Conjugacy classes and characters for extensions of finite groups.

DOI10.1007/s11401-014-0854-8zbMath1318.20029arXiv1310.6384OpenAlexW2111899407MaRDI QIDQ2257070

Xiang Tang, Hsian-Hua Tseng

Publication date: 23 February 2015

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

Full work available at URL: https://arxiv.org/abs/1310.6384

zbMATH Keywords

conjugacy classesgroup algebrasfinite groupsextensions of groupsorthogonality relations of characters

Mathematics Subject Classification ID

Conjugacy classes for groups (20E45) Ordinary representations and characters (20C15) Arithmetic and combinatorial problems involving abstract finite groups (20D60) Group rings of finite groups and their modules (group-theoretic aspects) (20C05) Extensions, wreath products, and other compositions of groups (20E22)

Cites Work

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• Differentiable stacks and gerbes
• Non-abelian differentiable gerbes
• Discrete torsion and twisted orbifold cohomology
• Duality theorems for étale gerbes on orbifolds
• Cluster decomposition, T-duality, and gerby cfts
• Twisted K-theory of differentiable stacks

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