scientific article; zbMATH DE number 219922
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Publication:4695809
zbMath0781.41014MaRDI QIDQ4695809
Publication date: 29 June 1993
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)
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