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arxiv: 1507.04724 · v2 · pith:FYRATUYYnew · submitted 2015-07-16 · 🧮 math.GT

A Classification of subgroups of SL(4,R) Isomorphic to R³ and Generalized Cusps in Projective 3 Manifolds

classification 🧮 math.GT
keywords cuspsgeneralizedisomorphicprojectivesubgroupsclassificationclassifyconjugacy
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This paper uses work of Haettel to classify all subgroups of PGL(4,R) isomorphic to (R^3 , +), up to conjugacy. We use this to show there are 4 families of generalized cusps up to projective equivalence in dimension 3.

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