1997

Approximation by spline functions of the solutions of a linear bilocal problem

2 years ago

Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania Keywords? Paper coordinatesC. Mustăţa, Approximation by spline functions…

Construction of Baskakov-type operators by wavelets

2 years ago

Abstract The purpose of this paper is to introduce a class of Baskakov-type operators by means of Daubechies’ compactly-supported wavelets.…

On a functional equation

2 years ago

Abstract This is a survey paper devoted to the following functional equation \[ \sum_{k\in Z}p_{k}u\left( x-k\right) =v\left( x\right) ,\ \…

A bivariate extension of the Bernstein polynomials

2 years ago

Abstract In this paper it is given an extension to two variables of the Bernstein \(B_{n,r}f\) operators and there are…

On modified Beta operators

2 years ago

Abstract In the present paper, we deal with an integral operator of beta-type \(L_{m,y}\) depending on a positive real parameter…

On a class of linear approximating operators

2 years ago

Abstract In this paper we introduce a new class of linear approximating operators \(\left( L_{nr}\right) _{n\geq1},r=0,1,2,…,\) for the functions \(f\in…

On simultaneous approximation by Stancu-Bernstein operators

2 years ago

Abstract AuthorsOctavian Agratini Department of Mathematics, Babes-Bolyai University, Cluj-Napoca, Romania KeywordsLinear positive operators; modulus of continuity; degree of approximation Paper…

Continuation principles for coincidences

2 years ago

Abstract The paper is devoted to the solvability of semilinear operator equations in Banach spaces, via continuation methods. Instead of…

Analysis of a nonlinear integral equation modelling infection diseases

3 years ago

Abstract To describe the spread of virus diseases with contact rate that varies seasonally, the following delay integral equation has…

Existence and approximation of positive fixed points of nonexpansive maps

3 years ago

Abstract ?? AuthorsRadu Precup Faculthy of Mathematics and Computer Science “Babes-Bolyai” University, Cluj-Napoca, Romania KeywordsPaper coordinatesR. Precup, Existence and approximation…

1997

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