摘要
利用 -格林关系将内射S -系推广为α -内射S -系 ,并且对所有S -系是α -内射的幺半群给出了刻划 .
This paper introduces the concept of α *-injective S-acts as a generalization of injective S-act through * - Green relation,and characterizes those monoids over which all S-acts are α *-injective.
出处
《韶关学院学报》
2001年第12期19-21,共3页
Journal of Shaoguan University