Results 11 to 20 of about 31,361 (268)

Limit key polynomials as p-polynomials [PDF]

open access: yesJournal of Algebra, 2021
The main goal of this paper is to characterize limit key polynomials for a valuation $ $ on $K[x]$. We consider the set $ _ $ of key polynomials for $ $ of degree $ $. We set $p$ be the exponent characteristic of $ $. Our first main result (Theorem 1.1) is that if $Q_ $ is a limit key polynomial for $ _ $, then the degree of $Q_ $ is $p^r ...
Michael de Moraes, Josnei Novacoski
openaire   +3 more sources

Nonnegative Polynomials and Circuit Polynomials

open access: yesSIAM Journal on Applied Algebra and Geometry, 2022
21 ...
openaire   +3 more sources

Local polynomials are polynomials [PDF]

open access: yesStudia Mathematica, 1995
Summary: We prove that a function \(f\) is a polynomial if \(G\circ f\) is a polynomial for every bounded linear functional \(G\). We also show that an operator-valued function is a polynomial if it is locally a polynomial.
Fong, C. K.   +4 more
openaire   +1 more source

PID Controller Simulator Design for Polynomials Transfer Function [PDF]

open access: yesE3S Web of Conferences, 2020
PID controller is a controller used to determine precision of a system instrument employing feedback of the system. The component of PID control can be applied simultaneously or singly depends on the response we desired from a plant.
Senen Adri   +2 more
doaj   +1 more source

Two Practical Methods for the Forward Kinematics of 3-3 Type Spatial and 3-RRR Planar Parallel Manipulators

open access: yesApplied Sciences, 2022
The forward kinematics in parallel manipulators is a mathematically challenging issue, unlike serial manipulators. Kinematic constraint equations are non-linear transcendental equations that can be reduced to algebraic equations with appropriate ...
Ercan Düzgün, Osman Kopmaz
doaj   +1 more source

Generalizations of the Eneström–Kakeya Theorem Involving Weakened Hypotheses

open access: yesAppliedMath, 2022
The well-known Eneström–Kakeya Theorem states that, for P(z)=∑ℓ=0naℓzℓ, a polynomial of degree n with real coefficients satisfying 0≤a0≤a1≤⋯≤an, then all the zeros of P lie in |z|≤1 in the complex plane. Motivated by recent results concerning an Eneström–
Robert Gardner, Matthew Gladin
doaj   +1 more source

Smart building uncertainty analysis via adaptive Lasso

open access: yesIET Cyber-Physical Systems, 2017
Uncertainty analysis plays a pivotal role in identifying the important parameters affecting building energy consumption and estimate their effects at the early design stages.
Bingqing Lin, Bei Yu
doaj   +1 more source

Privacy-preserving verifiable delegation of polynomial and matrix functions

open access: yesJournal of Mathematical Cryptology, 2020
Outsourcing computation has gained significant popularity in recent years due to the development of cloud computing and mobile services. In a basic outsourcing model, a client delegates computation of a function f on an input x to a server. There are two
Zhang Liang Feng, Safavi-Naini Reihaneh
doaj   +1 more source

Tutte Polynomials and Link Polynomials [PDF]

open access: yesProceedings of the American Mathematical Society, 1988
We show how the Tutte polynomial of a plane graph can be evaluated as the "homfly" polynomial of an associated oriented link. Then we discuss some consequences for the partition function of the Potts model, the Four Color Problem and the time complexity of the computation of the homfly polynomial.
openaire   +1 more source

Equiconvergence of some sequences of rational functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
The phenomenon of equiconvergence was first observed by Walsh for two sequences of polynomial interpolants to a class of functions. Here we obtain analogues of Yuanren's results for Walsh equiconvergence using rational functions as in Saff and Sharma. We
M. A. Bokhari, A. Sharma
doaj   +1 more source

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