Two characterizations of finite quasi-Hopf algebras

被引:15
|
作者
Schauenburg, P [1 ]
机构
[1] Univ Munich, Inst Math, D-80333 Munich, Germany
关键词
quasi-Hopf algebra;
D O I
10.1016/S0021-8693(03)00335-1
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let H be a finite-dimensional quasibialgebra. We show that H is a quasi-Hopf algebra if and only if the monoidal category of its finite-dimensional left modules is rigid, if and only if a structure theorem for Hopf modules over H holds. (C) 2004 Elsevier Inc. All rights reserved.
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页码:538 / 550
页数:13
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