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Theorems · Theorem · algebraic geometry

AlgebraicGeometry.Scheme.Hom.app_surjective

∀ {X Y : AlgebraicGeometry.Scheme} (f : X ⟶ Y) (U : Y.Opens),
  AlgebraicGeometry.IsAffineOpen U →
    ∀ [AlgebraicGeometry.IsClosedImmersion f],
      Function.Surjective ⇑(CategoryTheory.ConcreteCategory.hom (AlgebraicGeometry.Scheme.Hom.app f U))
Defined in
Mathlib.AlgebraicGeometry.Morphisms.ClosedImmersion
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Foundations
Depth 222 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
AlgebraicGeometry.IsClosedImmersion

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