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具有Clifford断面的纯正半群
引用本文:李勇华. 具有Clifford断面的纯正半群[J]. 数学杂志, 2005, 25(6): 618-624
作者姓名:李勇华
作者单位:华南师范大学数学系,广东,广州,510631
基金项目:Supported by the National Natural Science Foundation of China (19970128);Natural Science Foundations of Guangdong Province [(011438 ) (021073), China (Z02017)].
摘    要:本文研究有Clifford断面的纯正半群.为了获得主要的结构定理,证明了纯正半群有群断面当且仅当它是矩形群;利用半格和矩形带,建立了有Clifford断面的纯正半群的结构.

关 键 词:纯正半群 群断面 Clifford断面 矩形群
文章编号:0255-7797(2005)06-0618-07
收稿时间:2003-06-30
修稿时间:2003-06-302003-12-11

ORTHODOX SEMIGROUPS WITH A CLIFFORD TRANSVERSAL
LI Yong-hua. ORTHODOX SEMIGROUPS WITH A CLIFFORD TRANSVERSAL[J]. Journal of Mathematics, 2005, 25(6): 618-624
Authors:LI Yong-hua
Affiliation:Dept. of Math. , South China Normal University, Guangzhou 510631, China
Abstract:This paper explores the construction of orthodox semigroups with a Clifford transversal. To obtain the main result,it is proved first that an orthodox semigroup has a group transversal if and only if it is a rectangular group. Next,by using a semilattice and rectangular groups, at a construction of orthodox semigroups with a Clifford transversal is built.
Keywords:orthodox semigroup   group transversal   Clifford transversal   rectangular group
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