∀ {X : AlgebraicGeometry.Scheme} {x : ↥X},
  (∃ U,
      ∃ (hx : x ∈ U),
        AlgebraicGeometry.IsAffineOpen U ∧
          Function.Injective ⇑(CategoryTheory.ConcreteCategory.hom (X.presheaf.germ U x hx))) →
    X.IsGermInjectiveAt x