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Theorems · Definition · algebraic geometry

AlgebraicGeometry.Scheme.Hom.opensFunctor

{X Y : AlgebraicGeometry.Scheme} →
  (f : X ⟶ Y) → [H : AlgebraicGeometry.IsOpenImmersion f] → CategoryTheory.Functor X.Opens Y.Opens

The functor opens X ⥤ opens Y associated with an open immersion f : X ⟶ Y.

Defined in
Mathlib.AlgebraicGeometry.OpenImmersion
Cited by
204 results in Mathlib
Foundations
Depth 100 from the axioms, rests on 1,494 definitions · uses propext, Classical.choice, Quot.sound
Assumes
AlgebraicGeometry.IsOpenImmersion

Around this declaration

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

AlgebraicGeometry.Scheme.Hom.appIso · cited by 48Hom.appIsoAlgebraicGeometry.Scheme.Hom.preimage_image_eq · cited by 37Hom.preimage_image_eqAlgebraicGeometry.Scheme.Hom.isoImage · cited by 32Hom.isoImageAlgebraicGeometry.Scheme.Hom.image_mono · cited by 24Hom.image_monoAlgebraicGeometry.image_morphismRestrict_preimage · cited by 20AlgebraicGeometry.image_m…AlgebraicGeometry.Scheme.Hom.image_top_eq_opensRange · cited by 17Hom.image_top_eq_opensRan…AlgebraicGeometry.Scheme.Opens.topIso_inv · cited by 15Opens.topIso_invAlgebraicGeometry.Scheme.PartialMap.comp · cited by 15PartialMap.compAlgebraicGeometry.Scheme.Hom.image_preimage_eq_opensRange_inf · cited by 15Hom.image_preimage_eq_ope…AlgebraicGeometry.Scheme.ι_image_homOfLE_le_ι_image · cited by 15Scheme.ι_image_homOfLE_le…AlgebraicGeometry.Scheme.Modules.restrictAppIso · cited by 14Modules.restrictAppIsoAlgebraicGeometry.Scheme.Opens.topIso_hom · cited by 10Opens.topIso_homAlgebraicGeometry.Scheme.PartialIso.restrictSource · cited by 10PartialIso.restrictSourceAlgebraicGeometry.Scheme.Opens.ι_image_top · cited by 9Opens.ι_image_topAlgebraicGeometry.Scheme.Hom.isoImage_hom_ι · cited by 9Hom.isoImage_hom_ιQuiver.Hom · cited by 32603Quiver.HomCategoryTheory.Functor · cited by 16252CategoryTheory.FunctorTopCat.carrier · cited by 3184TopCat.carrierAlgebraicGeometry.Scheme · cited by 2540AlgebraicGeometry.SchemeCommRingCat · cited by 2333CommRingCatAlgebraicGeometry.PresheafedSpace.carrier · cited by 2020PresheafedSpace.carrierAlgebraicGeometry.SheafedSpace.toPresheafedSpace · cited by 1988SheafedSpace.toPresheafed…AlgebraicGeometry.LocallyRingedSpace.toSheafedSpace · cited by 1892LocallyRingedSpace.toShea…AlgebraicGeometry.Scheme.toLocallyRingedSpace · cited by 1734Scheme.toLocallyRingedSpa…AlgebraicGeometry.Scheme.Opens · cited by 1149Scheme.OpensAlgebraicGeometry.IsOpenImmersion · cited by 476AlgebraicGeometry.IsOpenI…AlgebraicGeometry.Scheme.Hom.toLRSHom · cited by 58Hom.toLRSHomAlgebraicGeometry.LocallyRingedSpace.IsOpenImmersion.opensFunctor · cited by 13IsOpenImmersion.opensFunc…Hom.opensFunctorCITED BYCITES

Cites13

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Cited by215

Results whose statement or proof uses this declaration.