On certain best constants for Bernstein-type operators

JOURNAL OF APPROXIMATION THEORY

卷:113

Article

de la Cal, J ; Cárcamo, J

关键词: best constants;    modulus of continuity;    least concave majorant;    Bernstein operators;    Szasz operators;    gamma operators;    beta operators;    Baskakov operators;    preservation properties;   

DOI  :  10.1006/jath.2001.3612

来源: Elsevier

【 摘 要 】

We discuss the generalized version of a best-constant problem raised by Z. Li in a note which recently appeared in Journal of Approximation Theory. Some best constants for well known Bernstein-type operators are obtained. (C) 2001 Academic Press.

【 授权许可】

Free