Symmetrization and sharp Sobolev inequalities in metric spaces

  • Mario Milman
  • Jan Kališ
Palabras clave: Sobolev, embedding, metric, vector fields, symmetrization 2000 Mathematics Sub ject Classification, Primary, 46E30, 26D10

Resumen

We derive sharp Sob olev inequalities for Sob olev spaces on metric spaces. In particular, we obtain new sharp Sob olev emb eddings and Fab er-Krahn estimates for H¨rmander vector fields. o
Publicado
2009-07-27
Sección
Artículos