**A Number** — Infobox Play name = A Number image size = caption = writer = Caryl Churchill chorus = characters = Salter Bernard 1 Bernard 2 Michael Black mute = setting = date of premiere = 23 September 2002 country of Origin = UK original language = English… … Wikipedia

**a number** — {n.} A rather large number; numbers. Used when there arc more than several and fewer than many. * /The parents were invited to see the program, and a number came./ * /We knew the Smiths rattier well; we had visited them a number of times./ Used… … Dictionary of American idioms

**a number** — {n.} A rather large number; numbers. Used when there arc more than several and fewer than many. * /The parents were invited to see the program, and a number came./ * /We knew the Smiths rattier well; we had visited them a number of times./ Used… … Dictionary of American idioms

**Persistence of a number** — In mathematics, the persistence of a number is a term used to describe the number of times one must apply a given operation to an integer before reaching a fixed point, i.e. until further application does not change the number any more. Usually,… … Wikipedia

**Arithmetical complement of a number** — Complement Com ple*ment, n. [L. complementun: cf. F. compl[ e]ment. See {Complete}, v. t., and cf. {Compliment}.] 1. That which fills up or completes; the quantity or number required to fill a thing or make it complete. [1913 Webster] 2. That… … The Collaborative International Dictionary of English

**Square root of a number** — Square Square (skw[^a]r), a. 1. (Geom.) Having four equal sides and four right angles; as, a square figure. [1913 Webster] 2. Forming a right angle; as, a square corner. [1913 Webster] 3. Having a shape broad for the height, with rectilineal and… … The Collaborative International Dictionary of English

**quite a number** — See: QUITE A FEW … Dictionary of American idioms

**quite a number** — See: QUITE A FEW … Dictionary of American idioms

**Biquadratic root of a number** — Biquadratic Bi quad*rat ic, a. [Pref. bi + quadratic: cf. F. biquadratique.] (Math.) Of or pertaining to the biquadrate, or fourth power. [1913 Webster] {Biquadratic equation} (Alg.), an equation of the fourth degree, or an equation in some term… … The Collaborative International Dictionary of English

**do a number on** — phrasal to defeat or confound thoroughly especially by indirect or deceptive means … New Collegiate Dictionary

**Number theory** — A Lehmer sieve an analog computer once used for finding primes and solving simple diophantine equations. Number theory is a branch of pure mathematics devoted primarily to the study of the integers. Number theorists study prime numbers (the… … Wikipedia