Jones index and fixed rings of simple algebras

DOI10.1006/JABR.1993.1197zbMath0841.16029OpenAlexW2003033989MaRDI QIDQ1320138

Maria E. Angelone

Publication date: 5 July 1994

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/jabr.1993.1197

zbMATH Keywords

stabilityextensionsgroups of automorphismsfixed ringsminimal number of generatorsfinite-dimensional separable algebrasleft Jones indexsimple finite-dimensional algebras

Mathematics Subject Classification ID

Automorphisms and endomorphisms (16W20) Finite-dimensional division rings (16K20) Separable algebras (e.g., quaternion algebras, Azumaya algebras, etc.) (16H05) Centralizing and normalizing extensions (16S20)

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Skew group rings, representations of group algebras, and applications to fixed rings

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