- directed category
- мат.направленная категория
English-Russian scientific dictionary. 2008.
directed category
Смотреть что такое "directed category" в других словарях:
directed verdict — see verdict Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. directed verdict … Law dictionary
directed trust — A trust in which certain assets are managed by someone other than the trustee. For example, someone might set up a trust and name a banks trust department as trustee, but specify in the trust document that a business held in trust be managed by… … Law dictionary
Directed graph — A directed graph. A directed graph or digraph is a pair G = (V,A) (sometimes G = (V,E)) of:[1] a set V, whose elements are called vertices or … Wikipedia
Directed set — In mathematics, a directed set (or a directed preorder or a filtered set) is a nonempty set A together with a reflexive and transitive binary relation ≤ (that is, a preorder), with the additional property that every pair of elements has an upper… … Wikipedia
Category (mathematics) — In mathematics, a category is an algebraic structure that comprises objects that are linked by arrows . A category has two basic properties: the ability to compose the arrows associatively and the existence of an identity arrow for each object. A … Wikipedia
Directed-energy weapon — This article is about practical experiments with energy weapons. For fictional uses, see raygun. Humvee with Active Denial System mounted A directed energy weapon (DEW) emits energy in an aimed direction without the means of a projectile. It… … Wikipedia
Directed algebraic topology — In mathematics, directed algebraic topology is a form of algebraic topology that studies topological spaces equipped with a family of directed paths, closed under some operations. The term d space is applied to these spaces. Directed algebraic… … Wikipedia
directed edge — noun An ordered pair of nodes; intuitively can be presented as an edge of a directed graph. Syn: arc, arrow, category theory … Wiktionary
Limit (category theory) — In category theory, a branch of mathematics, the abstract notion of a limit captures the essential properties of universal constructions such as products and inverse limits. The dual notion of a colimit generalizes constructions such as disjoint… … Wikipedia
Functor category — In category theory, a branch of mathematics, the functors between two given categories can themselves be turned into a category; the morphisms in this functor category are natural transformations between functors. Functor categories are of… … Wikipedia
Accessible category — The theory of accessible categories was introduced in 1989 by mathematicians Michael Makkai and Robert Paré in the setting of category theory. Their motivation was model theoretic, a branch of mathematical logic.J. Rosicky… … Wikipedia
