Double construction for crossed Hopf coalgebras
Double construction for crossed Hopf coalgebras
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DOI:
10.1016/j.jalgebra.2004.03.019
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发表时间:
2002-12
影响因子:
0.9
通讯作者:
Marcos Zunino
中科院分区:
文献类型:
--
作者:
Marcos Zunino
We provide an analog of the Drinfeld quantum double construction in the context of crossed Hopf group coalgebras introduced by Turaev. We prove that, provided the base group is finite, the double of a semisimple crossed Hopf group coalgebra is both modular and unimodular.