Theorems · Theorem · category theory

CategoryTheory.TwoSquare.GuitartExact.vComp_iff_of_essSurj

∀ {C₁ : Type u_1} {C₂ : Type u_2} {C₃ : Type u_3} {D₁ : Type u_4} {D₂ : Type u_5} {D₃ : Type u_6}
  [inst : CategoryTheory.Category.{v_1, u_1} C₁] [inst_1 : CategoryTheory.Category.{v_2, u_2} C₂]
  [inst_2 : CategoryTheory.Category.{v_3, u_3} C₃] [inst_3 : CategoryTheory.Category.{v_4, u_4} D₁]
  [inst_4 : CategoryTheory.Category.{v_5, u_5} D₂] [inst_5 : CategoryTheory.Category.{v_6, u_6} D₃]
  {H₁ : CategoryTheory.Functor C₁ D₁} {L₁ : CategoryTheory.Functor C₁ C₂} {R₁ : CategoryTheory.Functor D₁ D₂}
  {H₂ : CategoryTheory.Functor C₂ D₂} (w : CategoryTheory.TwoSquare H₁ L₁ R₁ H₂) {L₂ : CategoryTheory.Functor C₂ C₃}
  {R₂ : CategoryTheory.Functor D₂ D₃} {H₃ : CategoryTheory.Functor C₃ D₃} (w' : CategoryTheory.TwoSquare H₂ L₂ R₂ H₃)
  [R₁.EssSurj] [w.GuitartExact], (w.vComp w').GuitartExact ↔ w'.GuitartExact

Defined in

Mathlib.CategoryTheory.GuitartExact.VerticalComposition

Cited by

0 results in Mathlib

Foundations

Depth 51 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.Functor.EssSurjCategoryTheory.TwoSquare.GuitartExact