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Contract bridgeContract bridge more usually known as Bridge is a trick-taking card game for four players who form two partnerships or "sides". The partners on each side sit opposite one another. Game play is in two phases: bidding and playing. History A number of card g Contraction mappingIn mathematics, a contraction mapping or contraction on a metric space M,d is a function f from M to itself, with the property that there is some real number k < 1 such that, for all x and y in M : Every contraction mapping is Lipschitz continuous and hen ContractA contract is any promise or set of promises made by one party to another for the breach of which the law provides a remedy. The promise or promises may be express (either written or oral) or may be implied from circumstances. Typically, the remedy for br Contract bridge playing techniqueBridge One of the most fascinating aspects of the game of contract bridge is the numerous ways that exist to establish extra tricks. The simplest way to establish extra tricks is to establish tricks by driving out (or ruffing out for that matter) all high Contract bridge diagram conventionA standard convetion has developed to illustrates hands in contract bridge. The cards are shown with each line representing a suit. If the suit is not explicitly indicated by a prefix consisting of symbol describing the suit ('S', 'H', 'D' or 'C') followe Contraction (mathematics)In mathematics, contraction has several meanings: See contraction mapping. The contraction structural rule, in proof theory. Contraction of a tensor. It occurs when a pair of literal indices (one a subscript, the other a superscript) of a mixed tensor are Contraction Contract of sale Contract theory Contract with America Contract With God Contract curve Contraction (childbirth) Contraction (linguistics) Contractor