Theorems · Definition · category theory
CategoryTheory.Limits.biprod.desc
{C : Type uC} →
[inst : CategoryTheory.Category.{uC', uC} C] →
[inst_1 : CategoryTheory.Limits.HasZeroMorphisms C] →
{W X Y : C} → [inst_2 : CategoryTheory.Limits.HasBinaryBiproduct X Y] → (X ⟶ W) → (Y ⟶ W) → (X ⊞ Y ⟶ W)Given a pair of maps out of the summands of a binary biproduct, we obtain a map out of the binary biproduct.
- Cited by
- 54 results in Mathlib
- Foundations
- Depth 27 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites7
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- CategoryTheory.Categorystatement and proof · cited by 32,673
- Quiver.Homstatement and proof · cited by 32,603
- CategoryTheory.Limits.HasZeroMorphismsstatement and proof · cited by 3,275
- CategoryTheory.Limits.biprodstatement · cited by 312
- CategoryTheory.Limits.HasBinaryBiproductstatement and proof · cited by 251
- CategoryTheory.Limits.BinaryCofan.IsColimit.descproof · cited by 12
- CategoryTheory.Limits.BinaryBiproduct.isColimitproof · cited by 8
Cited by84
Results whose statement or proof uses this declaration.
- HomologicalComplex.HasPathObjectproof · cited by 23
- CategoryTheory.Limits.biprod.inl_descstatement · cited by 20
- CategoryTheory.Limits.biprod.inr_descstatement · cited by 18
- CategoryTheory.kernelCokernelCompSequence.φproof · cited by 12
- CategoryTheory.GrothendieckTopology.MayerVietorisSquare.shortComplexproof · cited by 9
- CategoryTheory.CommSq.shortComplexproof · cited by 9
- CategoryTheory.Functor.biprodComparison'proof · cited by 9
- CategoryTheory.Limits.biprod.inr_desc_assocstatement and proof · cited by 7
- CategoryTheory.Abelian.SpectralObject.cokernelSequenceEproof · cited by 7
- CategoryTheory.Limits.biprod.lift_descstatement · cited by 7
- CategoryTheory.kernelCokernelCompSequence.πproof · cited by 7
- CategoryTheory.CommSq.shortComplex'proof · cited by 7