关于函数及其导数用Bernstein-Durrmeyer算子的同时逼近

郭顺生;刘喜武

数学学报 ›› 2000, Vol. 43 ›› Issue (2) : 367-374.

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PDF(323 KB)
数学学报 ›› 2000, Vol. 43 ›› Issue (2) : 367-374. DOI: 10.12386/A2000sxxb0049
论文

关于函数及其导数用Bernstein-Durrmeyer算子的同时逼近

    郭顺生;刘喜武
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On the Simultaneous Approximation of Functions and Their Derivatives by the Bernstein-Durrmeyer Operators

    Shun Sheng GUO(1),Xi Wu LIU(2)
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摘要

本文利用点态连续模研究了Bernstein-Durrmeyer算子的同时逼近,推广了关于有界变差函数和连续函数的结果.

Abstract

Using the pointwise modulus of continuity, we discussed the simultaneous approximation for Bernstein-Durrmeyer operators. The results include the results on functions of bounded variation and continuous functions.

关键词

Bernstein-Durrmeyer算子 / 点态连续模 / 同时逼近

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郭顺生;刘喜武. 关于函数及其导数用Bernstein-Durrmeyer算子的同时逼近. 数学学报, 2000, 43(2): 367-374 https://doi.org/10.12386/A2000sxxb0049
Shun Sheng GUO(1),Xi Wu LIU(2). On the Simultaneous Approximation of Functions and Their Derivatives by the Bernstein-Durrmeyer Operators. Acta Mathematica Sinica, Chinese Series, 2000, 43(2): 367-374 https://doi.org/10.12386/A2000sxxb0049
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