Compact embeddings of Besov spaces involving only slowly varying smoothness

Abstract

We characterize compact embeddings of Besov spaces involving the zero classical smoothness and a slowly varying smoothness to Lorentz-Karamata spaces, where Omega is a bounded domain in R^n and b is another slowly varying function.

Keywords

• Compact
• embeddings
• Besov
• spaces
• slowly
• varying
• smoothness