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math.CT2003★ 1 cited
Braided Premonoidal Coherence
W. P. Joyce
Given a category with a bifunctor and natural isomorphisms for associativity, commutativity and left and right identity we do not assume that extra constraining diagrams hold. We i…
math.CT2001
Natural Associativity without the Pentagon condition
W. P. Joyce
A premonoidal category is equipped only with a bifunctor and a natural isomorphism for associativity. We introduce a (deformation) natural automorphism representing the deviation f…