3 papers
math.CA2021
Remarks on a Bernstein-type operator of Aldaz, Kounchev and Render
Ana-Maria Acu, Heiner Gonska, Margareta Heilmann
The Bernstein-type operator of Aldaz, Kounchev and Render (2009) is discussed. New direct results in terms of the classical second order modulus as well as in a modification follow…
math.CA2018
A Nice Representation for a Link between Baskakov- and Szász-Mirakjan-Durrmeyer Operators and their Kantorovich Variants
Margareta Heilmann, Ioan Raşa
In this paper we consider a link between Baskakov-Durrmeyer type operators and corresponding Kantorovich type modifications of their classical variants. We prove a useful represent…
math.CA2018
Discrete Operators associated with Linking Operators
Margareta Heilmann, Fadel Nasaireh, Ioan Raşa
We associate to an integral operator a discrete one which is conceptually simpler, and study the relations between them.