A characterisation of large finitely presented groups

A group is known as `large' if some finite index subgroup admits a surjective homomorphism onto a non-abelian free group. In this paper, we give a necessary and sufficient condition for a finitely presented group to be large, in terms of the existence of a normal series where successive quotien...

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Hlavní autor: Lackenby, M
Médium: Journal article
Jazyk:English
Vydáno: Elsevier 2005