On density of \(C^\infty(\Omega)\) in Orlicz-Sobolev space \(W^k_M(\Omega)\) for every open set \(\Omega\subset R^n\)
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Publication:1234462
zbMath0348.46026MaRDI QIDQ1234462
Publication date: 1977
Published in: Functiones et Approximatio. Commentarii Mathematici (Search for Journal in Brave)
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