Results 61 to 70 of about 553 (125)

The Voronovskaja theorem for some linear positive operators defined by infinite sum [PDF]

open access: yesCreative Mathematics and Informatics, 2011
The main goal of this paper is to establish a Voronovskaja type theorem for the Szasz-Mirakjan-Schurer operators. As a particular case, we get also the Voronovskaja type theorem for the well known Mirakjan-Favard-Szasz operators.
DAN MICLAUS, OVIDIU T. POP
openaire   +1 more source

A summation-integral type modification of Szasz-Mirakjan-Stancu operators

open access: yesJournal of Numerical Analysis and Approximation Theory, 2016
In this paper we introduce a summation-integral type modification of Szasz-Mirakjan-Stancu operators. Calculation of moments, density theorem, a direct result and a Voronovskaja-type result are obtained for the operators.
Vishnu Narayan Mishra   +2 more
doaj   +2 more sources

About Some Linear Operators

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2007
Using the method of Jakimovski and Leviatan from their work in 1969, we construct a general class of linear positive operators. We study the convergence, the evaluation for the rate of convergence in terms of the first modulus of smoothness and we give a
Ovidiu T. Pop
doaj   +1 more source

A note on the convergence of Phillips operators by the sequence of functions via q-calculus

open access: yesDemonstratio Mathematica, 2022
The basic aim of this study is to include nonnegative real parameters to allow for approximation findings of the Stancu variant of Phillips operators.
Kiliçman Adem   +2 more
doaj   +1 more source

Convergence and Voronovskaja-type theorems for derivatives of generalized Baskakov operators

open access: yesOpen Mathematics, 2008
Abstract In the present paper our aim is to establish convergence and Voronovskaja-type theorems for first derivatives of generalized Baskakov operators for functions of one and two variables in exponential and polynomial weight spaces.
Wafi Abdul, Khatoon Salma
openaire   +2 more sources

A Voronovskaja-Type Theorem for a Kind of Durrmeyer-Bernstein-Stancu Operators

open access: yesGazi University Journal of Science, 2019
In this paper, we study on a Durrmeyer variant of Bernstein-Stancu operators.  We give a Voronovskaja-type theorem for these type operators. 
DINLEMEZ KANTAR, Ulku, ERGELEN, Gizem
openaire   +4 more sources

Saturation of iterations of multiplier operators in Banach spaces [PDF]

open access: yes, 1991
紀要論文http://purl.org/coar/resource_type ...
Nishishiraho, Toshihiko   +1 more
core  

Approximation by bivariate generalized Bernstein–Schurer operators and associated GBS operators

open access: yesAdvances in Difference Equations, 2020
We construct the bivariate form of Bernstein–Schurer operators based on parameter α. We establish the Voronovskaja-type theorem and give an estimate of the order of approximation with the help of Peetre’s K-functional of our newly defined operators ...
S. A. Mohiuddine
doaj   +1 more source

The generalization of Voronovskaja's theorem for a class of linear and positive operators

open access: yesJournal of Numerical Analysis and Approximation Theory, 2005
In this paper we generalize Voronovskaja's theorem for a class of linear and positive operators, and then, through particular cases, we obtain statements verified by the Bernstein, Schurer, Stancu, Kantorovich and Durrmeyer operators.
openaire   +3 more sources

Voronovskaja type theorem for the Lupaş q-analogue of the Bernstein operators

open access: yesMathematical Communications, 2012
In this paper, we estimate the third and the fourth order central moments for the difference of the Lupaş q-analogue of the Bernstein operator and the limit q-Lupaş operator. We also prove a quantitative variant of Voronovskaja's theorem for $R_{n,q}$.
Mahmudov, Nazim Idrisoglu   +1 more
openaire   +4 more sources

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