一类多元lsmail-May算子一致逼近的特征刻划  

On Characterization of Multi-Ismail-May Operators Approximation in Uniform

作　　者：周小华[1] 

机构地区：[1]绍兴文理学院上虞分院,浙江上虞312300

出　　处：《丽水学院学报》2010年第2期1-3,共3页Journal of Lishui University

摘　　要：首先给出一类多元Ismail-May算子,然后利用多元分解技巧及K-泛函与光滑模的等价性和宣培才的方法,给出了该算子一致逼近的特征刻划。In this paper,a class of multi-Ismail characterization of approximation order in uniform by and the equivdence of K-functional. -May operators are given at first, then we get the the method of Xuan, the multi-decomposition technique and the equivdence of K-functional.

关 键 词：Ismaill-May算子 多元算子 一致逼近 特征刻划 

分 类 号：O174.41[理学—数学]