List questions from characters

Published on 14 Apr 2016 - 20:06

78

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Using Irreducible Group Characters to Count nth Roots of Group Elements

Published on 16 Apr 2016 - 1:58

41

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Computing Multiplicative Character Values over Finite Fields

Published on 16 Apr 2016 - 23:20

735

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How can we compute restrictions from a character table?

Published on 21 Apr 2016 - 19:13

298

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Question to the proof of: Let $A$ be a finite abelian group and let $g \in A$. Suppose that $\chi(g)=1$ for every $\chi \in \hat A$. Then $g=1$.

Published on 24 Apr 2016 - 16:51

118

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Deformation of Gamma function integral contour

Published on 27 Apr 2016 - 21:47

121

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Identity for exponential character sums

Published on 28 Apr 2016 - 16:43

60

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Question on Fourier-Stieltjes transform (in Rudin, p. $15$)

Published on 28 Apr 2016 - 17:01

1.2k

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characters in semi-direct product.

Published on 29 Apr 2016 - 17:52

188

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Fourier transformation of a group

Published on 01 May 2016 - 2:54

889

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Why is the sum of irreducible representations nonzero only when the irreducible representation is trivial?

Published on 02 May 2016 - 18:33

517

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Character of an $\mathbb{R}G$-module constructed from a $\mathbb{CG}$-module

Published on 03 May 2016 - 6:02

186

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Restricting irreps of $S_n$ to $D_n$ of order $2 n$

Published on 28 Mar 2026 - 1:15

217

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Simplify $\langle \operatorname{Ind}^G_1 1, \operatorname{Ind}^G_H\phi\rangle_G$

Published on 03 May 2016 - 11:44

968

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Why is conductor of a Dirichlet character the product of conductors of other Dirichlet characters?

Published on 05 May 2016 - 17:05

List Question

Decompose induced representation of $S_2$ and $S_3$

Using Irreducible Group Characters to Count nth Roots of Group Elements

Computing Multiplicative Character Values over Finite Fields

How can we compute restrictions from a character table?

Question to the proof of: Let $A$ be a finite abelian group and let $g \in A$. Suppose that $\chi(g)=1$ for every $\chi \in \hat A$. Then $g=1$.

Deformation of Gamma function integral contour

Identity for exponential character sums

Question on Fourier-Stieltjes transform (in Rudin, p. $15$)

characters in semi-direct product.

Fourier transformation of a group

Why is the sum of irreducible representations nonzero only when the irreducible representation is trivial?

Character of an $\mathbb{R}G$-module constructed from a $\mathbb{CG}$-module

Restricting irreps of $S_n$ to $D_n$ of order $2 n$

Simplify $\langle \operatorname{Ind}^G_1 1, \operatorname{Ind}^G_H\phi\rangle_G$

Why is conductor of a Dirichlet character the product of conductors of other Dirichlet characters?

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