theorem
CommRingCat.essentiallySmall_of_finiteType
{P Q : CategoryTheory.ObjectProperty CommRingCat}
[CategoryTheory.ObjectProperty.EssentiallySmall.{u, u, u + 1} Q]
(hPQ : ∀ (S : CommRingCat), P S → ∃ (R : CommRingCat), Q R ∧ ∃ (f : R ⟶ S), (Hom.hom f).FiniteType)
:
theorem
CommRingCat.essentiallySmall_of_localizationAway
{P Q : CategoryTheory.ObjectProperty CommRingCat}
[CategoryTheory.ObjectProperty.EssentiallySmall.{u, u, u + 1} Q]
(hPQ : ∀ (S : CommRingCat), P S → ∃ (s : Set ↑S), Ideal.span s = ⊤ ∧ ∀ f ∈ s, Q (of (Localization.Away f)))
: