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Further results on coset representative categories

M. M. Al-Shomrani, E. J. Beggs

math.QAarXiv:math/0702490

Abstract

This paper is devoted to further results on the nontrivially associated categories C and D, which are constructed from a choice of coset representatives for a subgroup of a finite group. We look at the construction of integrals in the algebras A and D in the categories. These integrals are used to construct abstract projection operators to show that general objects in D can be split into a sum of simple objects. The braided Hopf algebra D is shown to be braided cocommutative, but not braided commutative. Extensions of the categories and their connections with conjugations and inner products are discussed.

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