Results 31 to 40 of about 26,579 (305)

Relative growth of Hadamard compositions of Dirichlet series absolutely convergent in a half-plane

open access: yesМатематичні Студії
Let $\Lambda=(\lambda_n)$ be a positive sequence increasing to $+\infty$ and $S(\Lambda,A)$ be a class of Dirichlet series $F(s)=\sum\limits_{n=1}^{\infty}a_n\exp \{s\lambda_n\}$ with the abscissa of absolute  convergence $A\in (-\infty,\,+\infty]$.
O.M. Mulyava   +2 more
doaj   +1 more source

Auxiliary principle for generalized nonlinear variational-like inequalities

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We introduce and study a new class of generalized nonlinear variational-like inequalities and prove an existence theorem of solutions for this kind of generalized nonlinear variational-like inequalities.
Zeqing Liu   +3 more
doaj   +1 more source

Rapid Convergence of Approximate Solutions for Fractional Differential Equations

open access: yesJournal of Function Spaces, 2020
In this paper, we develop a generalized quasilinearization technique for a class of Caputo’s fractional differential equations when the forcing function is the sum of hyperconvex and hyperconcave functions of order m (m≥0), and we obtain the convergence ...
Xiran Wu, Junyan Bao, Yufeng Sun
doaj   +1 more source

Absolute convergence factors of Lipschitz class functions for general Fourier series

open access: yesGeorgian Mathematical Journal, 2021
Abstract The main aim of this paper is to investigate the sequences of positive numbers, for which multiplication with Fourier coefficients of functions f ∈
Tsagareishvili, Vakhtang   +1 more
openaire   +2 more sources

Performance analysis for a class of robust adaptive beamformers [PDF]

open access: yes, 2004
Robust adaptive beamforming is a key issue in array applications where there exist uncertainties about the steering vector of interest. Diagonal loading is one of the most popular techniques to improve robustness.
O. Besson   +3 more
core   +1 more source

A class of generalized Szasz operators and their convergence properties

open access: yesJournal of Numerical Analysis and Approximation Theory, 1984
Not available.
Elias Masry
doaj   +2 more sources

Generalized set-valued variational-like inclusions and Wiener-Hopf equations in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
By using the notion of Jη-proximal mapping for a nonconvex, lower semicontinuous, η-subdifferentiable proper functional in reflexive Banach spaces, we introduce and study a class of generalized set-valued variational-like inclusions in Banach spaces and ...
Yali Zhao, Zunquan Xia, Zeqing Liu
doaj   +1 more source

Generic convergence of iterates for a class of nonlinear mappings

open access: yesFixed Point Theory and Applications, 2004
Let \(K\) be a nonempty, bounded, closed and convex subset of a Banach space \(X\). It is proved that a class of continuous self-mappings of \(K\) has a subclass \(\mathcal F\) with the property that the complement of \(\mathcal F\) is \(\sigma\)-porous and each element \(A\in \mathcal F\) has a unique fixed point \(x_A\) such that \(\{A^n ...
Reich Simeon, Zaslavski Alexander J
openaire   +3 more sources

Fixed Point Results of a General Class of Monotone Nonexpansive Mappings in Hyperbolic Metric Spaces

open access: yesJournal of Function Spaces, 2020
In this paper, we introduce and study some properties of a new class of generalized monotone nonexpansive mappings in hyperbolic metric spaces. Further, we give some results on the convergence of the Mann iterative process for this class of mappings in ...
Rida Outass   +3 more
doaj   +1 more source

Performance analysis of beamformers using generalized loading of the covariance matrix in the presence of random steering vector errors [PDF]

open access: yes, 2005
Robust adaptive beamforming is a key issue in array applications where there exist uncertainties about the steering vector of interest. Diagonal loading is one of the most popular techniques to improve robustness.
Besson, Olivier, Vincent, François
core   +1 more source

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