BEST APPROXIMATION IN FINITE-DIMENSIONAL SUBSPACES OF L(W, V)

被引：8

作者：

LEWICKI, G

机构：

[1] Jagiellonian University, Department of Mathematics, 30-059 Krakow

来源：

JOURNAL OF APPROXIMATION THEORY | 1995年 / 81卷 / 02期

关键词：

D O I：

10.1006/jath.1995.1041

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We prove Kolmogorov's type characterization of best approximation for given L epsilon L(W, V) in finite dimensional subspace V subset of L(W, V). This extends the results obtained by Malbrock for the case W = V =c(0) and W = C(T), V = C(S). (C) 1995 Academic Press, Inc.

引用

页码：151 / 165

页数：15

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