fact: Definition two_disp_pre_whisker_f {D : twosided_disp_cat} {x₁ x₂ x₃ : C₁} {y₁ y₂ y₃ : C₂} {xy₁ : D x₁ y₁} {xy₂ : D x₂ y₂} {xy₃ : D x₃ y₃} {f₁ f₁' : x₁ --> x₂} (p : f₁' = f₁) {f₂ : x₂ --> x₃} {g₁ g₁' : y₁ --> y₂} (q : g₁' = g₁) {g₂ : y₂ --> y₃} (fg₁ : xy₁ -->[ f₁' ][ g₁' ] xy₂) (fg₂ : xy₂ -->[ f₂ ][ g₂ ] xy₃) : transportf_disp_mor2 p q fg₁ ;;2 fg₂ = transportf_disp_mor2 (maponpaths (λ z, z · _) p) (maponpaths (λ z, z · _) q) (fg₁ ;;2 fg₂).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.PrecategoryBinProduct