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**Derivation of the conjugate gradient method**— In numerical linear algebra, the conjugate gradient method is an iterative method for numerically solving the linear system where is symmetric positive definite. The conjugate gradient method can be derived from several different perspectives,… … Wikipedia**Derivation**— Der i*va tion, n. [L. derivatio: cf. F. d[ e]rivation. See {Derive}.] 1. A leading or drawing off of water from a stream or source. [Obs.] T. Burnet. [1913 Webster] 2. The act of receiving anything from a source; the act of procuring an effect… … The Collaborative International Dictionary of English**derivation**— early 15c., from M.Fr. dérivation (14c.), from L. derivationem (nom. derivatio) a leading off, turning away, noun of action from pp. stem of derivare (see DERIVE (Cf. derive)). Grammatical sense is older; general meaning origination, descent is… … Etymology dictionary**Derivation**— may refer to: Derivation (abstract algebra), a function on an algebra which generalizes certain features of the derivative operator Derivation (linguistics) Derivation in differential algebra, a unary function satisfying the Leibniz product law… … Wikipedia**derivation**— [der΄ə vā′shən] n. [ME derivacioun < L derivatio < pp. of derivare: see DERIVE] 1. a deriving or being derived 2. descent or origination 3. something derived; a derivative 4. the source or origin of something 5. the origin and development… … English World dictionary**derivation**— ► NOUN 1) the deriving of something from a source or origin. 2) the formation of a word from another word or from a root in the same or another language. DERIVATIVES derivational adjective … English terms dictionary**Derivation (linguistics)**— In linguistics, derivation is the process of forming a new word on the basis of an existing word, e.g. happi ness and un happy from happy, or determination from determine. Derivation stands in contrast to the process of inflection, which uses… … Wikipedia**Derivation of the Navier–Stokes equations**— The intent of this article is to highlight the important points of the derivation of the Navier–Stokes equations as well as the application and formulation for different families of fluids. Contents 1 Basic assumptions 2 The material derivative 3 … Wikipedia**Derivation (abstract algebra)**— In abstract algebra, a derivation is a function on an algebra which generalizes certain features of the derivative operator. Specifically, given an algebra A over a ring or a field K, a K derivation is a K linear map D: A → A that… … Wikipedia**derivation**— derivational, adj. derivationally, adv. /der euh vay sheuhn/, n. 1. the act or fact of deriving or of being derived. 2. the process of deriving. 3. the source from which something is derived; origin. 4. something that is or has been derived;… … Universalium