机构地区: 五邑大学数学与计算科学学院
出 处: 《五邑大学学报(自然科学版)》 2012年第1期1-5,10,共6页
摘 要: 引入了序半群中反拟链和反强正则同余等概念,讨论了它们的一些性质,给出了正则同余和反强正则同余的一般刻画. In this paper, inverse quasi-chain and inverse strongly regular congruences on ordered semigroups are introduced. Some of their properties are studied, and some theorems are given to characterize regular congruences and inverse strongly regular congruences.