Results 1 to 10 of about 87 (80)

Rate of convergence by Kantorovich-Szász type operators based on Brenke type polynomials [PDF]

open access: yesJournal of Inequalities and Applications, 2017
The present paper deals with the approximation properties of the univariate operators which are the generalization of the Kantorovich-Szász type operators involving Brenke type polynomials.
Tarul Garg   +2 more
doaj   +2 more sources

The approximation of bivariate Chlodowsky-Szász-Kantorovich-Charlier-type operators [PDF]

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we introduce a bivariate Kantorovich variant of combination of Szász and Chlodowsky operators based on Charlier polynomials. Then, we study local approximation properties for these operators.
Purshottam Narain Agrawal   +2 more
doaj   +2 more sources

A Note on Approximation of Blending Type Bernstein–Schurer–Kantorovich Operators with Shape Parameter α

open access: yesJournal of Mathematics, 2023
The objective of this paper is to construct univariate and bivariate blending type α-Schurer–Kantorovich operators depending on two parameters α∈0,1 and ρ>0 to approximate a class of measurable functions on 0,1+q,q>0.
Mohammad Ayman-Mursaleen   +5 more
doaj   +2 more sources

On modified Dunkl generalization of Szász operators via q-calculus [PDF]

open access: yesJournal of Inequalities and Applications, 2017
The purpose of this paper is to introduce a modification of q-Dunkl generalization of exponential functions. These types of operators enable better error estimation on the interval [ 1 2 , ∞ ) $[\frac{1}{2},\infty)$ than the classical ones.
M Mursaleen   +2 more
doaj   +2 more sources

Approximation by q-Post-Widder Operators Based on a New Parameter

open access: yesAbstract and Applied Analysis
The purpose of this paper is to introduce q-Post–Widder operators based on a new parameter and study their approximation properties. The moments and central moments are investigated.
Qiu Lin
doaj   +2 more sources

Integral Modification of Lupaş-Type Operators for Improved Approximation and Reduced Bias

open access: yesJournal of Function Spaces
In this paper, we introduce a generalized class of Lupaş-type operators constructed through an integral modification of the classical formulation. Instead of using discrete point evaluations, the proposed operators are defined by means of weighted local ...
Nadiyah Hussain Alharthi   +2 more
doaj   +2 more sources

On the rate of convergence of modified \(\alpha\)-Bernstein operators based on q-integers

open access: yesJournal of Numerical Analysis and Approximation Theory, 2022
In the present paper we define a q-analogue of the modified a-Bernstein operators introduced by Kajla and Acar (Ann. Funct. Anal. 10 (4) 2019, 570-582). We study uniform convergence theorem and the Voronovskaja type asymptotic theorem.
Purshottam Agrawal   +2 more
doaj   +1 more source

Approximation by Jakimovski–Leviatan-beta operators in weighted space

open access: yesAdvances in Difference Equations, 2020
The main purpose of this article is to introduce a more generalized version of Jakimovski–Leviatan-beta operators through the Appell polynomials. We present some uniform convergence results of these operators via Korovkin’s theorem and obtain the rate of
M. Nasiruzzaman, M. Mursaleen
doaj   +1 more source

On Shape Parameter α-Based Approximation Properties and q-Statistical Convergence of Baskakov-Gamma Operators

open access: yesJournal of Mathematics, 2022
We construct a novel family of summation-integral-type hybrid operators in terms of shape parameter α∈0,1 in this paper. Basic estimates, rate of convergence, and order of approximation are also studied using the Korovkin theorem and the modulus of ...
Ming-Yu Chen   +4 more
doaj   +1 more source

Holmstedt's formula for the K‐functional: the limit case θ0=θ1$\theta _0=\theta _1$

open access: yesMathematische Nachrichten, Volume 296, Issue 12, Page 5474-5492, December 2023., 2023
Abstract We consider K‐interpolation spaces involving slowly varying functions, and derive necessary and sufficient conditions for a Holmstedt‐type formula to be held in the limiting case θ0=θ1∈{0,1}$\theta _0=\theta _1\in \lbrace 0,1\rbrace$. We also study the case θ0=θ1∈(0,1)$\theta _0=\theta _1\in (0,1)$.
Irshaad Ahmed   +2 more
wiley   +1 more source

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