On the uniform norm of an arbitrary coefficient functional over finite dimensional subspaces of C(D)
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Publication:1836112
DOI10.1007/BF01162599zbMath0504.41018OpenAlexW2073733303MaRDI QIDQ1836112
Publication date: 1983
Published in: Mathematische Zeitschrift (Search for Journal in Brave)
Full work available at URL: https://eudml.org/doc/173267
Best approximation, Chebyshev systems (41A50) Multidimensional problems (41A63) Approximation by arbitrary linear expressions (41A45)
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