Direct and converse theorems for King operators

DOI10.2478/ausm-2020-0005zbMath1456.41007OpenAlexW3077273669MaRDI QIDQ2219829

Zoltán Finta

Publication date: 21 January 2021

Published in: Acta Universitatis Sapientiae. Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2478/ausm-2020-0005

zbMATH Keywords

Bernstein operatorsKing operatorsBerens-Lorentz lemmafirst order Ditzian-Totik modulus of smoothness

Mathematics Subject Classification ID

Approximation by polynomials (41A10) Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36)

Related Items (2)

King operators which preserve $x^j$ ⋮ Direct and converse theorems for King type operators

Cites Work

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• Positive linear operators which preserve \(x^2\)

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