Mathematical Journal of Okayama University volume61 issue1
2019-01 発行

The number of simple modules in a block with Klein four hyperfocal subgroup

Tasaka, Fuminori National Institute of Technology Tsuruoka College
Publication Date
2019-01
Abstract
A 2-block of a finite group having a Klein four hyperfocal subgroup has the same number of irreducible Brauer characters as the corresponding 2-block of the normalizer of the hyperfocal subgroup.
Keywords
group theory
modular representation
hyperfocal subgroup
Comments
Mathematics Subject Classification. Primary 20C20; Secondry 20C05.