On open ultrafilters and maximal points

DOI10.1016/J.TOPOL.2009.06.005zbMath1175.54002OpenAlexW2012745126MaRDI QIDQ837559

Nathan A. Carlson, Jack R. Porter

Publication date: 20 August 2009

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

Full work available at URL: https://doi.org/10.1016/j.topol.2009.06.005

zbMATH Keywords

maximal pointremote pointfeebly compactlower topologyopen ultrafilter

Mathematics Subject Classification ID

``(P)-minimal and ``(P)-closed spaces (54D25) Several topologies on one set (change of topology, comparison of topologies, lattices of topologies) (54A10) Extensions of spaces (compactifications, supercompactifications, completions, etc.) (54D35) Remainders in general topology (54D40)

Related Items (1)

Maximal topologies with respect to a family of discrete subsets

Cites Work

• Lower and upper topologies in the Hausdorff partial order on a fixed set
• Solutions of problems of P.S. Alexandroff on extensions of topological spaces
• Which topologies can have immediate successors in the lattice of T1-topologies?
• Some questions in the theory of bicompactifications
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