the best uniform approximation

基本解释

An equivalent characterization of Haar condition is given in this paper, which guarantees the existence and uniqueness of best uniform approximation.
给出了保证最佳一致逼近元唯一存在的哈尔条件的等价定义。
This paper presents a method to evaluate cylindricity errors. It uses best uniform approximation to process the sample data measured continually and dynamically along a cylindrical spiral.
本文提出沿圆柱表面的螺旋线对圆柱度作动态测量，并应用最佳一致逼近方法对其展开的测量数据来评定圆柱度误差值。
In this paper, it is proved that in the uniform convexity linear metric space there exists a unique best simultaneous approximation element.
本文证明了一致凸线性距离空间存在唯一的最佳联合逼近元。