We give examples of hyperbolic groups which contain subgroups that are of type F3 but not of type F4. These groups are obtained by Dehn filling starting from a non-uniform lattice in PO(8, 1) which was previously studied by Italiano, Martelli and Migliorini.
Hyperbolic groups containing subgroups of type ℱ₃ not ℱ₄
Martelli, Bruno;
2024-01-01
Abstract
We give examples of hyperbolic groups which contain subgroups that are of type F3 but not of type F4. These groups are obtained by Dehn filling starting from a non-uniform lattice in PO(8, 1) which was previously studied by Italiano, Martelli and Migliorini.File in questo prodotto:
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