报告题目：Common index jump theorem and periodic orbits

报告人：段华贵（南开大学）

时间：10月29号上午9:55-10:50

地点：法学院B105

报告摘要： In this talk, I will introduce two kinds of periodic orbit problems, i.e., closed geodesics on manifolds and closed orbits on hypersurfaces with fixed energy. Then I will simply explain how to deal with these problems by using the index iteration theories recently established.

邀请人: 杨大伟