Mathlib Map

Theorems · Definition · category theory

CochainComplex.mappingCone.inl

{C : Type u_1} →
  [inst : CategoryTheory.Category.{v, u_1} C] →
    [inst_1 : CategoryTheory.Preadditive C] →
      {F G : CochainComplex C ℤ} →
        (φ : F ⟶ G) →
          [inst_2 : HomologicalComplex.HasHomotopyCofiber φ] →
            CochainComplex.HomComplex.Cochain F (CochainComplex.mappingCone φ) (-1)

The left inclusion in the mapping cone, as a cochain of degree -1.

Defined in
Mathlib.Algebra.Homology.HomotopyCategory.MappingCone
Cited by
61 results in Mathlib
Foundations
Depth 51 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CategoryTheory.CategoryCategoryTheory.PreadditiveHomologicalComplex.HasHomotopyCofiber

Around this declaration

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

CochainComplex.mappingCone.map · cited by 19mappingCone.mapCochainComplex.mappingCone.liftCochain · cited by 18mappingCone.liftCochainCochainComplex.mappingCocone.inl · cited by 11mappingCocone.inlCochainComplex.mappingCone.ext_from_iff · cited by 9mappingCone.ext_from_iffCochainComplex.mappingCone.inl_v_fst_v · cited by 7mappingCone.inl_v_fst_vCochainComplex.mappingCone.mapOfHomotopy · cited by 7mappingCone.mapOfHomotopyCochainComplex.mappingCone.inl_v_fst_v_assoc · cited by 6mappingCone.inl_v_fst_v_a…CochainComplex.mappingCone.inl_v_snd_v · cited by 6mappingCone.inl_v_snd_vCochainComplex.mappingCone.inl_v_desc_f · cited by 5mappingCone.inl_v_desc_fCochainComplex.mappingCone.inl_v_desc_f_assoc · cited by 5mappingCone.inl_v_desc_f_…CochainComplex.mappingCone.inl_v_snd_v_assoc · cited by 5mappingCone.inl_v_snd_v_a…CochainComplex.mappingCone.inl_v_triangle_mor₃_f · cited by 5mappingCone.inl_v_triangl…CochainComplex.mappingCone.inl_v_descCochain_v · cited by 4mappingCone.inl_v_descCoc…CochainComplex.mappingCone.inl_v_descShortComplex_f · cited by 4mappingCone.inl_v_descSho…CochainComplex.mappingCone.mapHomologicalComplexXIso' · cited by 4mappingCone.mapHomologica…CategoryTheory.Category · cited by 32673CategoryTheory.CategoryQuiver.Hom · cited by 32603Quiver.HomCategoryTheory.Preadditive · cited by 3309CategoryTheory.PreadditiveComplexShape.up · cited by 1123ComplexShape.upCochainComplex · cited by 1016CochainComplexCochainComplex.HomComplex.Cochain · cited by 341HomComplex.CochainHomologicalComplex.HasHomotopyCofiber · cited by 225HomologicalComplex.HasHom…CochainComplex.mappingCone · cited by 181CochainComplex.mappingConeHomologicalComplex.homotopyCofiber.inlX · cited by 29homotopyCofiber.inlXCochainComplex.HomComplex.Cochain.mk · cited by 8Cochain.mkmappingCone.inlCITED BYCITES

Cites10

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by75

Results whose statement or proof uses this declaration.