Approximation by Complex Baskakov-Szsz-Durrmeyer Operators in Compact Disks |
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作者姓名: | Sorin G.Gal Vijay Gupta |
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作者单位: | Department of Mathematics and Computer Science, University of Oradea;Department of Mathematics, Netaji Subhas Institute of Technology |
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摘 要: | In this paper, we deal with the complex Baskakov-Szsz-Durrmeyer mixed operators and study Voronovskaja type results with quantitative estimates for these operators attached to analytic functions of exponential growth in DR= {z ∈ C;|z| R}.Also, the exact order of approximation is found. The method used allows to construct complex Szsz-type and Baskakov-type approximation operators without involving the values on 0, ∞).
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关 键 词: | Complex Baskakov-Sz ′asz-Durrmeyer operators Voronovskaja type result exact or-der of approximation in compact disks simultaneous approximation |
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