Displaying similar documents to “On some questions of topology for S1-valued fractional Sobolev spaces.”

The fascinating homotopy structure of Sobolev spaces

Haïm Brezis (2003)

Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni

Similarity:

We discuss recent developments in the study of the homotopy classes for the Sobolev spaces W 1 , p M ; N . In particular, we report on the work of H. Brezis - Y. Li [5] and F.B. Hang - F.H. Lin [9].