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Some Classes of Meta Commutative Po-Semigroups
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作者 高振林 《Journal of Mathematical Research and Exposition》 CSCD 1999年第4期633-640,共8页
Results of weakly commutative poe-semigroups are extended to Pseudo commutative po-semigroups. We prove that pseudo-commutative semigroups can bedecomposed into semilattices of Archimedean po-semigroups and such dec... Results of weakly commutative poe-semigroups are extended to Pseudo commutative po-semigroups. We prove that pseudo-commutative semigroups can bedecomposed into semilattices of Archimedean po-semigroups and such decomposition isnot unique. 展开更多
关键词 po-semigroups filters semilattice cougruence poe-semigroups Archime- dean semigroups weakly commutativity pseudo-commutativity cyclic-commutativity.
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On E-Unitary Regular Semigroups
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作者 Yong Hua LI Department of Mathematics. South, China Normal University. Guangzhou 510631, P. R. China 《Acta Mathematica Sinica,English Series》 SCIE CSCD 2002年第3期565-578,共14页
In this paper we define a concept of a PO-sextet and describe a structure of E-unitary regular semigroups.
关键词 Orthodox semigroup E-unitary regular semigroup Sextet-set po-semigroup
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