ON A CLASS OF TOPOLOGICAL SPACES

descriptionPublicationkeyboard_double_arrow_right Article 01 Mar 2001Publisher:Akademiai Kiado Zrt.Journal:Studia Scientiarum Mathematicarum Hungarica, volume 37, pages 225-231 (issn: 0081-6906, eissn: 1588-2896,

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Authors: Császár, Á.;

doi: 10.1556/sscmath.37.2001.1-2.14

ON A CLASS OF TOPOLOGICAL SPACES

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Abstract

Let a topological s ace X be said to be rarophile i .each rare set is a .nite intersection of semi-o en sets (in the sense that A is semi-o en i .A .cl(int(A))).Various characteri- zations for raro hile spaces,examples of rarophile and non-rarophile spaces,ro erties of raro hile spaces are given and some o en roblems formulated.

Related Organizations

Eötvös Loránd University
Hungary

Keywords

rare sets, strongly rarophile spaces, Topological spaces and generalizations (closure spaces, etc.), semi-open, rarophile

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