List questions from periodic-functions

Published on 20 May 2016 - 4:19

346

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Wave kernel for the circle $\mathbb{S}^1$ - Poisson Summation Formula

Published on 31 Mar 2026 - 19:12

640

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If $f(x+1)= -f(x-1)$, prove that the function f is a periodic function and its period is $4$

Published on 27 May 2016 - 11:38

69

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Floquet Boundedness for Floquet multiplier $|\lambda_i|=1$

Published on 28 Mar 2026 - 10:17

323

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Decomposition of periodic functions

Published on 27 May 2016 - 19:18

188

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For what value of $v_0$ is the solution periodic?

Published on 28 May 2016 - 23:00

249

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What is the period of $(2007)^{\sin x}$?

Published on 31 May 2016 - 16:18

2.9k

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What is the period of $f(x) = \cos (x) \cos(2x) \cos(3x)$?

Published on 04 Jun 2016 - 7:30

51

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Spectral bands of periodic differential operators

Published on 26 Mar 2026 - 13:02

1k

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Inequality between norm of function and it's derivative

Published on 12 Jun 2016 - 12:45

76

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Identity theorem for $2\pi\mathrm i$ periodic function

Published on 13 Jun 2016 - 18:32

79

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Bound on Rayleigh quotient on $H^{1}_{\text{per}}[0,1]^{n}$

Published on 27 Mar 2026 - 3:42

34

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Singularity of $f(z)=f(z+a)=f(z+b),\ a,b\in\mathbb C$ does not exist

Published on 19 Jun 2016 - 16:50

80

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Integration of periodic function $f \in L^1([0, 2\pi])$

Published on 21 Jun 2016 - 23:16

93

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Is this non-constant function periodic for every definable number?

Published on 26 Jun 2016 - 0:41

List Question

Periodic function - Differential equation on an existing question

Wave kernel for the circle $\mathbb{S}^1$ - Poisson Summation Formula

If $f(x+1)= -f(x-1)$, prove that the function f is a periodic function and its period is $4$

Floquet Boundedness for Floquet multiplier $|\lambda_i|=1$

Decomposition of periodic functions

For what value of $v_0$ is the solution periodic?

What is the period of $(2007)^{\sin x}$?

What is the period of $f(x) = \cos (x) \cos(2x) \cos(3x)$?

Spectral bands of periodic differential operators

Inequality between norm of function and it's derivative

Identity theorem for $2\pi\mathrm i$ periodic function

Bound on Rayleigh quotient on $H^{1}_{\text{per}}[0,1]^{n}$

Singularity of $f(z)=f(z+a)=f(z+b),\ a,b\in\mathbb C$ does not exist

Integration of periodic function $f \in L^1([0, 2\pi])$

Is this non-constant function periodic for every definable number?

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