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Structures · Geometry

AlgebraicGeometry.IsFinite

A morphism of schemes X ⟶ Y is finite if the preimage of any affine open subset of Y is affine and the induced ring hom is finite.

Defined in
Mathlib.AlgebraicGeometry.Morphisms.Finite
Shape
One type argument · adds finite_app

Extends1

Extended by2

Forgetful instances

Concrete types that are instances4

  • CategoryTheory.Limits.pullback
  • AlgebraicGeometry.Scheme.Hom.fiber
  • AlgebraicGeometry.Scheme.Opens.toScheme
  • CategoryTheory.Limits.coprod

How is a type an instance?

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Assumed by24

Ancestors9