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Theorems · Definition · category theory

CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero

(C : Type u) →
  [inst : CategoryTheory.Category.{v, u} C] →
    [inst_1 : CategoryTheory.Preadditive C] →
      [inst_2 : CategoryTheory.HasShift C ℤ] →
        CategoryTheory.Pretriangulated.Triangle.shiftFunctor C 0 ≅
          CategoryTheory.Functor.id (CategoryTheory.Pretriangulated.Triangle C)

The canonical isomorphism Triangle.shiftFunctor C 0 ≅ 𝟭 (Triangle C).

Defined in
Mathlib.CategoryTheory.Triangulated.TriangleShift
Cited by
9 results in Mathlib
Foundations
Depth 47 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CategoryTheory.CategoryCategoryTheory.PreadditiveCategoryTheory.HasShift

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

CategoryTheory.Pretriangulated.Triangle.shift_distinguished · cited by 4Triangle.shift_distinguis…CategoryTheory.Pretriangulated.invRotateIsoRotateRotateShiftFunctorNegOne · cited by 1Pretriangulated.invRotate…CategoryTheory.Pretriangulated.Triangle.shiftFunctorAdd_eq · cited by 1Triangle.shiftFunctorAdd_…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_eq · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_hom_app_hom₁ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_hom_app_hom₂ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_hom_app_hom₃ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_inv_app_hom₁ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_inv_app_hom₂ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Pretriangulated.Triangle.shiftFunctorZero_inv_app_hom₃ · cited by 0Triangle.shiftFunctorZero…CategoryTheory.Category · cited by 32673CategoryTheory.CategoryCategoryTheory.Functor.obj · cited by 19642Functor.objCategoryTheory.Functor · cited by 16252CategoryTheory.FunctorCategoryTheory.Iso · cited by 3963CategoryTheory.IsoCategoryTheory.Functor.id · cited by 3333Functor.idCategoryTheory.Preadditive · cited by 3309CategoryTheory.PreadditiveCategoryTheory.HasShift · cited by 1527CategoryTheory.HasShiftCategoryTheory.Pretriangulated.Triangle · cited by 645Pretriangulated.TriangleCategoryTheory.Pretriangulated.Triangle.obj₁ · cited by 360Triangle.obj₁CategoryTheory.Pretriangulated.Triangle.obj₃ · cited by 332Triangle.obj₃CategoryTheory.Pretriangulated.Triangle.obj₂ · cited by 316Triangle.obj₂CategoryTheory.Iso.app · cited by 253Iso.appCategoryTheory.NatIso.ofComponents · cited by 178NatIso.ofComponentsCategoryTheory.shiftFunctorZero · cited by 82CategoryTheory.shiftFunct…CategoryTheory.Pretriangulated.Triangle.shiftFunctor · cited by 31Triangle.shiftFunctorTriangle.shiftFunctorZeroCITED BYCITES

Cites16

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Cited by10

Results whose statement or proof uses this declaration.