Full paper in PDF:
$%D. E. Edmunds, W. D. Evans, and G. E. Karadzhov, Sharp estimates of the embedding constants for Besov spaces, Rev. Mat. Complut. 19 (2006), no. 1, 161182.%$

Sharp Estimates of the Embedding Constants for Besov Spaces
David E. EDMUNDS, W. Desmond EVANS,
and Georgi E. KARADZHOV
School of Mathematics
Cardiff University
Senghennydd Road
Cardiff CF24 4YH UK
Institute of Mathematics and Informatics
Bulgarian Academy of Science
1113 Sofia Bulgaria

Received: June 6, 2005
Accepted: October 25, 2005
ABSTRACT

Sharp estimates are obtained for the rates of blow up of the norms of embeddings of Besov spaces in Lorentz spaces as the parameters approach critical values.

Key words: Besov spaces, Lorentz spaces, embedding norms, rates of blow-up.
2000 Mathematics Subject Classification:
46E30, 46E35.