Continuity envelopes of spaces of generalised smoothness: a limiting case; embeddings and approximation numbers

DOI10.1155/2005/165785zbMath1079.46019OpenAlexW1965906684MaRDI QIDQ1769935

António M. Caetano, Haroske, Dorothee D.

Publication date: 4 April 2005

Published in: Journal of Function Spaces and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1155/2005/165785

zbMATH Keywords

approximation numberssharp embeddingscontinuity envelopesfunction spaces of generalized smoothness

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Riesz operators; eigenvalue distributions; approximation numbers, (s)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators (47B06) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

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