{ "id": "2009.04164", "version": "v1", "published": "2020-09-09T08:46:05.000Z", "updated": "2020-09-09T08:46:05.000Z", "title": "CAT(0) cube complexes with flat hyperplanes", "authors": [ "Anthony Genevois" ], "comment": "8 pages", "categories": [ "math.GR" ], "abstract": "In this short note, we show that a group acting geometrically on a CAT(0) cube complex with virtually abelian hyperplane-stabilisers must decompose virtually as a free product of free abelian groups and surface groups.", "revisions": [ { "version": "v1", "updated": "2020-09-09T08:46:05.000Z" } ], "analyses": { "subjects": [ "20F65", "20F67" ], "keywords": [ "cube complex", "flat hyperplanes", "free abelian groups", "short note", "surface groups" ], "note": { "typesetting": "TeX", "pages": 8, "language": "en", "license": "arXiv", "status": "editable" } } }