Quelques observations sur les sites preadditifs. (French) Zbl 0291.18015
MSC:
18F20 | Presheaves and sheaves, stacks, descent conditions (category-theoretic aspects) |
18E35 | Localization of categories, calculus of fractions |
18E05 | Preadditive, additive categories |
18E15 | Grothendieck categories (MSC2010) |