List questions from fourier-series

Published on 14 Apr 2026 - 3:08

395

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Finding smooth behaviour of infinite sum

Published on 11 Apr 2026 - 2:53

315

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$L^2$ norm approximation in Fourier series

Published on 13 Apr 2026 - 19:24

162

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Fourier series with $l^2(\mathbb{R})$ coefficient converge almost everywhere in $[0,1)$

Published on 14 Apr 2026 - 10:06

24

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Information-based function approximation. Series of bits instead of series of real/complex coefficients

Published on 09 Apr 2026 - 22:05

78

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Show that $\{f_n\}({x}) = \text{sgn}(\sin(2^n\pi{x}))$ is orthonormal on a given interval

Published on 16 Apr 2026 - 15:33

194

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Separation of Variables using Complex Fourier Series

Published on 09 Apr 2026 - 16:39

23

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Given period and coefficients write the representation of the Fourier series for a continuous-time periodic signal

Published on 14 Apr 2026 - 11:20

689

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Checking for orthogonality of $\cos(\pi x)$ on the set of functions ${\sin(n\pi x)}$ in the $[0,1]$ interval

Published on 14 Apr 2026 - 19:03

72

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Find the Fourier coefficients given the following properties.

Published on 14 Apr 2026 - 16:07

189

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What type of functions is Fourier series good for approximating?

Published on 14 Apr 2026 - 1:43

238

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Fourier series of the absolute value of a function

Published on 11 Apr 2026 - 2:58

120

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Verifying Fourier series of antiderivative of a function

Published on 11 Apr 2026 - 12:23

90

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Fourier Series: how to get magnitiude and phase?

Published on 28 Apr 2026 - 16:31

152

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Baby rudin theorem 8.11

Published on 17 Apr 2026 - 13:02

List Question

What is the meaning of my partially solved PDE?

Finding smooth behaviour of infinite sum

$L^2$ norm approximation in Fourier series

Fourier series with $l^2(\mathbb{R})$ coefficient converge almost everywhere in $[0,1)$

Information-based function approximation. Series of bits instead of series of real/complex coefficients

Show that $\{f_n\}({x}) = \text{sgn}(\sin(2^n\pi{x}))$ is orthonormal on a given interval

Separation of Variables using Complex Fourier Series

Given period and coefficients write the representation of the Fourier series for a continuous-time periodic signal

Checking for orthogonality of $\cos(\pi x)$ on the set of functions ${\sin(n\pi x)}$ in the $[0,1]$ interval

Find the Fourier coefficients given the following properties.

What type of functions is Fourier series good for approximating?

Fourier series of the absolute value of a function

Verifying Fourier series of antiderivative of a function

Fourier Series: how to get magnitiude and phase?

Baby rudin theorem 8.11

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