Theorems · Theorem · category theory
CategoryTheory.Limits.Cofan.IsColimit.fac
∀ {β : Type w} {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {F : β → C} {c : CategoryTheory.Limits.Cofan F}
(hc : CategoryTheory.Limits.IsColimit c) {A : C} (f : (i : β) → F i ⟶ A) (i : β),
CategoryTheory.CategoryStruct.comp (c.inj i) (CategoryTheory.Limits.Cofan.IsColimit.desc hc f) = f i- Cited by
- 17 results in Mathlib
- Foundations
- Depth 25 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- CategoryTheory.Category
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites12
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.CategoryStruct.compstatement · cited by 17,999
- CategoryTheory.Discretestatement · cited by 2,447
- CategoryTheory.Limits.Cocone.ptstatement · cited by 1,354
- CategoryTheory.Limits.IsColimitstatement and proof · cited by 773
- CategoryTheory.Discrete.functorstatement · cited by 633
- CategoryTheory.Limits.Cofan.injstatement · cited by 170
- CategoryTheory.Limits.Cofanstatement and proof · cited by 124
- CategoryTheory.Limits.Cofan.mkproof · cited by 105
- CategoryTheory.Limits.IsColimit.facproof · cited by 82
- CategoryTheory.Limits.Cofan.IsColimit.descstatement · cited by 24
Cited by17
Results whose statement or proof uses this declaration.
- CategoryTheory.GradedObject.ι_descMapObjproof · cited by 6
- CategoryTheory.SimplicialObject.Splitting.ι_descproof · cited by 5
- CategoryTheory.Limits.MultispanIndex.inj_fstSigmaMapOfIsColimitproof · cited by 2
- CategoryTheory.Limits.MultispanIndex.inj_sndSigmaMapOfIsColimitproof · cited by 2
- CategoryTheory.Limits.Multicofork.sigma_conditionproof · cited by 2
- CategoryTheory.GradedObject.ι_mapBifunctorBifunctor₂₃Descproof · cited by 2
- CategoryTheory.Limits.Cofan.IsColimit.fac_assocproof · cited by 2
- CategoryTheory.GradedObject.ι_mapBifunctor₁₂BifunctorDescproof · cited by 2
- CategoryTheory.PreOneHypercover.p₁_sigmaOfIsColimitproof · cited by 1
- CategoryTheory.PreOneHypercover.p₂_sigmaOfIsColimitproof · cited by 1
- CategoryTheory.PreZeroHypercover.inj_sigmaOfIsColimit_fproof · cited by 1