Subradial functions and compact embeddings

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• 作者：Winfried Sickel ; Leszek Skrzypczak
• 刊名：Proceedings of the Steklov Institute of Mathematics
• 出版年：2014
• 出版时间：May 2014
• 年：2014
• 卷：284
• 期：1
• 页码：216-234
• 全文大小：1,336 KB
• 参考文献：1. Adams, R A (1975) Sobolev Spaces. Academic Press, New York
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• 刊物类别：Mathematics and Statistics
• 刊物主题：Mathematics
  Mathematics
  Russian Library of Science
  
• 出版者：MAIK Nauka/Interperiodica distributed exclusively by Springer Science+Business Media LLC.
• ISSN：1531-8605

文摘

We investigate the compactness of embeddings of certain subsets of Nikol’skii-Besov spaces (defined on ?sup class="a-plus-plus"> d ), consisting of essentially subradial functions, into Lebesgue spaces. Particular decay properties of radial functions are our main tool here.