On a theorem of V.N. Nikolski on characterization of best approximation for convex sets

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Bibliographic Details
Main Author: Ş. Cobzaş
Format: Article
Language:English
Published: Publishing House of the Romanian Academy 1990-02-01
Series:Journal of Numerical Analysis and Approximation Theory
Online Access:https://ictp.acad.ro/jnaat/journal/article/view/394