Open AccessBest approximation in Chebyshev subspaces of L(l1n,l1n)
Author(s) -
Joanna Kowynia
Publication year - 2009
Publication title -
rocznik akademii górniczo-hutniczej im. stanisława staszica. opuscula mathematica/opuscula mathematica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.481
H-Index - 16
eISSN - 2300-6919
pISSN - 1232-9274
DOI - 10.7494/opmath.2009.29.1.57
Subject(s) - mathematics , linear subspace , chebyshev filter , combinatorics , discrete mathematics , pure mathematics , mathematical analysis
Chebyshev subspaces of \(\mathcal{L}(l_1^n,l_1^n)\) are studied. A construction of a \(k\)-dimensional Chebyshev (not interpolating) subspace is given