Automorphisms of Chevalley groups of types B2 and G2 over local rings

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Abstract

In the paper, we prove that every automorphism of any adjoint Chevalley group of type B2 or G2 is standard, i.e., it is a composition of an "inner" automorphism, a ring automorphism, and a central automorphism.

Original languageEnglish
Pages (from-to)795-814
Number of pages20
JournalJournal of Mathematical Sciences
Volume155
Issue number6
DOIs
StatePublished - Dec 2008
Externally publishedYes

Bibliographical note

Funding Information:
This work is supported by Russian President grant MK-904.2006.1 and by a grant of the Russian Foundation for Basic Research 05-01-01048.

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