integral rational function
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rational function — Math. a function that can be written as the quotient of two polynomials with integral coefficients. [1880 85] * * * … Universalium
rational function — noun 1. : polynomial 2. : the quotient of two polynomials * * * Math. a function that can be written as the quotient of two polynomials with integral coefficients. [1880 85] … Useful english dictionary
Integral — This article is about the concept of integrals in calculus. For the set of numbers, see integer. For other uses, see Integral (disambiguation). A definite integral of a function can be represented as the signed area of the region bounded by its… … Wikipedia
Function field of an algebraic variety — In algebraic geometry, the function field of an algebraic variety V consists of objects which are interpreted as rational functions on V . In complex algebraic geometry these are meromorphic functions and their higher dimensional analogues; in… … Wikipedia
Function field (scheme theory) — In algebraic geometry, the function field KX of a scheme X is a generalization of the notion of a sheaf of rational functions on a variety. In the case of varieties, such a sheaf associates to each open set U the ring of all rational functions on … Wikipedia
Rational number — In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number. The set of all… … Wikipedia
Function approximation — The need for function approximations arises in many branches of applied mathematics, and computer science in particular. In general, a function approximation problem asks us to select a function among a well defined class that closely matches (… … Wikipedia
irreducible function — noun : an integral rational function of a polynomial that cannot be resolved into integral rational factors of lower degree with coefficients in the same number field … Useful english dictionary
Functĭon — (v. lat. Functio), 1) Verrichtung; Amtsverrichtung; daher Functioniren, ein Amt verrichten; 2) nach Kant die Einheit der Handlung, verschiedene Vorstellungen unter eine gemeinschaftliche zu ordnen; 3) die naturgemäße Thätigkeit eines Organs; 4)… … Pierer's Universal-Lexikon
Function (mathematics) — f(x) redirects here. For the band, see f(x) (band). Graph of example function, In mathematics, a function associates one quantity, the a … Wikipedia
