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
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.
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页码:151 / 165
页数:15
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