Dieudonne

open closed immersion

morphism of ringed topological spaces

closed immersion of affine schemes

V → F (f^{−1}(V))

direct image

U→lim_{V⊇f(U)} G(V)

inverse image

Lyndon–Hochschild–Serre spectral sequence

Rhom

Global section functor Gamma

Total tensor product

local ring not necessarily Dedekind

perfect module