Results 41 to 50 of about 33,431,346 (225)

ASSESSING AND FORECASTING THE STATE OF DETERIORATING SYSTEMS WITH THE USE OF MODIFIED REGRESSION POLYNOMIALS ON THE BASIS OF FUNCTIONAL APPROXIMATION OF THEIR COEFFICIENTS

open access: yesСучасні інформаційні системи, 2023
Object of research is technical state of deteriorating systems whose operating conditions depend on a large number of interacting factors. The caused inhomogeneity of the sample of initial data on the technical state leads to impossibility of correct ...
Lev Raskin   +3 more
doaj   +1 more source

The polynomial method over varieties

open access: yesInventiones Mathematicae, 2018
We establish sharp estimates that adapt the polynomial method to arbitrary varieties. These include a partitioning theorem, estimates on polynomials vanishing on fixed sets and bounds for the number of connected components of real algebraic varieties. As
M. N. Walsh
semanticscholar   +1 more source

Algebraic methods for chromatic polynomials

open access: yesEuropean Journal of Combinatorics, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Biggs, N.L., Klin, M.H., Reinfeld, P.
openaire   +2 more sources

Model Order Selection From Noisy Polynomial Data Without Using Any Polynomial Coefficients

open access: yesIEEE Access, 2020
Given a set of noisy data values from a polynomial, determining the degree and coefficients of the polynomial is a problem of polynomial regressions. Polynomial regressions are very common in engineering, science, and other disciplines, and it is at the ...
Asoke K. Nandi
doaj   +1 more source

Asymptotics of a ${}_3F_2$ polynomial associated with the Catalan-Larcombe-French sequence [PDF]

open access: yes, 2006
The large $n$ behaviour of the hypergeometric polynomial $$\FFF{-n}{\sfrac12}{\sfrac12}{\sfrac12-n}{\sfrac12-n}{-1}$$ is considered by using integral representations of this polynomial.
Temme, Nico M.
core   +3 more sources

Addition of sets via symmetric polynomials — A polynomial method

open access: yesEuropean Journal of Combinatorics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Godinho, H., Gomes, O.R.
openaire   +1 more source

A Hybrid Approach Based on Recurrent Neural Network for Macromodeling of Nonlinear Electronic Circuits

open access: yesIEEE Access, 2022
This paper proposes a hybrid approach combining Recurrent Neural Network (RNN) and polynomial regression methods for time-domain modeling of nonlinear circuits.
Amin Faraji   +4 more
doaj   +1 more source

Numerical Polynomial Homotopy Continuation Method and String Vacua

open access: yesAdvances in High Energy Physics, 2011
Finding vacua for the four-dimensional effective theories for supergravity which descend from flux compactifications and analyzing them according to their stability is one of the central problems in string phenomenology. Except for some simple toy models,
Dhagash Mehta
doaj   +1 more source

On polynomial solutions of differential equations

open access: yes, 1992
A general method of obtaining linear differential equations having polynomial solutions is proposed. The method is based on an equivalence of the spectral problem for an element of the universal enveloping algebra of some Lie algebra in the ...
Turbiner, A.
core   +1 more source

CONSTRUCTION OF A MULTIVARIATE POLYNOMIAL GIVEN BY A REDUNDANT DESCRIPTION IN STOCHASTIC AND DETERMINISTIC FORMULATIONS USING AN ACTIVE EXPERIMENT

open access: yesВісник Національного технічного університету "ХПÌ": Системний аналіз, управління та інформаційні технології, 2022
We present the methods for constructing a multivariate polynomial given by a redundant representation based on the results of a limited active experiment. We solve the problem in two formulations.
Alexander Pavlov   +2 more
doaj   +1 more source

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