Inequalities and approximation theory
Abstract The purpose of this paper is twofold. Firstly, we present an equivalence property involving isotonic linear functionals. Secondly, by…
(proceedings)
Application of Popoviciu’s high convexity to the study of some sequences properties
Abstract Starting by the notion of convex funcitons of \(n\)-order introduced by Tiberiu Popoviciu, we aim to record those theorems…
More than a summing up about Meyer-Konig and Zeller operators
Abstract AuthorsOctavian Agratini Department of Mathematics, Babes-Bolyai University, Cluj-Napoca, Romania Keywords? Paper coordinatesO. Agratini, More than a summing up about…
A generalization of Durrmeyer-type polynomials and their approximation
Abstract ? AuthorsOctavian Agratini Department of Mathematics, Babes-Bolyai University, Cluj-Napoca, Romania Keywords? Paper coordinatesO. Agratini, A generalization of Durrmeyer-type polynomials…
Linear operators generated by a probability density function
Abstract In this paper we deal with linear positive operators of both discrete and integral type. For the former we…
Approximation operators – solutions and questions
Abstract The paper gartes some results concerning linear approximation operators and it raises three open problems. AuthorsOctavian Agratini Department of…
On some wavelet type linear operators
Abstract In this paper is introduced a general a class \(\left( L_{k}\right)_{k\in\mathbb{Z}}\) of linear positive operators of wavelet type. The…
The mysterious wavelets world
Abstract This survey paper contains the basic ideas of windowed Fourier transform, wavelet transform, wavelet bases and multiresolution analysis, providing…
Properties concerning the Baskakov-Beta operators
Abstract Starting from a positive summation integral operator we present linear combinations of these operators which under definite conditions approximate…
On simultaneous approximation by Stancu-Bernstein operators
Abstract AuthorsOctavian Agratini Department of Mathematics, Babes-Bolyai University, Cluj-Napoca, Romania KeywordsLinear positive operators; modulus of continuity; degree of approximation Paper…