Simultaneous approximation by Szász–Mirakjan–Stancu–Durrmeyer type operators

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• 作者：Vishnu Narayan Mishra ; R. B. Gandhi
• 关键词：Durrmeyer operators ; Szász–Mirakjan operators ; Bernstein–Stancu operators ; Simultaneous approximation ; Modulus of continuity
• 刊名：Periodica Mathematica Hungarica
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：74
• 期：1
• 页码：118-127
• 全文大小：en>
• 刊物类别：Mathematics and Statistics
• 刊物主题：Mathematics, general;
• 出版者：Springer Netherlands
• ISSN：1588-2829
• 卷排序：74

文摘

In this paper, the study of the problem of simultaneous approximation by the Szász–Mirakjan–Stancu–Durrmeyer type operators is carried out. An upper bound for the approximation to the rth-derivative of a function by these operators is established.