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The Dehn Function of Stallings’ Group

✍ Scribed by Will Dison; Murray Elder; Timothy R. Riley; Robert Young


Publisher
Springer
Year
2009
Tongue
English
Weight
271 KB
Volume
19
Category
Article
ISSN
1016-443X

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We re-cast in a more combinatorial and computational form the topological approach of J. Stallings to the study of subgroups of free groups.  2002 Elsevier Science (USA) Convention 2.6 (Reduced Words and Reduced Paths). Recall that a word w in the alphabet = X ∪ X -1 is said to be freely reduced if