scientific article; zbMATH DE number 3533448
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zbMath0342.41012MaRDI QIDQ4110059
Publication date: 1977
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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) Spline approximation (41A15)
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