带的双闭子带和自由幂等元半环(英文)  

On bi-closed subbands of a band and free idempotent semirings

作　　者：赵宪钟[1] 马建荣[2] 

机构地区：[1]西北大学数学系,陕西西安710069 [2]西安电子科技大学理学院,陕西西安710071

出　　处：《西北大学学报（自然科学版）》2002年第4期347-350,共4页Journal of Northwest University（Natural Science Edition）

基　　金：Foundation of Northwest University.

摘　　要：给出带的双闭子带和它的性质及特征。在此基础上 。The bi closed subbands of a band are introduced and its some properties and characterizations are given. By using these results, the free object in the variety of idempotent semirings whose additive reducts are semilattices is established.

关 键 词：双闭子带 自由幂等元半环 加法半群 带 自由对象 半格 

分 类 号：O152.7[理学—数学]