curvature flow;
Farey sequence;
Farey tree;
maximal integral triangulation;
D O I:
10.5802/aif.1710
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
This paper describes local configurations of some planar triangulations. A Gauss-Bonnet-like formula holds locally for a kind of discrete "curvature" associated to such triangulations.
机构:
UPMC Univ Paris 06, UMR 7598, Lab Jacques Louis Lions, F-75005 Paris, France
NYU, Courant Inst, New York, NY 10012 USAUniv Paris 09, CEREMADE, CNRS, UMR 7534, F-75775 Paris 16, France