Presheaves

/ˈpriːʃiːvz/

/ˈpriːʃivz/

Translation presheaves into russian

Noun

presheaves pl

presheaf

presheaves pl

A presheaf is a functor that assigns data to open sets of a topological space.

Предпучок — это функтор, который присваивает данные открытым множествам топологического пространства.

Noun

A mathematical structure in category theory that assigns data to open sets of a topological space and satisfies certain consistency conditions.

In algebraic geometry, a presheaf can be used to assign a ring of functions to each open set of a variety.