fact: Definition BinProductOfArrows {c d : C} (Pcd : BinProductCone c d) {a b : C} (Pab : BinProductCone a b) (f : C⟦a,c⟧) (g : C⟦b,d⟧) : C⟦BinProductObject Pab,BinProductObject Pcd⟧ := BinProductArrow Pcd (BinProductPr1 Pab · f) (BinProductPr2 Pab · g).
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.Tactics UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Limits.Graphs.Colimits UniMath.CategoryTheory.Limits.Graphs.Limits