Some characterizations of spaces with locally countable networks

Authors

  • Luong Quoc Tuyen Department of Mathematics, Da Nang University, Viet nam Author

Keywords:

Network, cs-network, sn-network, weak base, locally countable, sequence-covering, 1-sequence-covering, weak-open, compact map, π-map

Subjects:

54C10, 54D65, 54E40, 54E99

Abstract

In this paper, we give some characterizations of spaces with locally countable networkand some characterizations of sn-symmetric (or Cauchy sn-symmetric) spaces withlocally countable sn-networks by compact images (or π-images) of locally separable metric spaces.

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Published

2014-01-15