Strong Converse Inequality for Weighted Approximation of Functions by the Szász–Mirakjan–Kantorovich Operator

DOI10.1007/s00025-024-02179-3MaRDI QIDQ6500150

Rumen Uluchev, Ivan Gadjev, Parvan E. Parvanov

Publication date: 10 May 2024

Published in: Results in Mathematics (Search for Journal in Brave)

Mathematics Subject Classification ID

Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17) Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36) Inverse theorems in approximation theory (41A27)

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