Proceedings of the American Mathematical Society

Author(s): Keqin Liu
Journal: Proc. Amer. Math. Soc. 125 (1997), 987-999.
MSC (1991): Primary 17B35, 17B37; Secondary 57Q45
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Abstract: Left universal $R$

-matrices and right universal $R$

-matrices are introduced. A family of new universal $R$

-matrices and charmed Hopf algebra is found.

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