A criterion for the existence of the twosided unity element of semigroups

DOI10.3792/PJA/1195526379zbMath0266.20062OpenAlexW1998723512MaRDI QIDQ5682989

F. A. Szasz

Publication date: 1971

Published in: Proceedings of the Japan Academy, Series A, Mathematical Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3792/pja/1195526379

Mathematics Subject Classification ID

General structure theory for semigroups (20M10)

Cites Work

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• Lösung eines Problems bezüglich einer Charakterisierung des Jacobsonschen Radikals
• A necessary and sufficient condition for a semigroup to have identity element

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