List questions from characteristic-functions

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Why the probability characteristic function is always exist but moment generation function is not always exist?

Published on 29 Mar 2026 - 22:06

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How to get PDF from characteristic function

Published on 16 Sep 2013 - 18:30

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Characteristic functions in set theory

Published on 16 Sep 2013 - 19:06

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Characteristic function of random variable $Z=XY$ where X and Y are independent non-standard normal random variables

Published on 17 Sep 2013 - 14:41

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change of variables while integrating

Published on 20 Sep 2013 - 8:47

590

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Using characteristic function to deduce convergence of Bernoulli random variables

Published on 26 Sep 2013 - 1:10

275

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Characteristic function problem

Published on 02 Oct 2013 - 9:43

345

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characteristic functions

Published on 07 Oct 2013 - 7:32

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Solving a recurrence relation with the characteristic polynomial

Published on 07 Oct 2013 - 20:59

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Characteristic function of $p(x) = \frac{1}{2} e^{-|x|}$, $-\infty < x < \infty$

Published on 20 Oct 2013 - 20:35

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Characteristic function

Published on 20 Oct 2013 - 23:35

134

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Prove that $ \mathsf{E}[g(X)] = \int_{- \infty}^{\infty} G(t) \varphi(t) \, d{t} $.

Published on 21 Oct 2013 - 1:30

449

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Finding the characteristic ODE from a nonlinear PDE

Published on 27 Oct 2013 - 3:47

405

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Can the characteristic function of a multivariate normal distribution be extended from a neighborhood of the origin?

Published on 28 Oct 2013 - 15:26

170

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Quantifying the "flatness" of functions which are the Fourier transforms of positive functions

Published on 01 Nov 2013 - 7:12

List Question

Why the probability characteristic function is always exist but moment generation function is not always exist?

How to get PDF from characteristic function

Characteristic functions in set theory

Characteristic function of random variable $Z=XY$ where X and Y are independent non-standard normal random variables

change of variables while integrating

Using characteristic function to deduce convergence of Bernoulli random variables

Characteristic function problem

characteristic functions

Solving a recurrence relation with the characteristic polynomial

Characteristic function of $p(x) = \frac{1}{2} e^{-|x|}$, $-\infty < x < \infty$

Characteristic function

Prove that $ \mathsf{E}[g(X)] = \int_{- \infty}^{\infty} G(t) \varphi(t) \, d{t} $.

Finding the characteristic ODE from a nonlinear PDE

Can the characteristic function of a multivariate normal distribution be extended from a neighborhood of the origin?

Quantifying the "flatness" of functions which are the Fourier transforms of positive functions

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