Doktor, P. On the density of smooth functions in certain subspaces of Sobolev space. (English) Zbl 0268.46036 Commentat. Math. Univ. Carol. 14, 609-622 (1973). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 18 Documents MSC: 46E35 Sobolev spaces and other spaces of “smooth” functions, embedding theorems, trace theorems PDF BibTeX XML Cite \textit{P. Doktor}, Commentat. Math. Univ. Carol. 14, 609--622 (1973; Zbl 0268.46036) Full Text: EuDML OpenURL