equation of the second order

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• equation of the first order, second order, etc. — Mathematics an equation involving only the first derivative, second derivative, etc …   Useful english dictionary

• Equation of the center — Equation E*qua tion, n. [L. aequatio an equalizing: cf. F. [ e]quation equation. See {Equate}.] 1. A making equal; equal division; equality; equilibrium. [1913 Webster] Again the golden day resumed its right, And ruled in just equation with the… …   The Collaborative International Dictionary of English

• equation of the first (or second etc.) order Mathematics — an equation involving only the first derivative, second derivative, etc. → equate to/with …   English new terms dictionary

• Dirac equation in the algebra of physical space — v · Paravector algebra Applications in Physics …   Wikipedia

• The Dark Energy Survey — DES logo The Dark Energy Survey (DES) is a survey that aims to probe the dynamics of the expansion of the universe and the growth of large scale structure. The collaboration is composed of research institutes and universities from United… …   Wikipedia

• Order of reaction — In chemical kinetics, the order of reaction with respect to certain reactant, is defined as the power to which its concentration term in the rate equation is raised [1]. For example, given a chemical reaction 2A + B → C with a rate equation r =… …   Wikipedia

• equation — n. 1 the process of equating or making equal; the state of being equal. 2 Math. a statement that two mathematical expressions are equal (indicated by the sign =). 3 Chem. a formula indicating a chemical reaction by means of symbols for the… …   Useful english dictionary

• Second law of thermodynamics — The second law of thermodynamics is an expression of the universal law of increasing entropy, stating that the entropy of an isolated system which is not in equilibrium will tend to increase over time, approaching a maximum value at… …   Wikipedia

• differential equation — Math. an equation involving differentials or derivatives. [1755 65] * * * Mathematical statement that contains one or more derivatives. It states a relationship involving the rates of change of continuously changing quantities modeled by… …   Universalium

• Chebyshev equation — Chebyshev s equation is the second order linear differential equation where p is a real constant. The equation is named after Russian mathematician Pafnuty Chebyshev. The solutions are obtained by power series: where the coefficients obey the… …   Wikipedia

• Equation — E*qua tion, n. [L. aequatio an equalizing: cf. F. [ e]quation equation. See {Equate}.] 1. A making equal; equal division; equality; equilibrium. [1913 Webster] Again the golden day resumed its right, And ruled in just equation with the night.… …   The Collaborative International Dictionary of English