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Best approximation in spaces with asymmetric norm

Abstract


In this paper we shall present some results on spaces with asymmetric seminorms, with emphasis on best approximation problems in such spaces.

Authors

Stefan Cobzas
Babes-Bolyai University, Cluj-Napoca, Romania

Costică Mustăţa
“Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy,  Romania

Keywords

Spaces with asymmetric norm; best approximation; Hahn-Banach theorem; characterization of best approximation.

Paper coordinates

S. Cobzas, C. Mustăţa, Best approximation in spaces with asymmetric norm, Rev. Anal. Numer. Theor. Approx. 35 (2006) no. 1, 17-31.

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About this paper

Journal

Revue d’Analyse Numer. Theor. Approx.

Publisher Name

Publishing House of the Romanian Academy

Print ISSN

2501-059X

Online ISSN

2457-6794

google scholar link

2006

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