{ "id": "0904.3957", "version": "v2", "published": "2009-04-25T03:21:36.000Z", "updated": "2010-03-18T15:11:44.000Z", "title": "The nullcone in the multi-vector representation of the symplectic group and related combinatorics", "authors": [ "Sangjib Kim" ], "comment": "21 pages, v2: title changed, typos and errors corrected", "categories": [ "math.RT", "math.CO" ], "abstract": "We study the nullcone in the multi-vector representation of the symplectic group with respect to a joint action of the general linear group and the symplectic group. By extracting an algebra over a distributive lattice structure from the coordinate ring of the nullcone, we describe a toric degeneration and standard monomial theory of the nullcone in terms of double tableaux and integral points in a convex polyhedral cone.", "revisions": [ { "version": "v2", "updated": "2010-03-18T15:11:44.000Z" } ], "analyses": { "subjects": [ "20G05", "05E15" ], "keywords": [ "symplectic group", "multi-vector representation", "related combinatorics", "convex polyhedral cone", "general linear group" ], "note": { "typesetting": "TeX", "pages": 21, "language": "en", "license": "arXiv", "status": "editable", "adsabs": "2009arXiv0904.3957K" } } }