List questions from characteristic-functions

Published on 01 Feb 2020 - 9:48

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Fitting a Gram-Charlier Expansion from Characteristic Function

Published on 04 Feb 2020 - 20:43

23

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Prove that $1_{E_n}$ is pointwise convergent

Published on 24 Feb 2026 - 7:14

67

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The product of a normal variable by the cossine of another normal variable is a Laplace distribution?

Published on 10 Feb 2020 - 22:37

71

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How bad is this proof of the Riemann-Lebesgue Lemma?

Published on 12 Feb 2020 - 4:50

58

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Show that $X$ is a discrete random variable if there exists a $t_0 \in \mathbb{R}$ \ $\{0\}$ s.t. $\varphi_X(t_0)=1$

Published on 13 Feb 2020 - 22:21

32

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Lebesgue integral of function given by series

Published on 14 Feb 2020 - 19:35

74

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Characteristic exponent random variable well-defined?

Published on 18 Feb 2020 - 10:48

104

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Characteristic function evaluated at $2\pi$

Published on 21 Feb 2020 - 17:51

150

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Characteristic function of a random matrix problem

Published on 28 Feb 2020 - 17:56

81

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A proof or reference for $\phi_{(X_1, \dots, X_k)} = \phi_{X_1} \dots, \phi_{X_k}$ implies $X_1, \dots, X_k$ independent.

Published on 02 Mar 2020 - 16:53

46

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Trivial question about limit of an indicator function

Published on 05 Mar 2020 - 0:15

78

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Approximation to the characteristic function

Published on 27 Mar 2026 - 11:44

118

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Double Integrals of Characteristic Functions

Published on 09 Mar 2020 - 7:20

1.7k

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Is the product of two different characteristic functions also a characteristic function?

Published on 11 Mar 2020 - 7:16

List Question

Counterexample of a theorem for characteristic function.

Fitting a Gram-Charlier Expansion from Characteristic Function

Prove that $1_{E_n}$ is pointwise convergent

The product of a normal variable by the cossine of another normal variable is a Laplace distribution?

How bad is this proof of the Riemann-Lebesgue Lemma?

Show that $X$ is a discrete random variable if there exists a $t_0 \in \mathbb{R}$ \ $\{0\}$ s.t. $\varphi_X(t_0)=1$

Lebesgue integral of function given by series

Characteristic exponent random variable well-defined?

Characteristic function evaluated at $2\pi$

Characteristic function of a random matrix problem

A proof or reference for $\phi_{(X_1, \dots, X_k)} = \phi_{X_1} \dots, \phi_{X_k}$ implies $X_1, \dots, X_k$ independent.

Trivial question about limit of an indicator function

Approximation to the characteristic function

Double Integrals of Characteristic Functions

Is the product of two different characteristic functions also a characteristic function?

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