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Automorphisms of Chevalley Groups of Type G 2 Over Local Rings Without 1/2

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In this paper, we prove that every automorphism of a Chevalley group of type G 2 over a commutative local ring without 1/2 is the composition of a ring automorphism and a conjugation by some matrix.

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Authors and Affiliations

  1. Moscow State University, Moscow, Russia

    E. I. Bunina & P. A. Veryovkin

Authors
  1. E. I. Bunina
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  2. P. A. Veryovkin
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Correspondence to E. I. Bunina.

Additional information

Translated from Fundamentalnaya i Prikladnaya Matematika, Vol. 17, No. 7, pp. 49–66, 2011/12.

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Bunina, E.I., Veryovkin, P.A. Automorphisms of Chevalley Groups of Type G 2 Over Local Rings Without 1/2. J Math Sci 197, 479–491 (2014). https://doi.org/10.1007/s10958-014-1729-y

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  • DOI: https://doi.org/10.1007/s10958-014-1729-y

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