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REGULAR ORBITS OF COPRIME LINEAR GROUPS IN LARGE CHARACTERISTIC

Part of: Representation theory of groups Linear algebraic groups and related topics

Published online by Cambridge University Press:  02 May 2017

BENJAMIN SAMBALE Open the ORCID record for BENJAMIN SAMBALE [Opens in a new window]
BENJAMIN SAMBALE*
Affiliation:
Fachbereich Mathematik, TU Kaiserslautern, 67653 Kaiserslautern, Germany email [email protected]
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Abstract

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We prove that a finite coprime linear group $G$ in characteristic $p\geq \frac{1}{2}(|G|-1)$ has a regular orbit. This bound on $p$ is best possible. We also give an application to blocks with abelian defect groups.

Keywords

coprime linear groupsregular orbitsminimal subgroups

MSC classification

Primary: 20G40: Linear algebraic groups over finite fields
Secondary: 20C15: Ordinary representations and characters
Type
Research Article
Information
Bulletin of the Australian Mathematical Society , Volume 96 , Issue 3 , December 2017 , pp. 438 - 444
Copyright
© 2017 Australian Mathematical Publishing Association Inc. 

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