An isoperimetric function for Stallings' group
Will Dison, Murray Elder, Timothy R Riley
math.GRarXiv:math/0612124
Abstract
We prove that n7/3 is an isoperimetric function for a group of Stallings that is finitely presented but not of type F3. Note: The authors with Robert Young have now proved a quadratic Dehn function for this group. See arXiv:0712.3877
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