Theorems · Definition · category theory

CategoryTheory.Abelian.SpectralObject.EIsoH

{C : Type u_1} →
  {ι : Type u_2} →
    [inst : CategoryTheory.Category.{v_1, u_1} C] →
      [inst_1 : CategoryTheory.Category.{v_2, u_2} ι] →
        [inst_2 : CategoryTheory.Abelian C] →
          (X : CategoryTheory.Abelian.SpectralObject C ι) →
            {i j : ι} →
              (f : i ⟶ j) →
                (n₀ n₁ n₂ : ℤ) →
                  (hn₁ : autoParam (n₀ + 1 = n₁) CategoryTheory.Abelian.SpectralObject.EIsoH._auto_1) →
                    (hn₂ : autoParam (n₁ + 1 = n₂) CategoryTheory.Abelian.SpectralObject.EIsoH._auto_3) →
                      X.E (CategoryTheory.CategoryStruct.id i) f (CategoryTheory.CategoryStruct.id j) n₀ n₁ n₂ hn₁ hn₂ ≅
                        (X.H n₁).obj (CategoryTheory.ComposableArrows.mk₁ f)

For any morphism f : i ⟶ j, this is the isomorphism from E^n₁(𝟙 i, f, 𝟙 j) to H^n₁(f).

Defined in

Mathlib.Algebra.Homology.SpectralObject.Page

Cited by

14 results in Mathlib

Foundations

Depth 96 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.Abelian