# paper

Papers published at ICTP.

The papers published by the ICTP members before or after being ICTP members are categorized as not@ictp.

## Iterates of some bivariate approximation process via weakly Picard operators

Abstract In the present paper we introduce a general class of positive operators of discrete type acting on the space…

## Iterates of a class of discrete linear operators via contraction principle

Abstract In this paper we are concerned with a general class of positive linear operators of discrete type. Based on…

## On approximation properties of Balázs-Szabados operators their Kantorovich extension

Abstract In this paper we deal with a sequence of positive linear operators $$\ R_{n}^{\left[ \beta \right] }$$ approximating functions…

## Stancu modified operators revisited

Abstract In this paper we construct a general positive approximation process representing an integral form in Kantorovich sense of the…

## 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…

## On some new operators of discrete type

Abstract In this paper we are dealing with a general class of linear and positive operators of discrete type. We…

## On the rate of convergence for semigroups and processes of Feller type

Abstract Based on the probabilistic theory, the paper contains local estimates of the rate of convergence for contraction~$$C_{0}$$-semigroup. Simultaneously a…

## Binomial polynomials and their applications in Approximation Theory

Abstract In this paper we are concerned with the sequences of polynomials of binomial type. In particular we point out…