Results 11 to 20 of about 257,412 (192)

INEQUALITIES CONCERNING B-OPERATORS

open access: yesПроблемы анализа, 2016
Let P_n be the class of polynomials of degree at most n. Rahman introduced the class B_n of operators B that map P_n into itself. In this paper we prove some results concerning such operators and thereby obtain generalizations of some well known ...
W. M. Shah, A. Liman
doaj   +1 more source

Robust Dissipativity Analysis of Hopfield-Type Complex-Valued Neural Networks with Time-Varying Delays and Linear Fractional Uncertainties

open access: yesMathematics, 2020
We study the robust dissipativity issue with respect to the Hopfield-type of complex-valued neural network (HTCVNN) models incorporated with time-varying delays and linear fractional uncertainties. To avoid the computational issues in the complex domain,
Pharunyou Chanthorn   +4 more
doaj   +1 more source

Sampling-Based Event-Triggered Control for Neutral-Type Complex-Valued Neural Networks with Partly Unknown Markov Jump and Time-Varying Delay

open access: yesComplexity, 2021
This work is devoted to studying the stochastic stabilization of a class of neutral-type complex-valued neural networks (CVNNs) with partly unknown Markov jump.
Zhen Wang   +3 more
doaj   +1 more source

Some polynomial inequalities in the complex domain

open access: yesAnalysis in Theory and Applications, 2010
Summary: Let \[ P(z)=\sum\limits^n_{v=0}c_vz^v \] be a polynomial of degree \(n\). If \(P(z)\) has no zeros in \(|z|
Dewan, K. K., Hans, S.
openaire   +1 more source

Sobolev Inequalities for Differential Forms and $L_{q,p}$-cohomology [PDF]

open access: yes, 2005
We study the relation between Sobolev inequalities for differential forms on a Riemannian manifold $(M,g)$ and the $L_{q,p}$-cohomology of that manifold.
D. Gilbarg   +13 more
core   +4 more sources

Some inequalities for maximum modules of polynomials

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1991
A well-known result of Ankeney and Rivlin states that if p(z) is a polynomial of degree n, such that p(z)≠0 in |z|
N. K. Govil
doaj   +1 more source

Robust stability analysis of impulsive complex-valued neural networks with time delays and parameter uncertainties

open access: yesJournal of Inequalities and Applications, 2017
The present study considers the robust stability for impulsive complex-valued neural networks (CVNNs) with discrete time delays. By applying the homeomorphic mapping theorem and some inequalities in a complex domain, some sufficient conditions are ...
Yuanshun Tan   +3 more
doaj   +1 more source

A domain of influence in the Moore–Gibson–Thompson theory of dipolar bodies

open access: yesJournal of Taibah University for Science, 2020
We establish a domain of influence theorem for the mixed initial-boundary value problem in the context of the Moore–Gibson–Thompson theory of thermoelasticity for dipolar bodies. Based on the data of the mixed problem, we define, for a finite time t>0, a
M. Marin   +3 more
doaj   +1 more source

A Class of Symmetric Fractional Differential Operator Formed by Special Functions

open access: yesJournal of Mathematics, 2022
In light of a certain sort of fractional calculus, a generalized symmetric fractional differential operator based on Raina’s function is built. The generalized operator is then used to create a formula for analytic functions of type normalized.
Ibtisam Aldawish   +2 more
doaj   +1 more source

Isoperimetric inequalities in Riemann surfaces of infinite type [PDF]

open access: yes, 1999
75 pages, 1 figure.-- MSC2000 code: 30F45.MR#: MR1715412 (2000j:30075)Zbl#: Zbl 0935.30028Research partially supported by a grant from Dirección General de Enseñanza Superior (Ministerio de Educación y Ciencia), Spain ...
Pestana, Domingo   +2 more
core   +3 more sources

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