N ∗ does not Contain an Algebraic and Topological Copy of βN

DOI10.1112/jlms/s2-46.3.463zbMath0788.54045OpenAlexW2010069811MaRDI QIDQ4711119

Dona E. Strauss

Publication date: 25 June 1992

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

Full work available at URL: https://doi.org/10.1112/jlms/s2-46.3.463

Mathematics Subject Classification ID

Representations of general topological groups and semigroups (22A25) Topological representations of algebraic systems (54H10)

Related Items (12)

Subsemigroups of \(\beta\mathbb{N}\) ⋮ The topological centre of a compactification of a locally compact group ⋮ Homomorphisms, ideals and commutativity in the Stone-Čech compactification of a discrete semigroup ⋮ Subsemigroups of Stone-Čech compactifications ⋮ Cancellation in the Stone–Čech compactification of a discrete semigroup ⋮ Elements of finite order in \(\beta \mathbb{N}\) ⋮ Cyclic sequences of periodic sums in \(\beta \mathbb{N} \) ⋮ Open problems in topology. ⋮ Elements of order 2 in $\beta \mathbb{N}$ ⋮ A selection of open problems ⋮ Finite semigroups in βN and Ramsey theory ⋮ Direct products of null semigroups and rectangular bands in \(\beta\mathbb{N}\)

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