【摘要】 主要讨论了粗糙集理论在半群中的应用,给出了半群在同余关系下的粗糙子半群、粗直积、左(右、双边)粗理想以及粗糙商半群的概念,并讨论了它们的一些性质.更多还原

【Abstract】 In this paper,the main work is to discuss the application of rough sets theory to semigroups.Based on the concept of the congruence relation,it brought in the rough semigroups,rough direct product,left(right,double-sides) rough ideal and rough quotient semigroups.It discussed some of their properties.更多还原