Congruences on Orthodox Semigroups
- 1 August 1971
- journal article
- research article
- Published by Cambridge University Press (CUP) in Journal of the Australian Mathematical Society
- Vol. 12 (3) , 323-341
- https://doi.org/10.1017/s1446788700009794
Abstract
A semigroup S is called regular if a ∈ aSa for every element a in S. The elementary properties of regular semigroups may be found in A. H. Clifford and G. B. Preston [1]. A semigroup S is called orthodox if S is regular and if the idempotents of S form a subsemigroup of S.Keywords
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