Results 31 to 40 of about 72 (71)

Approximation of complex q-Beta-Baskakov-Szász-Stancu operators in compact disk

open access: yesDemonstratio Mathematica
The purpose this study is to present and investigate the qq-Beta-Baskakov-Szasz-Stancu operator. The operators are accompanied by Voronovskaja-type consequences, which include both an exact approximation order and a quantitative assessment, specifically ...
Cheregi Larisa, Mursaleen Mohammad
doaj   +1 more source

Note on the shape-preservation of a new class of Kantorovich-type operators via divided differences

open access: yesDemonstratio Mathematica
Shape-preserving approximation is a significant approximation method that has many application areas, such as computer-based geometric design, image processing, geodesy, chemistry, and robotics.
Turhan Nezihe
doaj   +1 more source

A Voronovskaya-type theorem for a certain nonlinear Bernstein operators [PDF]

open access: yes, 2015
The present paper concerns with the nonlinear Bernstein operators NBnf of the form ... acting on bounded functions on an interval [0; 1]; where Pn;k satisfy some suitable assumptions.
ATIN, Huseyin Erhan, KARSLI, Harun
core  

Approximation results in Orlicz spaces by modified sampling Kantorovich operators

open access: yesDemonstratio Mathematica
This paper deals with the modified sampling Kantorovich operators. We start by presenting the primary notations of Orlicz spaces and fundamental auxiliary results.
Turgay Metin
doaj   +1 more source

On the approximation by convolution operators in homogeneous Banach spaces on R^d [PDF]

open access: yes, 2014
AMS Subject Classification 2010: 41A25, 41A35, 41A40, 41A63, 41A65, 42A38, 42A85, 42B10, 42B20The paper presents a description of the optimal rate of approximation as well as of a broad class of functions that possess it for convolution operators acting ...
Draganov, Borislav
core  

Nonlinear sampling Durrmeyer operators: approximation results in function spaces

open access: yesAdvanced Nonlinear Studies
In this paper we introduce and study the nonlinear version of sampling Durrmeyer operators. For what concerns the space of continuous functions, a pointwise and uniform convergence theorem have been established.
Travaglini Arianna, Vinti Gianluca
doaj   +1 more source

Global smoothness preservation and simultaneous approximation by multivariate discrete operators: Dedicated to Professor Gheorghe Coman on the occasion of his 80th anniversary

open access: yes, 2016
In this article we study the multivariate generalized discrete singular operators defined on R N , N ≥ 1, regarding their simultaneus global smoothness preservation property with respect to Lp norm for 1 ≤ p ≤ ∞, by using higher order moduli of ...
KESTER, Merve, ANASTASSIOU, George A.
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Adaptive algorithm for polyhedral approximation of 3D solids [PDF]

open access: yes, 2015
In this paper we discuss theoretical foundations of developing general methods for volume-based approximation of three-dimensional solids. We construct an iterative method that can be used for approximation of regular subsets of Rd (d 2 N) in particular ...
FÁBIÁN, Gábor, GERGŐ, Lajos
core  

Approximation of Univariate Set-Valued Functions - an Overview [PDF]

open access: yes, 2007
2000 Mathematics Subject Classification: 26E25, 41A35, 41A36, 47H04, 54C65.The paper is an updated survey of our work on the approximation of univariate set-valued functions by samples-based linear approximation operators, beyond the results reported in ...
Dyn, Nira, Mokhov, Alona, Farkhi, Elza
core  

On the iterates of Jackson type operator GS,N in Hilbert space

open access: yes, 2019
In this paper we study the limit of the iterates of Jackson type operator. Our results continue the works of Badea [2] and Nagler et al. [9, 10]. The proofs are based on spectral theory of linear operators and are performed at first for Hilbert space and
Zapryanova, T, Souroujon, D
core  

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