Vol. 16 (2008)
Articles

On Quotient \(\pi\)-images of locally separable Metric Spaces

Nyguyen Van Dung
Department of Mathematics, Pedagogical University of Dong thap, Viet nam

Published 04-03-2025

Keywords

  • \(\pi\)-cover,
  • double cs¨*-cover,
  • \(\pi\)-mapping,
  • \(s\)-mapping,
  • quotient mapping,
  • subsequence-covering mapping,
  • sequentially-quotient mapping.
  • ...More
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Abstract

We prove that a space is quotient \(\pi\)-image of a locally separable metric space if and only if it has a \(\pi-\) and double \(cs*-\)cover. We also investigate quotient \(\pi-s-\) images of locally separable metric spaces.