Geodesic
Necessary conditions on composition operators acting on Sobolev spaces of fractional order. The critical case 1 ... s ... n/p.
Forum mathematicum, Tome 9 (1997) no. 2, pp. 267-302.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : composition operator, space of Triebel-Lizorkin type, space of Besov type 
@article{FORUM_1997__9_2_141803,
     author = {Winfried Sickel},
     title = {Necessary conditions on composition operators acting on {Sobolev} spaces of fractional order. {The} critical case 1 ... s ... n/p.},
     journal = {Forum mathematicum},
     pages = {267--302},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {1997},
     zbl = {0898.46032},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1997__9_2_141803/}
}
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Winfried Sickel. Necessary conditions on composition operators acting on Sobolev spaces of fractional order. The critical case 1 ... s ... n/p.. Forum mathematicum, Tome 9 (1997) no. 2, pp. 267-302. http://geodesic.mathdoc.fr/item/FORUM_1997__9_2_141803/