Results 11 to 20 of about 35,396 (267)

Multiple-order singularity expansion method

open access: yesNew Journal of Physics, 2023
Abstract Physical systems and signals are characterized by complex functions of the frequency in the harmonic domain. The extension of such functions to the complex frequency plane, and in particular expansions and factorized forms of the harmonic-domain functions in terms of their poles and zeros, is of high interest to describe the ...
Ben Soltane, I   +4 more
openaire   +3 more sources

On the Reformulated Multiplicative First Zagreb Index of Trees and Unicyclic Graphs

open access: yesDiscrete Dynamics in Nature and Society, 2021
The multiplicative first Zagreb index of a graph H is defined as the product of the squares of the degrees of vertices of H. The line graph of a graph H is denoted by LH and is defined as the graph whose vertex set is the edge set of H where two vertices
Akbar Ali   +4 more
doaj   +1 more source

Lower bounds on the orders of subgroups connected with Agrawal conjecture

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2013
Explicit lower bounds are obtained on the multiplicative orders of subgroups of a finite field connected with primality proving algorithm.
R. Popovych
doaj   +1 more source

On the multiplicative order of elements in Wiedemann's towers of finite fields

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2015
We consider recursive binary finite field extensions $E_{i+1} =E_{i} (x_{i+1} )$, $i\ge -1$, defined by D. Wiedemann. The main object of the paper is to give some proper divisors of the Fermat numbers $N_{i} $ that are not equal to the multiplicative ...
R. Popovych
doaj   +1 more source

Quasi-Tree Graphs With Extremal General Multiplicative Zagreb Indices

open access: yesIEEE Access, 2020
Zagreb indices and their modified versions of a molecular graph are important molecular descriptors which can be applied in characterizing the structural properties of organic compounds from different aspects. In this article, by exploring the structures
Jianwei Du, Xiaoling Sun
doaj   +1 more source

Order Matters: Matching Multiple Knowledge Graphs [PDF]

open access: yesProceedings of the 11th Knowledge Capture Conference, 2021
Knowledge graphs (KGs) provide information in machine interpretable form. In cases where multiple KGs are used in the same system, that information needs to be integrated. This is usually done by automated matching systems. Most of those systems consider only 1:1 (binary) matching tasks.
Hertling, Sven, Paulheim, Heiko
openaire   +2 more sources

Propagating Residual Biases in Cosmic Shear Power Spectra

open access: yesThe Open Journal of Astrophysics, 2019
In this paper we derive a full expression for the propagation of multiplicative and additive shape measurement biases into the cosmic shear power spectrum.
Thomas D. Kitching   +3 more
doaj   +2 more sources

A Fractional-Order Telegraph Diffusion Model for Restoring Texture Images with Multiplicative Noise

open access: yesFractal and Fractional, 2023
Multiplicative noise removal from texture images poses a significant challenge. Different from the diffusion equation-based filter, we consider the telegraph diffusion equation-based model, which can effectively preserve fine structures and edges for ...
Xiangyu Bai   +5 more
doaj   +1 more source

The Influence of Multiplicative Noise and Fractional Derivative on the Solutions of the Stochastic Fractional Hirota–Maccari System

open access: yesAxioms, 2022
We address here the space-fractional stochastic Hirota–Maccari system (SFSHMs) derived by the multiplicative Brownian motion in the Stratonovich sense. To acquire innovative elliptic, trigonometric and rational stochastic fractional solutions, we employ ...
Farah M. Al-Askar   +3 more
doaj   +1 more source

SUMMARY SOLVING RECURRENCE MULTIPLICATIVE EQUATION OF SECOND ORDER

open access: yesСовременная наука и инновации, 2022
Solution of the recurrence equation of a special type of multiplier second-order for all cases of the characteristic equation in the general form and for various special cases.
Larisa Konstantinovna Yankovskaya   +1 more
doaj  

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