Theorems · Definition · category theory
CategoryTheory.Subobject.widePullback
{C : Type u₁} →
[inst : CategoryTheory.Category.{v₁, u₁} C] →
[inst_1 : CategoryTheory.LocallySmall.{w, v₁, u₁} C] →
[CategoryTheory.WellPowered.{w, v₁, u₁} C] →
[CategoryTheory.Limits.HasWidePullbacks C] → {A : C} → Set (CategoryTheory.Subobject A) → CThe limit of wideCospan s. (This will be the supremum of the set of subobjects.)
- Defined in
- Mathlib.CategoryTheory.Subobject.Lattice
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 40 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites8
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement and proof · cited by 53,352
- CategoryTheory.Categorystatement and proof · cited by 32,673
- CategoryTheory.Subobjectstatement and proof · cited by 385
- CategoryTheory.Limits.limitproof · cited by 346
- CategoryTheory.LocallySmallstatement and proof · cited by 242
- CategoryTheory.WellPoweredstatement and proof · cited by 22
- CategoryTheory.Limits.HasWidePullbacksstatement and proof · cited by 6
- CategoryTheory.Subobject.wideCospanproof · cited by 4
Cited by3
Results whose statement or proof uses this declaration.
- CategoryTheory.Subobject.widePullbackιstatement · cited by 2
- CategoryTheory.Subobject.sInf_leproof · cited by 0
- CategoryTheory.Subobject.le_sInfproof · cited by 0