Commensurations of Aut(F_N) and its Torelli subgroup

For N ≥ 3, the abstract commensurators of both Aut(FN ) and its Torelli subgroup IAN are isomorphic to Aut(FN ) itself.

Detalles Bibliográficos
Main Authors: Bridson, M, Wade, R
Formato: Journal article
Idioma:English
Publicado: Springer Nature 2024
Descripción
Summary:For N ≥ 3, the abstract commensurators of both Aut(FN ) and its Torelli subgroup IAN are isomorphic to Aut(FN ) itself.