Is there a Point of ω ∗ that Sees All Others?

DOI10.2307/2047619zbMATH Open0692.04005OpenAlexW2803585596MaRDI QIDQ3033762

Neil Hindman

Publication date: 1988

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

Full work available at URL: https://doi.org/10.2307/2047619

zbMATH Keywords

singular cardinalultrafilterRudin-Keisler ordercardinal of the continuum

Mathematics Subject Classification ID

Cardinality properties (cardinal functions and inequalities, discrete subsets) (54A25) Other combinatorial set theory (03E05)

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