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Schatten classes and commutator in the two weight setting, I. Hilbert transform

2022/02/24 by Lacey, Michael, Li, Ji, Wick, Brett D.
#Classical Analysis and ODEs (math.CA) #FOS: Mathematics #Functional Analysis (math.FA)

paper · doi:10.48550/arxiv.2202.11854

Abstract

We characterize the Hilbert--Schmidt class membership of commutator with the Hilbert transform in the two weight setting. The characterization depends upon the symbol of the commutator being in a new weighted Besov space. This follows from a Schatten class Sp result for dyadic paraproducts, where 1< p < ∞ . We discuss the difficulties in extending the dyadic result to the full range of Schatten classes for the Hilbert transform.

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