Subsemigroups of \(\beta\mathbb{N}\)

DOI10.1016/0166-8641(94)00005-0zbMath0823.22002OpenAlexW2053607028MaRDI QIDQ1338211

Ahmed El-Mabhouh, John S. Pym, Dona E. Strauss

Publication date: 15 October 1995

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

Full work available at URL: https://doi.org/10.1016/0166-8641(94)00005-0

zbMATH Keywords

idempotentsStone-Čech compactificationfree productdisjoint compact semigroupsright cancellable element

Mathematics Subject Classification ID

Chains and lattices of subgroups, subnormal subgroups (20E15) Extensions of spaces (compactifications, supercompactifications, completions, etc.) (54D35) Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations (20E06) Structure of topological semigroups (22A15)

Related Items

Multiplications in additive compactifications of \({\mathbb N}\) and \({\mathbb Z}\)

Cites Work

• Free groups and semigroups in \(\beta\) N
• Free groups in \(\beta\) N which miss the minimal ideal
• Semigroup structures on \(\beta\mathbb{N}\)
• Compact right topological semigroups and generalizations of almost periodicity
• Oids, finite sums and the structure of the Stone-Čech compactification of a discrete semigroup
• Compactifications of Locally Compact Groups and Closed Subgroups
• Cancellation in the Stone–Čech compactification of a discrete semigroup
• N ^∗ does not Contain an Algebraic and Topological Copy of βN
• Rechtstopologische Halbgruppen.
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