Soluble quotients of triangle groups

Fuente: arXiv
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Auteurs principaux: Conder, Marston D. E., Young, Darius W.
Format: Preprint
Publié: 2024
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author Conder, Marston D. E.
Young, Darius W.
author_facet Conder, Marston D. E.
Young, Darius W.
contents This paper helps explain the prevalence of soluble groups among the automorphism groups of regular maps (at least for `small' genus), by showing that every non-perfect hyperbolic ordinary triangle group $Δ^+(p,q,r) = \langle\, x,y \ | \ x^p = y^q = (xy)^r = 1 \,\rangle$ has a smooth finite soluble quotient of derived length $c$ for some $c \le 3$, and infinitely many such quotients of derived length $d$ for every $d > c$.
format Preprint
id arxiv_https___arxiv_org_abs_2410_06571
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Soluble quotients of triangle groups
Conder, Marston D. E.
Young, Darius W.
Group Theory
This paper helps explain the prevalence of soluble groups among the automorphism groups of regular maps (at least for `small' genus), by showing that every non-perfect hyperbolic ordinary triangle group $Δ^+(p,q,r) = \langle\, x,y \ | \ x^p = y^q = (xy)^r = 1 \,\rangle$ has a smooth finite soluble quotient of derived length $c$ for some $c \le 3$, and infinitely many such quotients of derived length $d$ for every $d > c$.
title Soluble quotients of triangle groups
topic Group Theory
url https://arxiv.org/abs/2410.06571