关于交叉余积的等价(英文)  

On the Equivalence of Crossed Coproducts

作　　者：郭映雪[1] 任北上[1] 刘进[1] 章维维[1] 

机构地区：[1]广西师范学院数学科学学院,广西南宁530001

出　　处：《广西科学院学报》2010年第1期4-6,共3页Journal of Guangxi Academy of Sciences

基　　金：National Natural Science Foundation of China(10570081);Natural Science Foundation of Guangxi(06400700,0832107);Education Department Project of Guangxi(200911MS145);Innovation Project of Guangxi Graduate Education(200610603R03)

摘　　要：引进交叉积的对偶定义交叉余积,并在交叉余积余代数和特殊扭余积余代数同构时,讨论交叉余积成为余代数的等价问题.The dual definition of crossed product is introduced.The isomorphism of special case between crossed coproducts coalgebra and twist coproduct coalgebra is considered.The question when two crossed coproducts are equivalence as coalgebra is discussed.

关 键 词：余代数 交叉余积 等价 内余作用 

分 类 号：O153.3[理学—数学]