FUNDAMENTALNAYA I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2009, VOLUME 15, NUMBER 7, PAGES 3-46

Automorphisms of Chevalley groups of type $B$_l over local rings with $1/2$

E. I. Bunina

Abstract

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In the given paper, we prove that every automorphism of a Chevalley group of type $B$_l, $l$³ 2, over a commutative local ring with $1/2$ is standard, i.e., it is a composition of ring, inner, and central automorphisms.

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Last modified: April 18, 2010