Mathlib Map

Structures · Geometry

AlgebraicGeometry.PresheafedSpace.IsOpenImmersion

An open immersion of PresheafedSpaces is an open embedding f : X ⟶ U ⊆ Y of the underlying spaces, such that the sheaf map Y(V) ⟶ f _* X(V) is an iso for each V ⊆ U.

Defined in
Mathlib.Geometry.RingedSpace.OpenImmersion
Shape
One type argument · adds base_open, c_iso

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Concrete types that are instances1

  • CommRingCat

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