{ "id": "0712.0832", "version": "v2", "published": "2007-12-05T21:49:26.000Z", "updated": "2007-12-07T20:57:37.000Z", "title": "First variation of the Log Entropy functional along the Ricci flow", "authors": [ "Junfang Li" ], "comment": "4 pages. One remark improved", "categories": [ "math.DG", "math.AP" ], "abstract": "In this note, we establish the first variation formula of the adjusted log entropy functional $\\mathcal Y_a$ introduced by Ye in \\cite{Y2}. As a direct consequence, we also obtain the monotonicity of $\\mathcal Y_a$ along the Ricci flow.", "revisions": [ { "version": "v2", "updated": "2007-12-07T20:57:37.000Z" } ], "analyses": { "subjects": [ "53C20", "53C21" ], "keywords": [ "ricci flow", "first variation formula", "adjusted log entropy functional", "direct consequence", "monotonicity" ], "note": { "typesetting": "TeX", "pages": 4, "language": "en", "license": "arXiv", "status": "editable", "adsabs": "2007arXiv0712.0832L" } } }