{ "id": "1507.04724", "version": "v1", "published": "2015-07-16T19:38:28.000Z", "updated": "2015-07-16T19:38:28.000Z", "title": "A Classification of subgroups of SL(4,R) Isomorphic to R^3 and Generalized Cusps in Projective 3 Manifolds", "authors": [ "Arielle Leitner" ], "comment": "3 figures", "categories": [ "math.GT" ], "abstract": "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.", "revisions": [ { "version": "v1", "updated": "2015-07-16T19:38:28.000Z" } ], "analyses": { "subjects": [ "57Mxx" ], "keywords": [ "generalized cusps", "isomorphic", "classification", "projective equivalence" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable", "adsabs": "2015arXiv150704724L" } } }