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A note on separability in outer automorphism groups

Authors :
Fournier-Facio, Francesco
Publication Year :
2024

Abstract

We give a criterion for separability of subgroups of certain outer automorphism groups. This answers questions of Hagen and Sisto, by strengthening and generalizing a result of theirs on mapping class groups.<br />Comment: 5 pages

Subjects

Subjects :
Mathematics - Group Theory
Mathematics - Geometric Topology

Details

Database :
arXiv
Publication Type :
Report
Accession number :
edsarx.2407.13824
Document Type :
Working Paper

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