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math.CA2022
Upper endpoint estimates and extrapolation for commutators
Kangwei Li, Sheldy Ombrosi, Israel P. Rivera-Ríos
In this note we revisit the upper endpoint estimates for commutators following the line by Harboure, Segovia and Torrea. Relying upon the suitable BMO subspace suited for the commu…
math.CA2022★ 3 cited
BMO with respect to Banach function spaces
Andrei K. Lerner, Emiel Lorist, Sheldy Ombrosi
For every cube we let be a quasi-Banach function space over such that , and for define \begin{align*} \|f\|_…