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A quantum-group-like structure on noncommutative 2-tori

Andreas Cap, Peter W. Michor, Hermann Schichl

math.QAarXiv:math/9212209

Abstract

In this paper we show that in the case of noncommutative two-tori one gets in a natural way simple structures which have analogous formal properties as Hopf algebra structures but with a deformed multiplication on the tensor product.

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