Iterates of Cheney-Sharma type operators on a triangle with curved side
AbstractWe consider some Cheney-Sharma type operators as well as their product and Boolean sum for a function defined on a…
Approximation Theory
Interpolation and Applications
Book summarySummary of the book… Book coverContentsCh. 1 Keywordskeyword1, PDFpdf file Referencessee the expanding block below Cite this book as:Author,…
Approximation methods obtained by using the umbral calculus
Book summaryUmbral calculus is used in this book for…? AuthorM. Craciun Tiberiu Popoviciu Institute of Numerical Analysis, Romanian Academy Book…
Best approximation and unique extension of Lipschitz functions
AbstractAuthorsCostica Mustata Institutul de Calcul, Romania (ICTP) KeywordsReferencesSee the expanding block below. Paper coordinatesC. Mustata, Best approximation and unique extension of…
Norm preserving extension of convex Lipschitz functions
AbstractAuthorsS. Cobzas Institutul de Matematica Cluj-Napoca, Romania C. Mustata Institutul de Matematica, Cluj-Napoca, Romania (ICTP) KeywordsReferencesSee the expanding block below.…
On the approximation of the global extremum of a semi-Lipschitz function
AbstractIn this paper one obtains a sequential procedure for determining the global extremum of a semi-Lipschitz real-valued function defined on…
On the Extensions Preserving the Shape of a Semi-Hölder Function
AbstractWe present some results concerning the extension of a semi-Hölder real-valued function defined on a subset of a quasi-metric space,…
From uniform to statistical convergence of binomial-type operators
AbstractSequences of binomial operators introduced by using umbral calculus are investigated from the point of view of statistical convergence. This…
Shift λ-Invariant Operators
AbstractThe present note is devoted to a generalization of the notion of shift invariant operators that we call it λ-invariant…
On a class of approximation operators
AbstractIn this note we construct a class of approximation operators using polynomial sequences of binomial type. We compute the expression…