On Existence Theorems for Finite-Codimensional Subspaces in C(Q)

On Existence Theorems for Finite-Codimensional Subspaces in C(Q)

Some variants of the theorem on the existence of best approximation elements in a finite-codimensional subspace of the complex space C(Q) of continuous functions are given.

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Veröffentlicht in:Journal of approximation theory 2002-07, Vol.117 (1), p.185-188
1. Verfasser: Vlasov, L.P.
Format: Artikel
Sprache:eng
Schlagworte:
proximinal
space of continuous functions
subspaces of finite codimension
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Beschreibung
Zusammenfassung:Some variants of the theorem on the existence of best approximation elements in a finite-codimensional subspace of the complex space C(Q) of continuous functions are given.
ISSN:0021-9045
1096-0430
DOI:10.1006/jath.2002.3692