Overgroups of exterior powers of an elementary group. Levels

Fuente: arXiv
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Hauptverfasser: Lubkov, Roman, Nekrasov, Ilia
Format: Preprint
Veröffentlicht: 2022
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author Lubkov, Roman
Nekrasov, Ilia
author_facet Lubkov, Roman
Nekrasov, Ilia
contents We prove a first part of the standard description of groups $H$ lying between an exterior power of an elementary group $\bigwedge^m E_n(R)$ and a general linear group $GL_{n \choose m}(R)$ for a commutative ring $R$, $2\in R^*$ and $n\geqslant 3m$. The description uses the classical notion of a level: for every group $H$ we find a unique ideal $A$ of the ground ring $R$ which describes $H$.
format Preprint
id arxiv_https___arxiv_org_abs_2201_13034
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle Overgroups of exterior powers of an elementary group. Levels
Lubkov, Roman
Nekrasov, Ilia
Group Theory
Representation Theory
We prove a first part of the standard description of groups $H$ lying between an exterior power of an elementary group $\bigwedge^m E_n(R)$ and a general linear group $GL_{n \choose m}(R)$ for a commutative ring $R$, $2\in R^*$ and $n\geqslant 3m$. The description uses the classical notion of a level: for every group $H$ we find a unique ideal $A$ of the ground ring $R$ which describes $H$.
title Overgroups of exterior powers of an elementary group. Levels
topic Group Theory
Representation Theory
url https://arxiv.org/abs/2201.13034