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This article is cited in 4 scientific papers (total in 4 papers)
MATHEMATICS
Group of automorphisms of one class of formal matrix algebras
P. A. Krylov, T. D. Norbosambuev Tomsk State University, Tomsk,
Russian Federation
Abstract:
The structure of the automorphism group of a formal matrix algebra over a commutative ring has been found under certain conditions. The automorphism group of such algebra is a semidirect product of several subgroups consisting of automorphisms with a known structure. This is achieved due to the fact that the formal matrix algebra is represented as a splitting extension of a certain nilpotent ideal by means of the product of ordinary matrix rings.
Keywords:
automorphism, formal matrix algebra, semidirect product.
Received: 18.01.2018
Citation:
P. A. Krylov, T. D. Norbosambuev, “Group of automorphisms of one class of formal matrix algebras”, Vestn. Tomsk. Gos. Univ. Mat. Mekh., 2018, no. 53, 16–21
Linking options:
https://www.mathnet.ru/eng/vtgu646 https://www.mathnet.ru/eng/vtgu/y2018/i53/p16
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