Results 1 to 10 of about 156,857 (312)

Rational Ahlfors Functions [PDF]

open access: yesConstructive Approximation, 2014
26 pages, 6 figures, to appear in Constructive ...
Maxime Fortier Bourque
exaly   +3 more sources

Rational Hypergeometric Functions [PDF]

open access: yesCompositio Mathematica, 2001
Multivariate hypergeometric functions associated with toric varieties were introduced by Gel'fand, Kapranov and Zelevinsky. Singularities of such functions are discriminants, that is, divisors projectively dual to torus orbit closures. We show that most of these potential denominators never appear in rational hypergeometric functions.
Cattani, E, Dickenstein, A, Sturmfels, B
openaire   +4 more sources

The use of synthesis methods in position optimisation and selection of tuned mass damper (TMD) parameters for systems with many degrees of freedom [PDF]

open access: yesArchives of Control Sciences, 2021
The paper formulates and formalises a method for selecting parameters of the tuned mass damper (TMD) for primary systems with many degrees of freedom.
Andrzej Dymarek, Tomasz Dzitkowski
doaj   +1 more source

INEQUALITIES PERTAINING TO RATIONAL FUNCTIONS WITH PRESCRIBED POLES

open access: yesUral Mathematical Journal, 2022
Let \(\Re_n\) be the set of all rational functions of the type \(r(z) = p(z)/w(z),\) where \(p(z)\) is a polynomial of degree at most \(n\) and  \(w(z) = \prod_{j=1}^{n}(z-a_j)\), \(|a_j|>1\) for \(1\leq j\leq n\).
Nisar Ahmad Rather   +2 more
doaj   +1 more source

Universal portfolios generated by rational functions [PDF]

open access: yesITM Web of Conferences, 2021
The f -divergence of Csiszar is defined for a non-negative convex function on the positive axis. A pseudo f -divergence can be defined for a convex function not satisfying the usual requirements.
Kuang Kee Seng   +2 more
doaj   +1 more source

AFD and chaotic map‐based integrated approach for ECG compression, steganography and encryption in E‐healthcare paradigm

open access: yesIET Signal Processing, 2021
The proliferation of tele‐healthcare services at an accelerated rate raises concerns over the management,security and privacy of the patient's confidential data (an individual's personal details and medical biography) during its transmission and storage.
Neetika Soni, Indu Saini, Butta Singh
doaj   +1 more source

An Accurate Approach to Develop Small Signal Circuit Models for AlGaN/GaN HEMTs Using Rational Functions and Dependent Current Sources

open access: yesIEEE Journal of the Electron Devices Society, 2022
In this paper, a technique to develop small signal circuit (SSC) models of AlGaN/GaN high electron mobility transistors (HEMTs) using dependent current sources is presented.
Aakash Jadhav   +12 more
doaj   +1 more source

Linear Optimization of Polynomial Rational Functions: Applications for Positivity Analysis

open access: yesMathematics, 2020
In this paper, we provide tight linear lower bounding functions for multivariate polynomials given over boxes. These functions are obtained by the expansion of polynomials into Bernstein basis and using the linear least squares function.
Tareq Hamadneh   +2 more
doaj   +1 more source

REFINEMENT OF SOME BERNSTEIN TYPE INEQUALITIES FOR RATIONAL FUNCTIONS

open access: yesПроблемы анализа, 2022
In this paper, we establish some Bernstein-type inequalities for rational functions with prescribed poles. These results refine prior inequalities on rational functions and strengthen many well-known polynomial inequalities.
Idrees Qasim
doaj   +1 more source

A Graphic Method for Detecting Multiple Roots Based on Self-Maps of the Hopf Fibration and Nullity Tolerances

open access: yesMathematics, 2021
The aim of this paper is to study, from a topological and geometrical point of view, the iteration map obtained by the application of iterative methods (Newton or relaxed Newton’s method) to a polynomial equation.
José Ignacio Extreminana-Aldana   +3 more
doaj   +1 more source

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