Profinite isomorphisms and fixed-point properties

Profinite isomorphisms and fixed-point properties

We describe a flexible construction that produces triples of finitely generated, residually finite groups M ãÑ P ãÑ Γ, where the maps induce isomorphisms of profinite completions Mx – Pp – Γ, but p M and Γ have Serre’s property FA while P does not. In this construction, P is finitely presented and Γ...

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Autor principal:	Bridson, M
Format:	Journal article
Idioma:	English
Publicat:	Mathematical Sciences Publishers 2024

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