A THEOREM ON CARDINALITY

DOI10.1070/RM1979v034n04ABEH002968zbMath0438.54005OpenAlexW2013419936MaRDI QIDQ3879919

Alexander V. Arhangel'skii

Publication date: 1979

Published in: Russian Mathematical Surveys (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/rm1979v034n04abeh002968

zbMATH Keywords

cardinal invariantscellularityweak Lindelöf numberSuslin numberquasi-Lindelöf numberregular T1-space

Mathematics Subject Classification ID

Cardinality properties (cardinal functions and inequalities, discrete subsets) (54A25) Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.) (54D15)

Related Items (7)

Unnamed Item ⋮ A note on quasi-Menger and similar spaces ⋮ On the cardinality of S(n)-Spaces ⋮ Arhangel'skiĭ's solution to Alexandroff's problem: a survey ⋮ A Common Extension of Arhangel’skĭ’s Theorem and the Hajnal–Juhász Inequality ⋮ Some notes on quasi-Lindelöf spaces ⋮ REMARKS ON QUASI-LINDELÖF SPACES

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