:51

64

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Calculating $1-\frac{1}{2^4}+\frac{1}{3^4}-\frac{1}{4^4} \ldots$ using Fourier series

Published on 03 Apr 2026 - 12:56

1.5k

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The Fourier series of a $2T-$periodic rectangular wave

Published on 03 Apr 2026 - 12:54

473

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Convolution of an $L^p$ function with a Compactly supported continuous function. What does it give?

Published on 29 Mar 2026 - 12:04

446

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Payley-Wiener Theorem for Fourier Series

Published on 03 Apr 2026 - 12:56

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Naive algorithm questions: Fourier Series

Why $\sum_{n\geq2}\frac{\cos nx}{\ln(n)}$ is a Fourier series for some Lebesgue integrable function?

Fourier transform graph

Showing that Fourier coefficients tend to zero

Fourier transformation, imaginary part in "time domain"

Poisson Kernel on the generalized upper half plane

Can the coefficients for the Fourier transform of the Chebyshev polynomials be further simplified?

Fourier transform of generalized function $\frac{1}{|x|^2-1+i0}$ on $ \mathbb{R}^3$

Prove uniform convergence of Fourier Series of $2\pi$ periodic function

Extra terms in Fourier series estimate

solution on the time domain becomes "periodic" after the inverse fourier transform

Calculating $1-\frac{1}{2^4}+\frac{1}{3^4}-\frac{1}{4^4} \ldots$ using Fourier series

The Fourier series of a $2T-$periodic rectangular wave

Convolution of an $L^p$ function with a Compactly supported continuous function. What does it give?

Payley-Wiener Theorem for Fourier Series

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