parametric equations

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• Parametric equation — butterfly curve. In mathematics, parametric equations are a method of defining a curve. A simple kinematical example is when one uses a time parameter to determine the position, velocity, and other information about a body in motion.Abstractly, a …   Wikipedia

• Parametric resonance — is the parametrical resonance phenomenon of mechanical excitation and oscillation at certain frequencies (and the associated harmonics). This effect is different from regular resonance because it exhibits the instability phenomenon. Parametric… …   Wikipedia

• Parametric oscillator — A parametric oscillator is a simple harmonic oscillator whose parameters (its resonance frequency omega and damping eta) vary in time in a defined wayAnother intuitive way of understanding a parametric oscillator is as follows: a parametric… …   Wikipedia

• Équations différentielles — Équation différentielle En mathématiques, une équation différentielle est une relation entre une ou plusieurs fonctions inconnues et leurs dérivées. L ordre d une équation différentielle correspond au degré maximal de différenciation auquel une… …   Wikipédia en Français

• Équations différentielles ordinaires — Équation différentielle En mathématiques, une équation différentielle est une relation entre une ou plusieurs fonctions inconnues et leurs dérivées. L ordre d une équation différentielle correspond au degré maximal de différenciation auquel une… …   Wikipédia en Français

• Parametric model — A parametric model is a set of related mathematical equations in which alternative scenarios are defined by changing the assumed values of a set of fixed coefficients (parameters). In statistics, a parametric model is a parametrized family of… …   Wikipedia

• parametric equation — noun : any of a set of equations that express the coordinates of the points of a curve as functions of one parameter or that express the coordinates of the points of a surface as functions of two parameters * * * Math. one of two or more… …   Useful english dictionary

• parametric equation — noun Date: 1909 any of a set of equations that express the coordinates of the points of a curve as functions of one parameter or that express the coordinates of the points of a surface as functions of two parameters …   New Collegiate Dictionary

• parametric equation — Math. one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately. [1905 10] * * * …   Universalium

• parametric equation — noun a set of equations that defines the coordinates of the dependent variables (x, y and z) of a curve or surface in terms of one or more independent variables or parameters …   Wiktionary

• parametric equation — paramet′ric equa′tion n. math. one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately • Etymology: 1905–10 …   From formal English to slang