On Hilbert extensions of Weierstrass' theorem with weights

In this paper we study the set of ℊ-valued functions which can be approximated by ℊ-valued continuous functions in the norm Lℊ∞(I,w), where I⊂ℝ is a compact interval, ℊ is a separable real Hilbert space and w is a certain ℊ-valued weakly measurable weight. Thus, we obtain a new extension of the cele...

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Main Author: Yamilet Quintana
Format: Article
Language:English
Published: Hindawi Limited 2010-01-01
Series:Journal of Function Spaces and Applications
Online Access:http://dx.doi.org/10.1155/2010/645369
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spelling doaj-fa99ace517fc442889144012ff3981662020-11-24T22:58:03ZengHindawi LimitedJournal of Function Spaces and Applications0972-68022010-01-018220121310.1155/2010/645369On Hilbert extensions of Weierstrass' theorem with weightsYamilet Quintana0Departamento de Matemáticas, Puras y Aplicadas, Edificio Matemáticas y Sistemas (MYS), Apartado Postal: 89000, Caracas 1080 A, Universidad Simón Bolívar, Caracas, VenezuelaIn this paper we study the set of ℊ-valued functions which can be approximated by ℊ-valued continuous functions in the norm Lℊ∞(I,w), where I⊂ℝ is a compact interval, ℊ is a separable real Hilbert space and w is a certain ℊ-valued weakly measurable weight. Thus, we obtain a new extension of the celebrated Weierstrass approximation theorem.http://dx.doi.org/10.1155/2010/645369
collection DOAJ
language English
format Article
sources DOAJ
author Yamilet Quintana
spellingShingle Yamilet Quintana
On Hilbert extensions of Weierstrass' theorem with weights
Journal of Function Spaces and Applications
author_facet Yamilet Quintana
author_sort Yamilet Quintana
title On Hilbert extensions of Weierstrass' theorem with weights
title_short On Hilbert extensions of Weierstrass' theorem with weights
title_full On Hilbert extensions of Weierstrass' theorem with weights
title_fullStr On Hilbert extensions of Weierstrass' theorem with weights
title_full_unstemmed On Hilbert extensions of Weierstrass' theorem with weights
title_sort on hilbert extensions of weierstrass' theorem with weights
publisher Hindawi Limited
series Journal of Function Spaces and Applications
issn 0972-6802
publishDate 2010-01-01
description In this paper we study the set of ℊ-valued functions which can be approximated by ℊ-valued continuous functions in the norm Lℊ∞(I,w), where I⊂ℝ is a compact interval, ℊ is a separable real Hilbert space and w is a certain ℊ-valued weakly measurable weight. Thus, we obtain a new extension of the celebrated Weierstrass approximation theorem.
url http://dx.doi.org/10.1155/2010/645369
work_keys_str_mv AT yamiletquintana onhilbertextensionsofweierstrasstheoremwithweights
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