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math.CT2024
Strictification and non-strictification of monoidal categories
Jorge Becerra
In this survey paper we give account of several approaches to the strictification and non-strictification of monoidal categories, which are constructions that turn a monoidal categ…
math.CT2024
A combinatorial PROP for bialgebras
Jorge Becerra
It is a classical result that the category of finitely-generated free monoids serves as a PROP for commutative bialgebras. Attaching permutations to fix the order of multiplication…