Optimal embeddings for fractional Orlicz-Sobolev spaces into (generalized) Campanato spaces on the Euclidean space are exhibited. Embeddings into vanishing Campanato spaces are also characterized. Sharp embeddings into BMO(R-n) and VMO(R-n) are derived as special instances. Dissimilarities to corresponding embeddings for classical fractional Sobolev spaces are pointed out.

Fractional Orlicz–Sobolev embeddings into Campanato type spaces

Alberico A.;
2026

Abstract

Optimal embeddings for fractional Orlicz-Sobolev spaces into (generalized) Campanato spaces on the Euclidean space are exhibited. Embeddings into vanishing Campanato spaces are also characterized. Sharp embeddings into BMO(R-n) and VMO(R-n) are derived as special instances. Dissimilarities to corresponding embeddings for classical fractional Sobolev spaces are pointed out.
2026
Istituto per le applicazioni del calcolo - IAC - Sede Secondaria Napoli
Fractional Orlicz-Sobolev spaces
Sobolev embeddings
Campanato spaces
Rearrangement-invariant spaces
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/564841
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