List questions from characters

Published on 27 Mar 2023 - 17:12

45

Views

Isomorphic group of $D_8/C_2$

Published on 29 Mar 2023 - 19:14

40

Views

Show a character of $A_5$ is integer-valued

Published on 08 Apr 2023 - 20:14

110

Views

Why does character of identity element always positive integer?

Published on 15 Apr 2023 - 21:46

56

Views

Frobenius reciprocity for reductive groups

Published on 18 Apr 2023 - 15:25

91

Views

A Relation between Dirichlet L functions for Quadratic Character and Gauss sums

Published on 25 Mar 2026 - 9:38

78

Views

Compactness of the "orthogonal" of a maximal isotropic subgroup modulo this subgroup

Published on 26 Apr 2023 - 23:15

179

Views

Definition of a character of a linear algebraic group

Published on 03 May 2023 - 14:13

120

Views

Legendre symbol as a group character

Published on 04 May 2023 - 11:46

43

Views

On the proof of: If $0<\frac{|χ(g)|}{χ(1)}<1$ then $\frac{χ(g)}{χ(1)}\notin\overline{\mathbb{Z}}$

Published on 23 Feb 2026 - 13:05

31

Views

Is the map sending everything to 0 conventionally considered a complex character?

Published on 10 May 2023 - 17:37

49

Views

Same character values iff related by outer automorphism, for perfect groups

Published on 12 May 2023 - 21:15

40

Views

Terminology: Formula for group characters and idempotent

Published on 21 May 2023 - 14:03

60

Views

Sum of squares of coefficients appearing in $Res_{H}^{G}$

Published on 22 May 2023 - 12:57

226

Views

If a hom. $\phi:G\to H$ of diagonalisable linear algebraic groups is injective, then the induced hom. $\phi^:X^(H)\to X^*(G)$ is surjective

Published on 24 May 2023 - 12:41

List Question

Confused about the domain of characters

Isomorphic group of $D_8/C_2$

Show a character of $A_5$ is integer-valued

Why does character of identity element always positive integer?

Frobenius reciprocity for reductive groups

A Relation between Dirichlet L functions for Quadratic Character and Gauss sums

Compactness of the "orthogonal" of a maximal isotropic subgroup modulo this subgroup

Definition of a character of a linear algebraic group

Legendre symbol as a group character

On the proof of: If $0<\frac{|χ(g)|}{χ(1)}<1$ then $\frac{χ(g)}{χ(1)}\notin\overline{\mathbb{Z}}$

Is the map sending everything to 0 conventionally considered a complex character?

Same character values iff related by outer automorphism, for perfect groups

Terminology: Formula for group characters and idempotent

Sum of squares of coefficients appearing in $Res_{H}^{G}$

If a hom. $\phi:G\to H$ of diagonalisable linear algebraic groups is injective, then the induced hom. $\phi^:X^(H)\to X^*(G)$ is surjective

Trending Questions

Popular # Hahtags

Popular Questions