Not all Semiregular Urysohn-Closed Spaces are Katetov-Urysohn

DOI10.2307/2036634zbMath0195.51802OpenAlexW4244232474MaRDI QIDQ5592064

Jack R. Porter

Publication date: 1970

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2036634

zbMATH Keywords

topology

Mathematics Subject Classification ID

``(P)-minimal and ``(P)-closed spaces (54D25) Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.) (54D15)

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S(n)-\(\theta\)-closed spaces ⋮ Embedding in R-closed spaces

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