List questions from fourier-analysis

Published on 28 Mar 2026 - 7:41

119

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Why is ( U, $ \Vert . \Vert $ ) a Banach Space? The space of uniformly convergent Fourier series

Published on 28 Mar 2026 - 7:38

38

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What type of waveform is described by this fourier series

Published on 25 Mar 2026 - 22:04

77

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Showing holomorphy of integral

Published on 20 Jan 2019 - 19:27

58

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Non trivial condition for continuity of multivariable Fourier transform

Published on 28 Mar 2026 - 10:35

263

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Calculate $a_n$ and $b_n$ for a complex fourier series.

Published on 28 Mar 2026 - 7:37

56

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Could families of "Airys" and "Bairys" of integer "frequencies" be useful?

Published on 25 Mar 2026 - 7:46

110

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Fourier transform $\mathcal F \colon (\mathcal S(\mathbb R^d), \lVert \cdot \rVert_1) \to L^1(\mathbb R^d)$ unbounded?

Published on 28 Mar 2026 - 21:51

496

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Solving an Infinite Complex Integral with a Singularity and Oscillatory Behavior

Published on 28 Mar 2026 - 12:13

315

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How to calculate the integral $\int\frac{e^{ixy}}{w^2-x^2}dx$?

Published on 24 Jan 2019 - 2:45

1.8k

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Solve ODE using Fourier series.

Published on 28 Mar 2026 - 7:35

212

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Solution of advanced functional differential equation

Published on 26 Mar 2026 - 20:25

116

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Demonstrating $\int_{\pi}^{0}{ie^{-i2\pi s \epsilon e^{i\theta}}d\theta} = i\pi \space \mathrm{sgn}(s)$

Published on 28 Mar 2026 - 12:14

396

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Fourier expansion of periodic signal proof

Published on 28 Mar 2026 - 7:41

180

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Fourier Transform Of $h(x,y)=A\cdot e^{-2\pi^2(x^2+y^2)}$

Published on 28 Mar 2026 - 12:14

List Question

Pointwise convergence of Fourier series of $x \mapsto x \sin(\pi x), x\in[-1,1]$

Why is ( U, $ \Vert . \Vert $ ) a Banach Space? The space of uniformly convergent Fourier series

What type of waveform is described by this fourier series

Showing holomorphy of integral

Non trivial condition for continuity of multivariable Fourier transform

Calculate $a_n$ and $b_n$ for a complex fourier series.

Could families of "Airys" and "Bairys" of integer "frequencies" be useful?

Fourier transform $\mathcal F \colon (\mathcal S(\mathbb R^d), \lVert \cdot \rVert_1) \to L^1(\mathbb R^d)$ unbounded?

Solving an Infinite Complex Integral with a Singularity and Oscillatory Behavior

How to calculate the integral $\int\frac{e^{ixy}}{w^2-x^2}dx$?

Solve ODE using Fourier series.

Solution of advanced functional differential equation

Demonstrating $\int_{\pi}^{0}{ie^{-i2\pi s \epsilon e^{i\theta}}d\theta} = i\pi \space \mathrm{sgn}(s)$

Fourier expansion of periodic signal proof

Fourier Transform Of $h(x,y)=A\cdot e^{-2\pi^2(x^2+y^2)}$

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