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Theorems · Inductive type · category theory

CategoryTheory.Limits.PreservesBiproduct

{C : Type u₁} →
  [inst : CategoryTheory.Category.{v₁, u₁} C] →
    {D : Type u₂} →
      [inst_1 : CategoryTheory.Category.{v₂, u₂} D] →
        [inst_2 : CategoryTheory.Limits.HasZeroMorphisms C] →
          [inst_3 : CategoryTheory.Limits.HasZeroMorphisms D] →
            {J : Type w₁} → (J → C) → (F : CategoryTheory.Functor C D) → [F.PreservesZeroMorphisms] → Prop

A functor F preserves biproducts of f if F maps every bilimit bicone over f to a bilimit bicone over F.obj ∘ f.

Defined in
Mathlib.CategoryTheory.Limits.Preserves.Shapes.Biproducts
Cited by
13 results in Mathlib
Foundations
Depth 3 from the axioms · uses no axioms
Assumes
CategoryTheory.CategoryCategoryTheory.CategoryCategoryTheory.Limits.HasZeroMorphismsCategoryTheory.Limits.HasZeroMorphismsCategoryTheory.Functor.PreservesZeroMorphisms

Around this declaration

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

CategoryTheory.Functor.mapBiproduct · cited by 5Functor.mapBiproductCategoryTheory.Limits.isBilimitOfPreserves · cited by 4Limits.isBilimitOfPreserv…CategoryTheory.Limits.preservesBiproduct_of_preservesProduct · cited by 2Limits.preservesBiproduct…CategoryTheory.Limits.preservesBiproduct_of_mono_biproductComparison · cited by 1Limits.preservesBiproduct…CategoryTheory.Limits.preservesBiproduct_of_preservesCoproduct · cited by 1Limits.preservesBiproduct…CategoryTheory.Limits.biproduct.mapBiproduct_inv_map_desc · cited by 1biproduct.mapBiproduct_in…CategoryTheory.Limits.preservesBinaryBiproduct_of_preservesBiproduct · cited by 1Limits.preservesBinaryBip…CategoryTheory.Functor.mapBiproduct_hom · cited by 0Functor.mapBiproduct_homCategoryTheory.Functor.mapBiproduct_inv · cited by 0Functor.mapBiproduct_invCategoryTheory.Limits.preservesBiproduct_of_epi_biproductComparison' · cited by 0Limits.preservesBiproduct…CategoryTheory.Limits.preservesCoproduct_of_preservesBiproduct · cited by 0Limits.preservesCoproduct…CategoryTheory.Limits.biproduct.mapBiproduct_hom_desc · cited by 0biproduct.mapBiproduct_ho…CategoryTheory.Limits.preservesProduct_of_preservesBiproduct · cited by 0Limits.preservesProduct_o…CategoryTheory.Limits.PreservesBiproduct.casesOn · cited by 0PreservesBiproduct.casesOnCategoryTheory.Limits.biproduct.map_lift_mapBiprod · cited by 0biproduct.map_lift_mapBip…CategoryTheory.Category · cited by 32673CategoryTheory.CategoryCategoryTheory.Functor · cited by 16252CategoryTheory.FunctorCategoryTheory.Limits.HasZeroMorphisms · cited by 3275Limits.HasZeroMorphismsCategoryTheory.Functor.PreservesZeroMorphisms · cited by 458Functor.PreservesZeroMorp…Limits.PreservesBiproductCITED BYCITES

Cites4

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Cited by19

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