summing function

  • 61Light field — The light field is a function that describes the amount of light traveling in every direction through every point in space. Michael Faraday was the first to propose (in an 1846 lecture entitled Thoughts on Ray Vibrations ) that light should be… …

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  • 62Arc length — Determining the length of an irregular arc segment is also called rectification of a curve. Historically, many methods were used for specific curves. The advent of infinitesimal calculus led to a general formula that provides closed form… …

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  • 63Transforming polynomials — In mathematics, a polynomial is a function of the form a 0 + a 1 x + cdots + a {n 1} x^n .This article will discuss various polynomial transformations.Reciprocals of the rootsSuppose we have some polynomial a 0 + a 1 x + cdots + a {n 1} x^n and… …

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  • 64Multi-criteria decision analysis — Multiple criteria decision making or multiple criteria decision analysis is a sub discipline of operations research that explicitly considers multiple criteria in decision making environments. Whether in our daily lives or in professional… …

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  • 65Hermeneutics — Gadamer and Ricoeur G.B.Madison THE HISTORICAL BACKGROUND: ROMANTIC HERMENEUTICS Although the term ‘hermeneutics’ (hermeneutica) is, in its current usage, of early modern origin,1 the practice it refers to is as old as western civilization itself …

    History of philosophy

  • 66Grand canonical ensemble — In statistical mechanics, the grand canonical ensemble is a statistical ensemble (a large collection of identically prepared systems), where each system is in equilibrium with an external reservoir with respect to both particle and energy… …

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  • 67mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …

    Universalium

  • 68Islamic arts — Visual, literary, and performing arts of the populations that adopted Islam from the 7th century. Islamic visual arts are decorative, colourful, and, in religious art, nonrepresentational; the characteristic Islamic decoration is the arabesque.… …

    Universalium

  • 69Negative feedback amplifier — Figure 1: Ideal negative feedback model A negative feedback amplifier (or more commonly simply a feedback amplifier) is an amplifier which combines a fraction of the output with the input so that a negative feedback opposes the original signal.… …

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  • 70Bayesian network — A Bayesian network, Bayes network, belief network or directed acyclic graphical model is a probabilistic graphical model that represents a set of random variables and their conditional dependencies via a directed acyclic graph (DAG). For example …

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