Results 41 to 50 of about 1,098 (130)

Local and global results for modified Sz\'{a}sz - Mirakjan operators

open access: yes, 2016
In this paper, we study a natural modification of Sz\'{a}sz - Mirakjan operators. It is shown by discussing many important established results for Sz\'{a}sz - Mirakjan operators.
null null   +2 more
core   +1 more source

Approximation of functions by a class of Durrmeyer–Stancu type operators which includes Euler’s beta function

open access: yesAdvances in Difference Equations, 2021
In this work, we construct the genuine Durrmeyer–Stancu type operators depending on parameter α in [ 0 , 1 ] $[0,1]$ as well as ρ > 0 $\rho >0$ and study some useful basic properties of the operators.
Abdullah Alotaibi   +3 more
doaj   +1 more source

Degree of Approximation by Hybrid Operators

open access: yesAbstract and Applied Analysis, 2013
We consider hybrid (Szász-beta) operators, which are a general sequence of integral type operators including beta function, and we give the degree of approximation by these Szász-beta-Durrmeyer operators.
Naokant Deo, Hee Sun Jung, Ryozi Sakai
doaj   +1 more source

Stancu Type Baskakov—Durrmeyer Operators and Approximation Properties

open access: yesMathematics, 2020
In this article, we introduce Stancu type generalization of Baskakov–Durrmeyer operators by using inverse Pólya–Eggenberger distribution. We discuss some basic results and approximation properties. Moreover, we study the statistical convergence for these
Adem Kilicman   +2 more
doaj   +1 more source

Approximation properties for modified $(p,q)$-Bernstein-Durrmeyer operators [PDF]

open access: yesMathematica Bohemica, 2018
We introduce modified $(p,q)$-Bernstein-Durrmeyer operators. We discuss approximation properties for these operators based on Korovkin type approximation theorem and compute the order of convergence using usual modulus of continuity.
Mohammad Mursaleen, Ahmed A. H. Alabied
doaj   +1 more source

Commutativity and spectral properties of genuine Baskakov-Durrmeyer type operators and their \(k\)th order Kantorovich modification

open access: yesJournal of Numerical Analysis and Approximation Theory, 2015
In this paper we present an overview of commutativity results and different methods for the proofs for  Baskakov-Durrmeyer type operators and associated differential operators.
Margareta Heilmann
doaj   +2 more sources

Durrmeyer-Type Generalization of Parametric Bernstein Operators [PDF]

open access: yesSymmetry, 2020
In this paper, we present a Durrmeyer type generalization of parametric Bernstein operators. Firstly, we study the approximation behaviour of these operators including a local and global approximation results and the rate of approximation for the Lipschitz type space.
Arun Kajla   +2 more
openaire   +2 more sources

On the Approximation Process of Shifted‐Knots Bivariate Stancu‐Type Kantorovich Operators

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper focuses on defining bivariate Stancu‐type Kantorovich operators with the technique associated with the idea of shifted knots. The degree of approximation and weighted approximation of these bivariate operators are estimated, respectively, by means of Lipschitz kind bivariate functions and weighted functions of two variables. Furthermore, the
Abdullah Alotaibi, Ding-Xuan Zhou
wiley   +1 more source

Bidding for Contracts under Uncertain Demand: Skewed Bidding and Risk Sharing

open access: yesThe RAND Journal of Economics, Volume 56, Issue 3, Page 325-343, Autumn (Fall) 2025.
ABSTRACT Procurement projects often involve substantial uncertainty in inputs at the time of contracting. Whether the procurer or contractor assumes such risk depends on the specific contractual agreement. We develop a model of auction contracts where bidders have multidimensional private information.
Yao Luo, Hidenori Takahashi
wiley   +1 more source

Modified Operators Interpolating at Endpoints

open access: yesMathematics, 2021
Some classical operators (e.g., Bernstein) preserve the affine functions and consequently interpolate at the endpoints. Other classical operators (e.g., Bernstein–Durrmeyer) have been modified in order to preserve the affine functions.
Ana Maria Acu   +2 more
doaj   +1 more source

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