Best n-term approximation of diagonal operators and application to function spaces with mixed smoothness

2021/08/30 by Nguyen, Van Kien, Nguyen, Van Dung · 1 citation
#FOS: Mathematics #Functional Analysis (math.FA)

paper · doi:10.48550/arxiv.2108.12974

Abstract

In this paper we give exact values of the best n-term approximation widths of diagonal operators between ℓ_p(ℕ) and ℓ_q(ℕ) with 0

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• Best m-term trigonometric approximation in weighted Wiener spaces and applications

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