The Riesz Potential Operator in Optimal Couples of Rearrangement Invariant Spaces
Claudia Capone
Consiglio Nazionale delle Ricerche, Napoli, ItalyAlberto Fiorenza
Università degli Studi di Napoli Federico II, ItalyG. E. Karadzhov
Bulgarian Acedemy of Sciences, Sofia, BulgariaWaqas Nazeer
GC University, Lahore, Pakistan
Abstract
We prove continuity of the Riesz potential operator in optimal couples of rearrangement invariant function spaces defined in with the Lebesgue measure. An application is given to the Hardy–Littlewood maximal operator.
Cite this article
Claudia Capone, Alberto Fiorenza, G. E. Karadzhov, Waqas Nazeer, The Riesz Potential Operator in Optimal Couples of Rearrangement Invariant Spaces. Z. Anal. Anwend. 30 (2011), no. 2, pp. 219–236
DOI 10.4171/ZAA/1432