Better closed ultrafilters on \(\mathbb{Q}{}\)

DOI10.1016/0166-8641(92)90028-XzbMath0786.54023MaRDI QIDQ1206527

Eric K. van Douwen

Publication date: 1 April 1993

Published in: Topology and its Applications (Search for Journal in Brave)

zbMATH Keywords

ultrafilterStone-Čech compactificationrational numbersremainders

Mathematics Subject Classification ID

Extensions of spaces (compactifications, supercompactifications, completions, etc.) (54D35)

Related Items (4)

Gruff ultrafilters ⋮ and Ultrafilters on ℚ and ω ⋮ Strong non-remote points ⋮ Crowded and Selective Ultrafilters under the Covering Property Axiom

Cites Work

• Spaces without remote points
• Remote points and G-spaces
• Remote Points in βR
• On $H$-closed extensions of topological spaces
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