摘要
考虑了由C -同构诱导的映射 φE 与半群的夹心集S(e ,f)之间的关系 。
In this paper we investigated the relationship between C-isomomhisms and the sandwith set s(e,f) of e and f.We proved that fundamental regular semigroups are fundamental.
出处
《云南民族学院学报(自然科学版)》
2003年第2期65-66,75,共3页
Journal of Yunnan University of The Nationalities(Natural Sciences Edition)
关键词
C-同构
对应丛
夹心集
正则半群
二元运算
幂等元
C-isomorphism, correspondence, sandwith set, fundamental regular semigroups