关于闭集间距离的一点注记  

Some annotations on the distance between closed sets

作　　者：陈文略[1] 陈鹏[1] 

机构地区：[1]黄冈师范学院数学系,湖北黄州438000

出　　处：《黄冈师范学院学报》2005年第3期7-8,共2页Journal of Huanggang Normal University

基　　金：湖北省教育厅重点科研项目(03BC82).

摘　　要：从"两个不相交的闭集间的距离可为零"出发,采用逆向思维,得到一些新的结论和解题方法,从而为探讨实际问题提供了新的解决方法.<Abstrcat> Based on the fait accompli that the distance between two non-intersect closed sets is zero, this paper draws several new conclusions and ways in mathematics with reversing thought. Then, the paper offers a new way for solving practical problems.

关 键 词：距离 有界闭集 开邻域 覆盖 开集 

分 类 号：O189[理学—数学]