column sum

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• Sum — Sum, v. t. [imp. & p. p. {Summed}; p. pr. & vb. n. {Summing}.] [Cf. F. sommer, LL. summare.] 1. To bring together into one whole; to collect into one amount; to cast up, as a column of figures; to ascertain the totality of; usually with up. [1913 …   The Collaborative International Dictionary of English

• sum|mer — sum|mer1 «SUHM uhr», noun, adjective, verb. –n. 1. the warmest season of the year; season of the year between spring and autumn: »Shall I compare thee to a summer s day? Thou art more lovely and more temperate (Shakespeare). 2. Figurative.… …   Useful english dictionary

• Due Column betting — (also: due column betting ) is a type of fixed profit betting strategy whereby a bettor increases the amount he wagers on a single proposition after each successive loss. According to this system, the bettor determines a target profit before he… …   Wikipedia

• Zero-sum — In game theory and economic theory, zero sum describes a situation in which a participant s gain or loss is exactly balanced by the losses or gains of the other participant(s). If the total gains of the participants are added up, and the total… …   Wikipedia

• Zero–sum game — For other uses, see Zero sum (disambiguation). In game theory and economic theory, a zero sum game is a mathematical representation of a situation in which a participant s gain (or loss) of utility is exactly balanced by the losses (or gains) of… …   Wikipedia

• Digital sum in base b — The digital sum in base b of a set of natural numbers is calculated as follows: express each of the numbers in base b, then take the sum of corresponding digits and discard all carry overs. That is, the digital sum is the same as the normal sum… …   Wikipedia

• Cortical column — A cortical column, also called hypercolumn or sometimes cortical module,[1] is a group of neurons in the brain cortex which can be successively penetrated by a probe inserted perpendicularly to the cortical surface, and which have nearly… …   Wikipedia

• 2-satisfiability — In computer science, 2 satisfiability (abbreviated as 2 SAT or just 2SAT) is the problem of determining whether a collection of two valued (Boolean or binary) variables with constraints on pairs of variables can be assigned values satisfying all… …   Wikipedia

• Pandiagonal magic square — A pandiagonal magic square or panmagic square (also diabolic square, diabolical square or diabolical magic square) is a magic square with the additional property that the broken diagonals, i.e. the diagonals that wrap round at the edges of the… …   Wikipedia

• Matrix norm — In mathematics, a matrix norm is a natural extension of the notion of a vector norm to matrices. Contents 1 Definition 2 Induced norm 3 Entrywise norms 3.1 Frobenius norm …   Wikipedia

• Norm (mathematics) — This article is about linear algebra and analysis. For field theory, see Field norm. For ideals, see Norm of an ideal. For group theory, see Norm (group). For norms in descriptive set theory, see prewellordering. In linear algebra, functional… …   Wikipedia