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Theorems · Definition · algebraic geometry

AlgebraicGeometry.specTargetImageFactorization

{X : AlgebraicGeometry.Scheme} →
  {A : CommRingCat} →
    (f : X ⟶ AlgebraicGeometry.Spec A) → X ⟶ AlgebraicGeometry.Spec (AlgebraicGeometry.specTargetImage f)

If f : X ⟶ Spec A is a morphism of schemes, then f factors via the inclusion of Spec (specTargetImage f) into X.

Defined in
Mathlib.AlgebraicGeometry.AffineScheme
Cited by
3 results in Mathlib
Foundations
Depth 139 from the axioms · uses propext, Classical.choice, Quot.sound

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