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No semigroup on the two-cell with idempotent boundary - MaRDI portal

No semigroup on the two-cell with idempotent boundary

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Publication:2543994

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DOI10.1215/S0012-7094-70-03774-9zbMath0211.04204MaRDI QIDQ2543994

E. N. Ferguson

Publication date: 1970

Published in: Duke Mathematical Journal (Search for Journal in Brave)

Mathematics Subject Classification ID

Semigroups (20M99)

Related Items (1)

Problems about semitopological semigroups

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