Best approximation in finite dimensional subspaces of \({\mathcal L}(W, V)\)
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Publication:1890547
DOI10.1006/jath.1995.1041zbMath0829.41030OpenAlexW2032196938MaRDI QIDQ1890547
Publication date: 18 May 1995
Published in: Journal of Approximation Theory (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1006/jath.1995.1041
Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)
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Orthogonality of compact operators ⋮ Vertices of the unit ball of subspaces in \(\mathcal{L}(H)\) and strong unicity of best approximation in \(\mathcal{L}(l_2^2)\)
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