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roundoff constant

См. также в других словарях:

  • Rounding — This article is about numerical rounding. For lip rounding in phonetics, see Labialisation. For other uses, see Rounding (disambiguation). Rounding a numerical value means replacing it by another value that is approximately equal but has a… …   Wikipedia

  • Affine arithmetic — (AA) is a model for self validated numerical analysis. In AA, the quantities of interest are represented as affine combinations (affine forms) of certain primitive variables, which stand for sources of uncertainty in the data or approximations… …   Wikipedia

  • Kahan summation algorithm — In numerical analysis, the Kahan summation algorithm (also known as compensated summation) significantly reduces the numerical error in the total obtained by adding a sequence of finite precision floating point numbers, compared to the obvious… …   Wikipedia

  • Divide and conquer algorithm — In computer science, divide and conquer (D C) is an important algorithm design paradigm based on multi branched recursion. A divide and conquer algorithm works by recursively breaking down a problem into two or more sub problems of the same (or… …   Wikipedia

  • Binomial coefficient — The binomial coefficients can be arranged to form Pascal s triangle. In mathematics, binomial coefficients are a family of positive integers that occur as coefficients in the binomial theorem. They are indexed by two nonnegative integers; the… …   Wikipedia

  • Floating point — In computing, floating point describes a method of representing real numbers in a way that can support a wide range of values. Numbers are, in general, represented approximately to a fixed number of significant digits and scaled using an exponent …   Wikipedia

  • Digital filter — A general finite impulse response filter with n stages, each with an independent delay, di, and amplification gain, ai. In electronics, computer science and mathematics, a digital filter is a system that performs mathematical operations on a… …   Wikipedia

  • Numerical stability — In the mathematical subfield of numerical analysis, numerical stability is a desirable property of numerical algorithms. The precise definition of stability depends on the context, but it is related to the accuracy of the algorithm. A related… …   Wikipedia

  • Integer square root — In number theory, the integer square root (isqrt) of a positive integer n is the positive integer m which is the greatest integer less than or equal to the square root of n ,: mbox{isqrt}( n ) = lfloor sqrt n floor.For example, mbox{isqrt}(27) =… …   Wikipedia

  • Kaplan-Yorke map — The Kaplan Yorke map is a discrete time dynamical system. It is an example of dynamical system that exhibit chaotic behavior. The Kaplan Yorke map takes a point ( xn, yn ) in the plane and maps it to a new point given by:x {n+1}=2x n ( extrm{mod} …   Wikipedia

  • Machine epsilon — In floating point arithmetic, the machine epsilon (also called macheps, machine precision or unit roundoff) is, for a particular floating point unit, the difference between 1 and the smallest exactly representable number greater than one. It… …   Wikipedia

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