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Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)

 

 

Closure-preserving families and metacompactness


Authors: Henry Potoczny and Heikki Junnila
Journal: Proc. Amer. Math. Soc. 53 (1975), 523-529
MSC: Primary 54D20
MathSciNet review: 0388337
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Abstract: It is the purpose of this paper to show that if a space $ X$ admits a closure-preserving cover of compact, closed sets, then $ X$ is metacompact. This paper also provides a characterization of those closure-preserving covers of compact sets admitted by $ \sigma $-compact spaces.


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DOI: https://doi.org/10.1090/S0002-9939-1975-0388337-1
Article copyright: © Copyright 1975 American Mathematical Society