Theorems · Definition · category theory
CategoryTheory.Sieve.shrinkFunctor
{C : Type u₁} →
[inst : CategoryTheory.Category.{v₁, u₁} C] →
[inst_1 : CategoryTheory.LocallySmall.{w, v₁, u₁} C] →
{X : C} → CategoryTheory.Sieve X → CategoryTheory.Subfunctor (CategoryTheory.shrinkYoneda.{w, v₁, u₁}.obj X)If C is w-locally small, any sieve induces a subfunctor of shrinkYoneda.{w}.obj X.
- Defined in
- Mathlib.CategoryTheory.Sites.Sieves
- Cited by
- 14 results in Mathlib
- Foundations
- Depth 29 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites14
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coeproof · cited by 62,936
- CategoryTheory.Categorystatement and proof · cited by 32,673
- Quiver.Homproof · cited by 32,603
- CategoryTheory.Functor.objstatement and proof · cited by 19,642
- CategoryTheory.Functorstatement · cited by 16,252
- Oppositestatement and proof · cited by 8,081
- Set.ofPredproof · cited by 6,101
- Opposite.unopproof · cited by 2,231
- CategoryTheory.Sievestatement and proof · cited by 552
- CategoryTheory.Sieve.arrowsproof · cited by 446
- CategoryTheory.LocallySmallstatement and proof · cited by 242
- CategoryTheory.Subfunctorstatement · cited by 112
Cited by18
Results whose statement or proof uses this declaration.
- CategoryTheory.Presieve.shrinkFunctorHomEquivstatement and proof · cited by 5
- CategoryTheory.Presieve.isSheafFor_iff_bijective_shrinkFunctor_ι_compstatement and proof · cited by 4
- CategoryTheory.Presieve.isSheafFor_iff_yonedaSheafConditionproof · cited by 3
- CategoryTheory.Sieve.shrinkFunctorIsoFunctorstatement · cited by 3
- CategoryTheory.Sieve.shrinkFunctorUliftFunctorIsostatement · cited by 2
- CategoryTheory.Presieve.shrinkFunctor_ι_comp_eq_iff_isAmalgamationstatement and proof · cited by 1
- CategoryTheory.Sieve.W_shrinkFunctor_ι_of_memstatement · cited by 1
- CategoryTheory.Sieve.shrinkFunctorUliftFunctorIso_inv_ιstatement · cited by 1
- CategoryTheory.Presieve.shrinkFunctorHomEquiv_apply_coestatement and proof · cited by 0
- CategoryTheory.Presieve.shrinkFunctorHomEquiv_symm_apply_appstatement · cited by 0
- CategoryTheory.Presieve.IsSheaf.comp_of_W_map_of_adjunctionstatement and proof · cited by 0
- CategoryTheory.Presieve.natTransEquivCompatibleFamilystatement · cited by 0