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Copointed Hopf algebras over S4

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1 Published in 2017 at "Journal of Pure and Applied Algebra"

DOI: 10.1016/j.jpaa.2017.10.020

Abstract: We study the realizations of certain braided vector spaces of rack type as Yetter-Drinfeld modules over a cosemisimple Hopf algebra H . We apply the strategy developed in [1] to compute their liftings and use… read more here.

Keywords: copointed hopf; hopf algebras;