Mathlib Map

Theorems · Definition · algebraic geometry

AlgebraicGeometry.IsAffineOpen

{X : AlgebraicGeometry.Scheme} → X.Opens → Prop

An open subset of a scheme is affine if the open subscheme is affine.

Defined in
Mathlib.AlgebraicGeometry.AffineScheme
Cited by
222 results in Mathlib
Foundations
Depth 137 from the axioms, rests on 5,516 definitions · uses propext, Classical.choice, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

AlgebraicGeometry.Scheme.affineOpens · cited by 220Scheme.affineOpensAlgebraicGeometry.IsAffineOpen.fromSpec · cited by 65IsAffineOpen.fromSpecAlgebraicGeometry.IsAffineOpen.isoSpec · cited by 48IsAffineOpen.isoSpecAlgebraicGeometry.Scheme.AffineZariskiSite · cited by 30Scheme.AffineZariskiSiteAlgebraicGeometry.isAffineOpen_top · cited by 26AlgebraicGeometry.isAffin…AlgebraicGeometry.IsAffineOpen.basicOpen · cited by 19IsAffineOpen.basicOpenAlgebraicGeometry.IsAffineOpen.isLocalization_basicOpen · cited by 18IsAffineOpen.isLocalizati…AlgebraicGeometry.IsAffineOpen.isCompact · cited by 17IsAffineOpen.isCompactAlgebraicGeometry.IsAffineOpen.preimage · cited by 17IsAffineOpen.preimageAlgebraicGeometry.IsAffineOpen.primeIdealOf · cited by 15IsAffineOpen.primeIdealOfAlgebraicGeometry.isAffineOpen_opensRange · cited by 13AlgebraicGeometry.isAffin…AlgebraicGeometry.IsAffineOpen.fromSpec_preimage_self · cited by 10IsAffineOpen.fromSpec_pre…AlgebraicGeometry.IsAffineOpen.SpecMap_appLE_fromSpec · cited by 8IsAffineOpen.SpecMap_appL…AlgebraicGeometry.IsAffineOpen.image_of_isOpenImmersion · cited by 8IsAffineOpen.image_of_isO…AlgebraicGeometry.IsAffineOpen.range_fromSpec · cited by 8IsAffineOpen.range_fromSp…AlgebraicGeometry.Scheme · cited by 2540AlgebraicGeometry.SchemeAlgebraicGeometry.Scheme.Opens · cited by 1149Scheme.OpensAlgebraicGeometry.Scheme.Opens.toScheme · cited by 433Opens.toSchemeAlgebraicGeometry.IsAffine · cited by 159AlgebraicGeometry.IsAffineAlgebraicGeometry.IsAffineOpenCITED BYCITES

Cites4

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by260

Results whose statement or proof uses this declaration.

Showing the 200 most cited of 260.