CONSTRUCTING CONVEX PLANES IN THE PANTS COMPLEX

被引:6
作者
Aramayona, Javier [1 ]
Parlier, Hugo [2 ]
Shackleton, Kenneth J. [3 ]
机构
[1] Natl Univ Ireland, Dept Math, Galway, Ireland
[2] Ecole Polytech Fed Lausanne, Inst Geometry Algebra & Topol, CH-1015 Lausanne, Switzerland
[3] Univ Tokyo, IPMU, Kashiwa, Chiba 2778568, Japan
关键词
Pants complex; Weil-Petersson metric; TEICHMULLER SPACE; GEOMETRY;
D O I
10.1090/S0002-9939-09-09907-9
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Our main theorem identifies a class of totally geodesic subgraphs of the 1-skeleton of the pants complex, referred to as the pants graph, each isomorphic to the product of two Farey graphs. We deduce the existence of many convex planes in the pants graph of any surface of complexity at least 3.
引用
收藏
页码:3523 / 3531
页数:9
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