 product rule

Rule for finding the derivative of a product of two functions.If both f and g are differentiable, then (fg)′ = fg′ + f′g.
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Universalium. 2010.
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Universalium. 2010.
Product rule — For Euler s chain rule relating partial derivatives of three independent variables, see Triple product rule. For the counting principle in combinatorics, see Rule of product. Topics in Calculus Fundamental theorem Limits of functions Continuity… … Wikipedia
product rule — A liberal method of calculating population frequency of alleles across multiple loci that are not linked … Forensic science glossary
Triple product rule — The triple product rule, known variously as the cyclic chain rule, cyclic relation, cyclical rule or Euler s chain rule, is a formula which relates partial derivatives of three interdependent variables. The rule finds application in… … Wikipedia
work product rule — n. A rule protecting work product from discovery. The Essential Law Dictionary. Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008. work product rule A legal doctrine that provides tha … Law dictionary
Leibniz rule (generalized product rule) — In calculus, the Leibniz rule, named after Gottfried Leibniz, generalizes the product rule. It states that if f and g are n times differentiable functions, then the n th derivative of the product fg is given by:(f cdot g)^{(n)}=sum {k=0}^n {n… … Wikipedia
work product rule — Under this rule any notes, working papers, memoranda or similar materials, prepared by an attorney in anticipation of litigation, are protected from discovery. Fed.R.Civ.Proc. 26(bX3). See Hickman v. Taylor, 329 U.S. 495, 67 S.Ct. 385, 91 L.Ed.… … Black's law dictionary
Product integral — Product integrals are a counterpart of standard integrals of infinitesimal calculus. They were first developed by the mathematician Vito Volterra in 1887 to solve systems of linear differential equations. Since then, product integrals have found… … Wikipedia
rule — /roohl/, n., v., ruled, ruling. n. 1. a principle or regulation governing conduct, action, procedure, arrangement, etc.: the rules of chess. 2. the code of regulations observed by a religious order or congregation: the Franciscan rule. 3. the… … Universalium
product — /prod euhkt, ukt/, n. 1. a thing produced by labor: products of farm and factory; the product of his thought. 2. a person or thing produced by or resulting from a process, as a natural, social, or historical one; result: He is a product of his… … Universalium
Product liability — is the area of law in which manufacturers, distributors, suppliers, retailers, and others who make products available to the public are held responsible for the injuries those products cause. Product liability in the United StatesIn the United… … Wikipedia