Double Construction for Crossed Hopf Coalgebras

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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.
22 pages, latex

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Quantum Algebra, 81R50;16W30;57R56

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http://salesiana.dossiersoluciones.com/handle/123456789/65987

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0212192
 http://arxiv.org/abs/math/0212192

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arXiv