Weichao Guo, Huoxiong Wu, Dongyong Yang
Published 2017-12-22Version 1
A new characterization of CMO(R^n) is established by the local mean oscillation. Some characterizations of iterated compact commutators on weighted Lebesgue spaces are given, which are new even in the unweighted setting for the first order commutators.
A characterization of compactness for singular integrals
A new characterization of Sobolev spaces on $\mathbb{R}^n$
Characterization of certain sequences of $q$-polynomials
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