On the compatibility of the natural order on a regular semigroup
On the compatibility of the natural order on a regular semigroup
复制标题
正则半群上自然序的相容性
DOI:
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发表时间:
1983
期刊:
影响因子:
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通讯作者:
G. Gomes
中科院分区:
文献类型:
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作者:
T. Blyth;G. Gomes
Synopsis A notable achievement in the algebraic theory of semigroups has been the discovery by Nambooripad of the natural order on a regular semigroup. He has shown that this order is compatible with multiplication if and only if the semigroup is locally inverse, in the sense that every local submonoid is an inverse semigroup. In this paper we determine precisely when the natural order is compatible on the right (respectively left) with multiplication; this is so if and only if every local submonoid is ℒ-unipotent (respectively ℛ-unipotent).