BEST PIECEWISE MONOTONE UNIFORM APPROXIMATION

被引：3

作者：

UBHAYA, VA ^{[1
]}

WEINSTEIN, SE ^{[1
]}

XU, YS ^{[1
]}

机构：

[1] OLD DOMINION UNIV,DEPT MATH & STAT,NORFOLK,VA 23529

来源：

JOURNAL OF APPROXIMATION THEORY | 1990年 / 63卷 / 03期

关键词：

D O I：

10.1016/0021-9045(90)90128-D

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

The problem considered is that of finding a best uniform approximation to a real function f ∈ C[a, b] from the class of piecewise monotone functions. The existence, characterization, and nonuniqueness of best approximations are established. © 1990.

引用

页码：375 / 383

页数：9

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