Longer chains of idempotents in βG

DOI10.4064/FM220-3-5zbMath1269.54010OpenAlexW2087766715MaRDI QIDQ4909600

Neil Hindman, Yevhen Zelenyuk, Dona E. Strauss

Publication date: 21 March 2013

Published in: Fundamenta Mathematicae (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/fm220-3-5

zbMATH Keywords

idempotentschainsStone-Čech compactification

Mathematics Subject Classification ID

Structure of topological semigroups (22A15) Special constructions of topological spaces (spaces of ultrafilters, etc.) (54D80) Topological fields, rings, etc. (topological aspects) (54H13)

Related Items (3)

$G_\delta $ and co-meager semifilters ⋮ Increasing sequences of principal left ideals of $\beta \mathbb{Z}$ are finite ⋮ Ideals and idempotents in the uniform ultrafilters

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