【摘要】 用双代数２－上循环扭曲其余乘积引入广义余量子偶，给出Ｄｒｉｎｆｅｌｄ量子偶之对偶的余乘积的简单描述和拟三角双代数的结构性质．更多还原

【Abstract】 Generalized quantum codoubles are introduced by twisting comultiplications of bialgebras using twococycles for bialgebras; and a simple description of the comultiplication of the dual of Drinfelds quantum double and some structural properties of quasitriangular bialgebras are obtained.更多还原