Finding Splittings of Groups and 3‐Manifolds
Niblo, G. A.
1995-11-01 00:00:00
The class of almost finitely presented groups which admit a finite index subgroup which is an HNN extension is characterised using Scott's end invariant for a pair of groups. As in Scott's original paper on the subject, the profinite topology plays a rôle.
http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.pngBulletin of the London Mathematical SocietyWileyhttp://www.deepdyve.com/lp/wiley/finding-splittings-of-groups-and-3-manifolds-eOaikIt78q
The class of almost finitely presented groups which admit a finite index subgroup which is an HNN extension is characterised using Scott's end invariant for a pair of groups. As in Scott's original paper on the subject, the profinite topology plays a rôle.
Journal
Bulletin of the London Mathematical Society
– Wiley
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