We show that the L2(w) operator norm of the composition M∘TΩ, where M is the maximal operator and TΩ is a rough homogeneous singular integral with angular part Ω∈L∞(Sn−1), depends quadratically on [w]A2, and that this dependence is sharp.
Bibliographical noteFunding Information:
The author was supported by ISF grant No. 447/16 and ERC Starting Grant No. 713927.
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