However, although infinite direct sums make sense in some categories, like Ab, infinite biproducts do not make sense.
Category 5 | Category 5 cable | ''n''-Category Café | Category 4 cable | women's flyweight category | Simplicially enriched category | Simplex category | men's middle heavyweight category | :Commons:Category:Musée du pain d'épice de Gertwiller | Category theory | Category 4 | Category 1 cable | Braided monoidal category |