scientific article; zbMATH DE number 3353943

zbMath0223.41018MaRDI QIDQ5628646

I. I. Ibragimov, M.-B. A. Babaev

Publication date: 1971

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Multidimensional problems (41A63)

Related Items (1)

On obtaining close estimates in the approximation of functions of many variables by sums of functions of a fewer number of variables

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