Weak potency of fundamental groups of graphs of groups
Document Type
Article
Publication Date
1-1-2010
Abstract
In this note we shall prove a characterization for the fundamental group of a graph of polycyclic-by-finite groups and free-by-finite groups with infinite cyclic edge subgroups to be weakly potent. We shall show also that all one-relator groups with non-trivial center are weakly potent.
Keywords
Fundamental groups of graphs of groups, weakly potent, cyclic subgroup separable, HNN extensions, tree products, polycyclic-by-finite groups, free-by-finite groups
Publication Title
Bulletin of the Malaysian Mathematical Sciences Society
Volume
33
Issue
2
Publisher
Malaysian Mathematical Sciences Soc
Publisher Location
UNIV SAINS MALAYSIA, SCH MATHEMATICAL SCIENCES, PULAU PINANG, 11800 USM, MALAYSIA