Commun. Korean Math. Soc. 1999; 14(4): 687-691
Printed December 1, 1999
Copyright © The Korean Mathematical Society.
Sang-Keun Lee, Seong-Gon Kang
Gyeongsang National University, Gyeongsang National University
The first author ([4]) gave the ideal-theoretical characterization of the regular $po$-semigroup. In this paper we give several other ideal-theoretical characterizations of the regular $po$-semigroups.
Keywords: $po$-semigroup, regular, ideal, left ideal, right ideal, quasi-ideal, bi-ideal
MSC numbers: 06F05
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