intersection of sets

См. также в других словарях:

• Intersection — has various meanings in different contexts: *In mathematics and geometry **Intersection (set theory), the set of elements common to some collection of sets. **Line line intersection **Line plane intersection **Line–sphere intersection… …   Wikipedia

• intersection — [in′tər sek΄shən, in΄tər sek′shən] n. [L intersectio] 1. the act of intersecting 2. a place of intersecting; specif., a) the point or line where two lines or surfaces meet or cross b) the place where two or more roads meet or, esp., cross 3. Math …   English World dictionary

• Intersection (set theory) — Intersections of the Greek, Latin and Russian alphabet (upper case graphemes) (The intersection of Greek and Latin letters is used for the Greek licence plates.) …   Wikipedia

• Intersection graph — In the mathematical area of graph theory, an intersection graph is a graph that represents the pattern of intersections of a family of sets. Any graph may be represented as an intersection graph, but some important special classes of graphs may… …   Wikipedia

• Intersection number (graph theory) — In the mathematical field of graph theory, the intersection number of a graph is the smallest number of elements in a representation of G as an intersection graph of finite sets. Equivalently, it is the smallest number of cliques needed to cover… …   Wikipedia

• Intersection theory (mathematics) — In mathematics, intersection theory is a branch of algebraic geometry, where subvarieties are intersected on an algebraic variety, and of algebraic topology, where intersections are computed within the cohomology ring. The theory for varieties is …   Wikipedia

• Intersection homology — In topology, a branch of mathematics, intersection homology is an analogue of singular homology especially well suited for the study of singular spaces, discovered by Mark Goresky and Robert MacPherson in the fall of 1974 and developed by them… …   Wikipedia

• intersection — noun Date: 1559 1. the act or process of intersecting 2. a place or area where two or more things (as streets) intersect 3. a. the set of elements common to two or more sets; especially the set of points common to two geometric configurations b.… …   New Collegiate Dictionary

• intersection — intersectional, adj. /in teuhr sek sheuhn/, n. 1. a place where two or more roads meet, esp. when at least one is a major highway; junction. 2. any place of intersection or the act or fact of intersecting. 3. Math. a. Also called meet, product.… …   Universalium

• intersection — The intersection of two sets, written A n B, is the set of things that are members of both of them. The notion is generalized, so the intersection of a single set A, nA, becomes the set of things that are members of each set belonging to A. x ∈… …   Philosophy dictionary

• intersection — in•ter•sec•tion [[t]ˌɪn tərˈsɛk ʃən[/t]] n. 1) a place where two or more roads meet; junction 2) any place of intersection or the act or fact of intersecting 3) math. a) Also called product 5), b) the set of elements that two or more sets have in …   From formal English to slang