文章基本信息

标题：Approximation by quaternion ( p , q ) $(p,q)$ -Bernstein polynomials and Voronovskaja type result on compact disk
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作者：Haifa Bin Jebreen ; Mohammad Mursaleen ; Ambreen Naaz 等
期刊名称：Advances in Difference Equations
印刷版ISSN：1687-1839
电子版ISSN：1687-1847
出版年度：2018
卷号：2018
期号：1
页码：448
DOI：10.1186/s13662-018-1906-2
语种：English
出版社：Hindawi Publishing Corporation
摘要：In this paper, we define the ( p , q ) $(p,q)$ -Bernstein polynomials of degree m of a quaternion variable. We obtain some approximation results, and also the Voronovskaja type result with quantitative upper estimates is proved.
关键词：Quaternion ; ((p,q)) -Bernstein-polynomials ; Order of approximation ; Analytic functions ; Voronovskaja type results ; Compact disk