Browsing Electronic Theses and Dissertations by Author "Wagner, Francis"
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Wagner, Francis; 0000-0001-9677-6716 (2021-08-12)Department: MathematicsIn this thesis, we construct the first examples of finitely presented groups with quadratic Dehn function which contain a finitely generated infinite torsion subgroup, answering a problem of Ol'shanskii. These examples are ...