Theorems · Theorem · category theory

CategoryTheory.Triangulated.Localization.distinguished_cocone_triangle

∀ {C : Type u_1} {D : Type u_2} [inst : CategoryTheory.Category.{v_1, u_1} C]
  [inst_1 : CategoryTheory.Category.{v_2, u_2} D] (L : CategoryTheory.Functor C D)
  [inst_2 : CategoryTheory.HasShift C ℤ] [inst_3 : CategoryTheory.Preadditive C]
  [inst_4 : CategoryTheory.Limits.HasZeroObject C] [inst_5 : ∀ (n : ℤ), (CategoryTheory.shiftFunctor C n).Additive]
  [inst_6 : CategoryTheory.Pretriangulated C] [inst_7 : CategoryTheory.HasShift D ℤ] [inst_8 : L.CommShift ℤ]
  (W : CategoryTheory.MorphismProperty C) [L.IsLocalization W] [W.HasLeftCalculusOfFractions] {X Y : D} (f : X ⟶ Y),
  ∃ Z g h, CategoryTheory.Pretriangulated.Triangle.mk f g h ∈ L.essImageDistTriang

Defined in

Mathlib.CategoryTheory.Localization.Triangulated

Cited by

0 results in Mathlib

Foundations

Depth 45 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.HasShiftCategoryTheory.PreadditiveCategoryTheory.Limits.HasZeroObjectCategoryTheory.Functor.AdditiveCategoryTheory.PretriangulatedCategoryTheory.HasShiftCategoryTheory.Functor.CommShiftCategoryTheory.Functor.IsLocalizationCategoryTheory.MorphismProperty.HasLeftCalculusOfFractions