scientific article; zbMATH DE number 3418102

zbMath0265.46023MaRDI QIDQ5682787

L. B. Sofman

Publication date: 1973

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

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05)

Related Items (3)

On the orders of the best approximations of integrals of functions by integrals of rank \(\sigma\) ⋮ On exact values of \(n\)-widths in a Hilbert space ⋮ Approximation characteristics for diagonal operators in different computational settings

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