scalar flag curvature;
locally projectively flat;
general(α;
β)-metrics;
D O I:
暂无
中图分类号:
O186.12 [黎曼几何];
学科分类号:
070104 ;
摘要:
In this paper,we study a new class of general(α,β)-metrics F defined by a Riemannian metric α,a 1-form β and C ∞ function φ(b2,s).We provide the projective factor of a class of general(α,β)-metrics F=αφ(b2,s),and apply these formulae to compute its flag curvature.
机构:
Indiana Univ Purdue Univ, Dept Math Sci, 402 N Blackford St, Indianapolis, IN 46202 USAIndiana Univ Purdue Univ, Dept Math Sci, 402 N Blackford St, Indianapolis, IN 46202 USA
Shen, Zhongmin
Yang, Guojun
论文数: 0引用数: 0
h-index: 0
机构:
Sichuan Univ, Dept Math, Chengdu 610064, Sichuan, Peoples R ChinaIndiana Univ Purdue Univ, Dept Math Sci, 402 N Blackford St, Indianapolis, IN 46202 USA
机构:
Nankai Univ, Sch Math Sci, Tianjin 300071, Peoples R ChinaPeking Univ, Key Lab Pure & Appl Math, Sch Math Sci, Beijing 100871, Peoples R China
Huang, Libing
Mo, Xiaohuan
论文数: 0引用数: 0
h-index: 0
机构:
Peking Univ, Key Lab Pure & Appl Math, Sch Math Sci, Beijing 100871, Peoples R ChinaPeking Univ, Key Lab Pure & Appl Math, Sch Math Sci, Beijing 100871, Peoples R China