详细信息
单纯形上加权K-泛函与光滑模的等价性及其应用 被引量:2
THE EQUIVALENCE BETWEEN WEIGHTED K-FUNCTIONAL AND MODULI OF SMOOTHNESS ON SIMPLEX AND THEIR APPLICATIONS
文献类型:期刊文献
中文题名:单纯形上加权K-泛函与光滑模的等价性及其应用
英文题名:THE EQUIVALENCE BETWEEN WEIGHTED K-FUNCTIONAL AND MODULI OF SMOOTHNESS ON SIMPLEX AND THEIR APPLICATIONS
作者:宣培才[1];张震球[2]
机构:[1]绍兴文理学院计算机系;[2]天津大学数学系
年份:1997
卷号:20
期号:3
起止页码:345
中文期刊名:应用数学学报
外文期刊名:ACTA MATHEMATICAE APPLICATAE SINICA
收录:CSTPCD、、北大核心1996、CSCD2011_2012、北大核心、CSCD
基金:浙江省自然科学基金
语种:中文
中文关键词:单纯形;K-泛函;光滑模;加权逼近;逼近阶
外文关键词:Simplex; K-functional; moduli of smoothness; Bernstein operators;weighted approximation; characterization
中文摘要:本文首先讨论了高维单纯形上一类加权K-泛函与光滑模的等价性.然后作为应用,给出了高维单纯形上多元Bernstein算子加权逼近的特征刻划.
外文摘要:In this paper, we considered the equivalence between a class of weighted kfunctional and moduli of smoothness at first, and then we obtain the characterization of multidimensional Bernstein operators on simplex in weighted approximation with multidimensional Jacobi weights.
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