{ "id": "1703.03086", "version": "v1", "published": "2017-03-09T00:38:59.000Z", "updated": "2017-03-09T00:38:59.000Z", "title": "Invariant measures for the actions of the modular group", "authors": [ "Shilei Fan", "Yanqi Qiu" ], "comment": "5pages, two figures", "categories": [ "math.DS" ], "abstract": "In this note, we give a nature action of the modular group on the ends of the infinite (p + 1)-cayley tree, for each prime p. We show that there is a unique invariant probability measure for each p.", "revisions": [ { "version": "v1", "updated": "2017-03-09T00:38:59.000Z" } ], "analyses": { "keywords": [ "modular group", "invariant measures", "unique invariant probability measure", "nature action" ], "note": { "typesetting": "TeX", "pages": 5, "language": "en", "license": "arXiv", "status": "editable" } } }