QuasiHopf代数的量子偶
Quantum Double for QuasiHopf Algebras
摘要:
引入一个量子双拟三角拟Hopf代数$D(H)$,它与任何拟Hopf代数$H$相关联.代数结构是一个上循环双叉积。我们使用分类重建方法。作为例子,我们将Dijkgraaf,Pasquier和Roche的拟Hopf代数恢复为与有限群$G$和群3-上圈$ϕ$相关联的量子对偶$D^ϕ(G)$.
英文摘要:
We introduce a quantum double quasitriangular quasi-Hopf algebra $D(H)$ associated to any quasi-Hopf algebra $H$. The algebra structure is a cocycle double cross product. We use categorical reconstruction methods. As an example, we recover the quasi-Hopf algebra of Dijkgraaf, Pasquier and Roche as the quantum double $D^ϕ(G)$ associated to a finite group $G$ and group 3-cocycle $ϕ$.
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