n维单形中与外心线相关的几个不等式  

Several Inequalities Related to Circumcentre Lines for n-Dimensional Simplexes

作　　者：章乐 王卫东[1] Le Zhang;Weidong Wang(Department of Mathematics, China Three Gorges University, Yichang Hubei)

机构地区：[1]三峡大学理学院数学系,湖北宜昌

出　　处：《理论数学》2016年第1期37-41,共5页Pure Mathematics

基　　金：国家自然科学基金项目(11371224);三峡大学“求索”大学生创新活动计划重点项目。

摘　　要：本文引入了n维单形外心线的概念,并应用它建立了几个与n维单形外接球半径有关的不等式。The essay has introduced the notion of circumcentre line, and has obtained several inequalities related to circumscribed sphere radius in an n-dimensional simplex by making use of it.

关 键 词：N维单形 外心线 外接球半径 

分 类 号：O1[理学—数学]