fact: Definition MorphismPairMap (P Q : MorphismPair) := ∑ (f : Ob1 P --> Ob1 Q) (g : Ob2 P --> Ob2 Q) (h : Ob3 P --> Ob3 Q), f · Mor1 Q = Mor1 P · g × g · Mor2 Q = Mor2 P · h.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.Notations UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.opp_precat UniMath.CategoryTheory.Limits.Zero UniMath.CategoryTheory.Limits.Opp