# group+of+two

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**Group theory**— is a mathematical discipline, the part of abstract algebra that studies the algebraic structures known as groups. The development of group theory sprang from three main sources: number theory, theory of algebraic equations, and geometry. The… …2

**Group 6 (racing)**— Group 6 was the official designation applied by the FIA to two motor racing classifications, the Prototype Sports Car category from 1966 to 1971 and the Two Seater Racing Cars class from 1976 to 1982.Group 6 Prototype Sports Cars (1966 to… …3

**Group C**— was a category of auto racing, introduced into sports car racing by the FIA in 1982, along with Group A for touring cars and Group B for GTs. It was designed to replace both Group 5 Special Production Cars (closed top touring prototypes like… …4

**Group dynamics**— is the study of groups, and also a general term for group processes. Relevant to the fields of psychology, sociology, and communication studies, a group is two or more individuals who are connected to each other by social relationships. [Forsyth …5

**two|some**— «TOO suhm», noun, adjective. –n. 1. a group of two people; two persons together. 2. a) a game or match, especially in golf, in which two play. b) the players. –adj. played by two players, especially two golfers. ╂[< two + some2] …6

**Two Tree Island**— lies north east of Canvey Island and south west of Leigh on Sea in Essex, England. It is connected to the mainland at Leigh by a bridge.The island was reclaimed from the Thames Estuary in the eighteenth century and used as pasture until 1910 when …7

**Group (mathematics)**— This article covers basic notions. For advanced topics, see Group theory. The possible manipulations of this Rubik s Cube form a group. In mathematics, a group is an algebraic structure consisting of a set together with an operation that combines …8

**Group selection**— In evolutionary biology, group selection refers to the idea that alleles can become fixed or spread in a population because of the benefits they bestow on groups, regardless of the alleles effect on the fitness of individuals within that group.… …9

**Group cohomology**— This article is about homology and cohomology of a group. For homology or cohomology groups of a space or other object, see Homology (mathematics). In abstract algebra, homological algebra, algebraic topology and algebraic number theory, as well… …10

**Two Sphere Universe**— The Two Sphere Universe is a term coined by Thomas Samuel Kuhn, in his book The Copernican Revolution .The two sphere universe is a conception of the astronomical heavens by ancient Greece. It was one of several conceptions of the universe and… …