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On Shift Dynamics for Cyclically Presented Groups

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Field Value
Title On Shift Dynamics for Cyclically Presented Groups
Names Bogley, William A. (creator)
Date Issued 2014-11-15 (iso8601)
Note This is an author's peer-reviewed final manuscript, as accepted by the publisher. The published article is copyrighted by Elsevier and can be found at: http://www.journals.elsevier.com/journal-of-algebra/
Abstract A group defined by a finite presentation with cyclic symmetry admits a shift automorphism
that is periodic and word-length preserving. It is shown that if the presentation
is combinatorially aspherical and orientable, in the sense that no relator is
a cyclic permutation of the inverse of any of its shifts, then the shift acts freely on
the non-identity elements of the group presented. For cyclic presentations defined by
positive words of length at most three, the shift defines a free action if and only if
the presentation is combinatorially aspherical and the shift itself is fixed point free if
and only if the group presented is infinite.
Genre Article
Topic Cyclically presented group
Identifier Bogley, W. A. (2014). On Shift Dynamics For Cyclically Presented Groups. Journal of Algebra, 418, 154-173. doi:10.1016/j.jalgebra.2014.07.009

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