Every subsemigroup of a free semigroup with zero is not an R-semigroup

DOI10.1007/BF02195944zbMath0338.20067OpenAlexW1989350176MaRDI QIDQ1231008

H. J. Shyr

Publication date: 1976

Published in: Semigroup Forum (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/134189

Mathematics Subject Classification ID

Free semigroups, generators and relations, word problems (20M05)

Related Items (2)

Monoids of languages admitting ring structure ⋮ A note on a problem of \textit{Hua}

Cites Work

• Unnamed Item
• The equation \(a_ M=b^ Nc^ P\) in a free group
• On semigroups admitting ring structure. II
• On the Multiplicative Semigroup of a Commutative Ring
• On semigroups admitting ring structure

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