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| -- 作者:mathman -- 发布时间:2011/11/8 9:14:06 -- The curvature properties in Finsler geometry 数学中心讲座
The curvature properties in Finsler geometry 程新跃教授(重庆理工大学)
时间:2011年11月9日下午2:00~~3:00; 地点:数学与统计学院422会议室
内容简介: In this talk, we introduce some important geometric quantities and their meanings in Finsler geometry. These geometric quantities play very important roles in Finsler geometry. In particular, we study a special and important class of Finsler metrics, called (a,b)-metrics, which are defined by F=a f(b/a) , where a is a Riemannian metric and b is a 1-form. We characterize Einstein (a,b)-metrics and show that, if f=f(s) is a polynomial in s, the (a,b)-metrics F=a f(b/a) is Einstein if and only if it is Ricci-flat. Further, we characterize and classify Ricci-flat Douglas (a,b)-metrics. 程新跃简介: 教授,匈牙利国立德布勒森大学(University of Debrecen) 博士,重庆市学术技术带头人,重庆理工大学学科带头人、数学与统计学院院长,重庆市数学会副理事长;上海大学博士生导师,西南大学兼职教授、博士生导师; |
| -- 作者:mathman -- 发布时间:2011/11/8 9:16:37 -- 注:因为无法上传公式,也无法输入希腊字母,“内容简介”中公式的字母做了替换。 |