Expansion of discrete and closure-preserving families

Mizokami, Takemi

doi:10.1090/S0002-9939-1988-0921007-6

Expansion of discrete and closure-preserving families
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by Takemi Mizokami PDF

Proc. Amer. Math. Soc. 102 (1988), 402-406 Request permission

Abstract:

In this paper, we define the classes of $d$-IP-expandable spaces and IP-expandable spaces, and study their properties and relations with orthocompact spaces and nonarchimedean quasi-metrizable spaces.

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