| 一类修正的Durrmeyer－Bernstein型算子的逼近定理 |
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| 引用本文： | 宋儒瑛,林鹭.一类修正的Durrmeyer－Bernstein型算子的逼近定理[J].厦门大学学报(自然科学版),1996(1). |
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| 作者姓名： | 宋儒瑛 林鹭 |
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| 基金项目： | 国家和福建省自然科学基金 |
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| 摘 要： | 讨论了引入矩阵后修正的Ｄｕｒｒｍｅｙｅｒ－Ｂｅｒｎｓｔｅｉｎ型算子的点态逼近等价定理，以及加权逼近等价定理．
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| 关 键 词： | Polya基，逼近等价定理，权 |
Some Approximation Theorem of a Class of Modified Durrmeyer-Bernstein Operators |
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| Song Ruying, Lin Lu.Some Approximation Theorem of a Class of Modified Durrmeyer-Bernstein Operators[J].Journal of Xiamen University(Natural Science),1996(1). |
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| Authors: | Song Ruying Lin Lu |
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| Institution: | Dept. of Math. |
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| Abstract: | By means of diagonal matrix the modified Durrmeyer-Bernstein operators is introduced. The pointwise approximation equivalence theorem and the weighted approxiamtion equivalence theorem in C0, 1] are obtained. |
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| Keywords: | Polya basis Approximation equivalence theorem Weight |
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