Abstract
A complete description is given for the structure of a class of semigroups consisting of all abundant semigroupsS in which the set of idempotents generates a regular subsemigroup such thatS contains a multiplicative typeA transversal.
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Communicated by John M. Howie
The author would like to thank Professor Abdus Salam, the International Atomic Energy Agency and UNESCO for hospitality at the International Centre for Theoretical Physics, Trieste. He would also like to thank Dr. John Fountain for his valuable comments on the manuscript.
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El-Qallali, A. Abundant semigroups with a multiplicative type A transversal. Semigroup Forum 47, 327–340 (1993). https://doi.org/10.1007/BF02573770
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DOI: https://doi.org/10.1007/BF02573770