Codimension-one minimal projections onto Haar subspaces

DOI10.1016/J.JAT.2004.03.002zbMath1063.47011OpenAlexW2010158022MaRDI QIDQ596826

Grzegorz Lewicki, Michael Prophet

Publication date: 10 August 2004

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jat.2004.03.002

zbMATH Keywords

minimal projectionHaar subspaceinterpolating projection

Mathematics Subject Classification ID

Linear operator approximation theory (47A58) Interpolation in approximation theory (41A05)

Related Items (8)

Minimal Versus Orthogonal Projections onto Hyperplanes in $$\ell _1^{n}$$ ℓ 1 n and $$\ell _{\infty }^{n}$$ ℓ ∞ n ⋮ Approximate orthogonality in normed spaces and its applications. II ⋮ Vertices of the unit ball of subspaces in \(\mathcal{L}(H)\) and strong unicity of best approximation in \(\mathcal{L}(l_2^2)\) ⋮ Codimension-one minimal extensions onto Haar subspaces ⋮ Computation of Minimal Projections and Extensions ⋮ The unique minimality of an averaging projection ⋮ Extensions of linear operators from hyperplanes and strong uniqueness of best approximation in \(\mathcal{L}(X, W)\) ⋮ On the non-uniqueness of minimal projection in \(L_p\) spaces

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