Class numbers of group extensions

DOI10.1515/JGT.2009.044zbMath1196.20011MaRDI QIDQ3552301

Peter Schmid

Publication date: 15 April 2010

Published in: Journal of Group Theory (Search for Journal in Brave)

zbMATH Keywords

numbers of conjugacy classescohomologyirreducible complex charactersgroup extensionsClifford obstruction

Mathematics Subject Classification ID

Conjugacy classes for groups (20E45) Ordinary representations and characters (20C15) Arithmetic and combinatorial problems involving abstract finite groups (20D60) Cohomology of groups (20J06) Extensions, wreath products, and other compositions of groups (20E22)

Cites Work

• On groups occurring as center factor groups
• On groups of central type
• Finite groups with an irreducible representation of large degree
• The number of conjugacy classes in a finite group
• Simply Connected, Adjoint and Universal Groups of Lie Type
• The classification of prime-power groups.
• Automorphisms of finite groups

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