The Schur index of projective characters of symmetric and alternating groups

DOI10.2307/2946564zbMath0792.20015OpenAlexW2315298516MaRDI QIDQ1190609

Alexandre Turull

Publication date: 26 September 1992

Published in: Annals of Mathematics. Second Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2946564

zbMATH Keywords

symmetric groupsalternating groupsspin charactersBrauer groupSchur indexrepresentation groupsBrauer-Wall groupirreducible projective characterstrict partition

Mathematics Subject Classification ID

Representations of finite symmetric groups (20C30) Projective representations and multipliers (20C25)

Related Items (10)

Basic spin representations of \(2\mathbb{S}_ n\) and \(2\mathbb{A}_ n\) as globally irreducible representations ⋮ Some invariants for equivalent \(G\)-algebras ⋮ The super Frobenius-Schur indicator and finite group gauge theories on \(\mathrm{pin}^-\) surfaces ⋮ Matrices for finite group representations that respect Galois automorphisms ⋮ Invariants of Orthogonal G-Modules from the Character Table ⋮ Clifford theory for cyclic quotient groups ⋮ Schur indices of perfect groups ⋮ The Schur indices of the irreducible characters of the special linear groups ⋮ Clifford classes for some overgroups of the special linear groups. ⋮ Higher adeles and non-abelian Riemann-Roch

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