Approximation Theory

On the exactity of the error evaluation in the approximation by cubic spline of interpolation

3 years ago

Abstract AuthorsCostică Mustăţa Costică Mustăţa Department of Mathematics Babes-Bolyai University, Cluj-Napoca, Romania Keywords? Paper coordinatesC. Mustăţa, On the exactity of…

Error estimation in the approximation of function by interpolation cubic splines

3 years ago

Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania C. Iancu KeywordsPaper coordinatesC. Mustăţa, C. Iancu, Error…

M-ideals in metric spaces

3 years ago

Abstract Considering a metric space and its Lipschitz dual one defines the notion of M-ideal and HB-subspace of a metric…

An abstract Korovkin type theorem and applications

3 years ago

Abstract We obtain some Korovkin type theorems for the space \(C(X)\), where \( X \) is a compact metric space…

An application of a theorem of McShane

3 years ago

Abstract AuthorsCostica Mustata https://ictp.acad.ro/mustata/ “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper coordinatesC. Mustăţa, An application of a…

Extension of Hölder functions and some related problems of best approximation

3 years ago

Abstract AuthorsCostica Mustata Costică Mustăţa “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper coordinatesC. Mustăţa, Extension of Hölder…

On a problem of extremum

3 years ago

Abstract AuthorsCostica Mustata Costică Mustăţa KeywordsPaper coordinatesC. Mustăţa, On a problem of extremum, ”Babeş-Bolyai” Univ., Research Seminars, Seminar on Mathematical…

Selections associated to McShane’s extension theorem for Lipschitz functions

3 years ago

Abstract AuthorsCostica Mustata Costică Mustăţa “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper coordinatesC. Mustăţa, Selections associated to…

Selections with values Bernstein polynomials associated to the extension operator for Lipschitz functions

3 years ago

Abstract AuthorsCostica Mustata Costică Mustăţa “Tiberiu Popoviciu” Institute of Numerical Analysis, Romania Academy, Romania KeywordsPaper coordinatesC. Mustăţa, Selections with values…

Common selections for the metric projections

3 years ago

Abstract AuthorsCostica Mustata Costică Mustăţa “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper coordinatesC. Mustăţa, Common selections for…

Approximation Theory

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