2 papers
math.CT2023
Some Remarks on the Interchange in Gray-categories
Nicola Di Vittorio, Gabriele Lobbia
We prove a generalised interchange equality for 3-cells in a Gray-category, i.e. we show that it still holds modulo the unique isomorphism given by the Gray-categorical pasting the…
math.CT2022
A -categorical pasting theorem
Nicola Di Vittorio
The notion of -category, a semi-strict -category in which the middle four interchange is weakened to an isomorphism, is central in the study of three-dimensional…