Abstract
We regard the compact Sobolev embeddings between Besov and Sobolev spaces of radial functions on noncompact symmetric spaces of rank one. The asymptotic formula for the behaviour of approximation numbers of these embeddings is described.
Open Access
Approximation numbers of Sobolev embeddings of radial functions on isotropic manifolds
Academic Editor: Hans Triebel
Received01 Oct 2005
Copyright
Copyright © 2007 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.