{ "id": "1808.00781", "version": "v1", "published": "2018-08-02T12:38:19.000Z", "updated": "2018-08-02T12:38:19.000Z", "title": "Non-hyperbolic behavior of geodesic flows of rank 1 surfaces", "authors": [ "Katrin Gelfert" ], "categories": [ "math.DS" ], "abstract": "We prove that for the geodesic flow of a rank 1 Riemannian surface which is expansive but not Anosov the Hausdorff dimension of the set of vectors with only zero Lyapunov exponents is large.", "revisions": [ { "version": "v1", "updated": "2018-08-02T12:38:19.000Z" } ], "analyses": { "subjects": [ "53D25", "37D40", "37D25", "37D35", "37C45" ], "keywords": [ "geodesic flow", "non-hyperbolic behavior", "zero lyapunov exponents", "hausdorff dimension", "riemannian surface" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable" } } }