摘要
定义了相对meso紧空间、相对meso-Lindeloff空间的概念,研究了相对meso紧、相对meso-Lindeloff空间在闭Lindeloff映射、完备映射下的性质.
In this paper,the concepts of relative mesocompact space and relative mesoLindeloff space are defined.And some properties of them under closed-Lindeloff mapping and perfect mapping are discussed.
出处
《数学的实践与认识》
北大核心
2015年第19期248-253,共6页
Mathematics in Practice and Theory