On projections in \(L_ 1\) and \(L_{\infty}\)

DOI10.1007/BF01890037zbMath0601.41036OpenAlexW3005870245MaRDI QIDQ1081048

Boris Shekhtman

Publication date: 1985

Published in: Constructive Approximation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01890037

zbMATH Keywords

projectionsnested family of n-dimensional subspaces

Mathematics Subject Classification ID

Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Rate of convergence, degree of approximation (41A25) Approximation by operators (in particular, by integral operators) (41A35) Approximation by arbitrary linear expressions (41A45)

Cites Work

• Unnamed Item
• An estimation of the Lebesgue functions of biorthogonal systems with an application to the non-existence of some bases in C and $L^{1}$

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