Finite words with special complexity properties
Abstract AuthorsMira-Cristiana Anisiu Tiberiu Popoviciu Institute of Numerical Analysis Cluj-Napoca, Romanian Academy Keywords? Paper coordinatesM.-C. Anisiu, Finite words with special…
2002
Extension and approximation of semi-Lipschitz functions on quasi-metric linear spaces
Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania Keywords? Paper coordinatesC. Mustăţa, Extension and approximation of…
On the extremal semi-Lipschitz function
Abstract The extremal elements of the unit balls of Banach spaces play an important role in the study of the…
A Phelps type result for spaces with asymmetric norms
Abstract If \((X,||\cdot|)\) is a linear space with asymmetric norm and \(Y\) is a \(X\), for every \(f\in Y_{+}^{\ast}\) (the…
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…