PROJECTION-NET WIDTHS AND LATTICE PACKINGS

DOI10.1070/SM1993v074n01ABEH003346zbMath0774.41038OpenAlexW2072229366MaRDI QIDQ3135788

N. A. Strelkov

Publication date: 12 September 1993

Published in: Mathematics of the USSR-Sbornik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/sm1993v074n01abeh003346

zbMATH Keywords

finite element methodoptimal subspacesoptimal latticesKolomogorov diametersprojection- grid

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

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