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Über die Konvergenz der minimalen Elemente in einigen Skalen strenger Normen im Raum der rechteckigen Matrizen. (Russian) Zbl 0295.41016

MSC:

41A65 Abstract approximation theory (approximation in normed linear spaces and other abstract spaces)
41A50 Best approximation, Chebyshev systems
15A60 Norms of matrices, numerical range, applications of functional analysis to matrix theory
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