List questions from fourier-series

Published on 13 Apr 2026 - 21:14

143

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If trigonometric series is $0$ everywhere, then its coefficients are $0$

Published on 14 Apr 2026 - 14:28

1.4k

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Find the Fourier series of rectified sine wave

Published on 04 May 2026 - 20:58

66

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Compute the coefficients of Fourier for an arbitrary period $T$

Published on 13 Apr 2026 - 20:20

377

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$\int_0^1\sin(nx)f(x)dx=0$ implies $f=0$

Published on 15 Apr 2026 - 5:15

194

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Fourier sine series pointwise and uniform convergence

Published on 11 Apr 2026 - 4:38

58

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Question about Fourier series

Published on 12 Apr 2026 - 6:55

447

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Linear combination of $\cos nx$ with integer coefficients having small absolute values in a given range

Published on 12 Apr 2026 - 11:09

115

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Why does the integral of $\sin x$ over the interval $[0,\,2\pi]$ not go to 0 in Fourier Analysis?

Published on 13 Apr 2026 - 16:22

221

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Find the Fourier coefficients and Fourier series of the following function

Published on 14 Apr 2026 - 22:38

52

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Closest partial Fourier Polynomial to an integrable periodic function

Published on 14 Apr 2026 - 12:22

168

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On definition of modular forms

Published on 05 Apr 2026 - 21:30

40

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Fourier Transform of $(1/9)^t$?

Published on 17 Apr 2026 - 0:46

1.8k

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How do you find the Fourier coefficients of $f(3x)$ with given Fourier-series of $f(x)$!

Published on 13 Apr 2026 - 13:51

147

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Linear dependence of continuous (non-differentiable functions)

Published on 12 Apr 2026 - 13:40

List Question

Fourier series with general formula

If trigonometric series is $0$ everywhere, then its coefficients are $0$

Find the Fourier series of rectified sine wave

Compute the coefficients of Fourier for an arbitrary period $T$

$\int_0^1\sin(nx)f(x)dx=0$ implies $f=0$

Fourier sine series pointwise and uniform convergence

Question about Fourier series

Linear combination of $\cos nx$ with integer coefficients having small absolute values in a given range

Why does the integral of $\sin x$ over the interval $[0,\,2\pi]$ not go to 0 in Fourier Analysis?

Find the Fourier coefficients and Fourier series of the following function

Closest partial Fourier Polynomial to an integrable periodic function

On definition of modular forms

Fourier Transform of $(1/9)^t$?

How do you find the Fourier coefficients of $f(3x)$ with given Fourier-series of $f(x)$!

Linear dependence of continuous (non-differentiable functions)

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