具有σ-点有限基的空间

Spaces with a σ-Point Finite Base

英文关键词:σ-point finite base  open map  compact map  continuous map.

中文摘要:

      本文纠正了Ｈａｎａｉ等用开紧连续映射刻画具有σ－点有限基的空间的一个错误，定义了诱导开的弱紧连续映射建立度量空间与具有σ－点有限基空间的映射联系．

英文摘要:

      In this paper it is shown that spaces with a σ-point finite base can be characterized by the images of metric spaces under certain maps.