fact: Definition get_ver_associator {C: predoublecategory_sq_hor_ver_unit_assoc_data} {a b c d: C} (f : a -v-> b) (g : b -v-> c) (h : c -v-> d) : sqq_iso_special (f ·v (g ·v h)) ((f ·v g) ·v h) := (pr222 C) a b c d f g h.
imports: UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Notations UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.CategoryTheory.TwoSidedDisplayedCats.Univalence