摘要
本文利用序列覆盖分层强紧映射,建立了Ν-空间,g-可度量空间与特定的度量空间的关系,这是对Alexandroff的部分问题的肯定回答.
In this paper, the relations between metrizable spaces and -spaces or g-metrizable spaces are established by sequence-covering stratified strong compact mappings. These are some answers to Alexandroff's problems.
出处
《数学杂志》
CSCD
北大核心
2005年第6期637-640,共4页
Journal of Mathematics
基金
国家自然科学基金资助项目(10271056)
关键词
(
)-空间
g-可度量空间
分层强紧映射
序列覆盖映射
-spaces
g-metrizable spaces
stratified strong compact mappings
sequence-covering mappings