MORSE CONCAVITY FOR CLOSED GEODESICS  

作　　者：段华桂 龙以明 

机构地区：[1]School of Mathematics [2]Chern Institute of Mathematics [3]Key Lab of Pure Mathematics and Combinatorics of Ministry of Education, Nankai University,Tianjin 300071, China

出　　处：《Acta Mathematica Scientia》2009年第3期731-750,共20页数学物理学报（B辑英文版）

基　　金：Partially supported by NSF (10801079);Partially supported by RFDP (20080551002);Partially supported by LPMC of MOE of China;Partially supported by the 973 Program of MOST, NNSF, MCME, RFDP, LPMC of MOE of China, S. S. Chern Foundation, and Nankai University

摘　　要：In this paper, the concavity of closed geodesics proposed by M. Morse in 1930s is studied.In this paper, the concavity of closed geodesics proposed by M. Morse in 1930s is studied.

关 键 词：closed geodesic CONCAVITY sypletic matrix Morse index 

分 类 号：O186.12[理学—数学]