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Abelian Gradings on Upper Block Triangular Matrices

Published online by Cambridge University Press:  20 November 2018

Angela Valenti  and
Mikhail Zaicev
Angela Valenti
Affiliation:
Dipartimento di Metodi e Modelli Matematici, Universitá di Palermo, Palermo, Italy e-mail: avalenti@unipa.it
Mikhail Zaicev
Affiliation:
Department of Algebra, Faculty of Mathematics and Mechanics, Moscow State University, Moscow, 119992, Russia e-mail: zaicev@mech.math.msu.su
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Abstract

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Let $G$ be an arbitrary finite abelian group. We describe all possible $G$-gradings on upper block triangular matrix algebras over an algebraically closed field of characteristic zero.

Keywords

16W50gradingsupper block triangular matrices
Type
Research Article
Information
Canadian Mathematical Bulletin , Volume 55 , Issue 1 , 01 March 2012 , pp. 208 - 213
Copyright
Copyright © Canadian Mathematical Society 2012

References

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