A Basically Disconnected Normal Space Φ With |βΦ – Φ| = 1

DOI10.4153/CJM-1979-086-3zbMath0367.54006OpenAlexW2907272742MaRDI QIDQ4143880

Eric K. van Douwen

Publication date: 1979

Published in: Canadian Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4153/cjm-1979-086-3

Mathematics Subject Classification ID

Compactness (54D30) Cardinality properties (cardinal functions and inequalities, discrete subsets) (54A25) Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.) (54D15) Continuum hypothesis and Martin's axiom (03E50) Extremally disconnected spaces, (F)-spaces, etc. (54G05)

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Subspaces of Basically Disconnected Spaces or Quotients of Countably Complete Boolean Algebras, In memoriam: Eric Karl van Douwen (1946-1987), Cofinality in Normal Almost Compact Spaces, Compactness-like properties and nonnormality of the space of nonstationary ultrafilters