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Weak type bounds for rough maximal singular integrals near L1

2021/10/02 by Bhojak, Ankit, Mohanty, Parasar
#42B20 #42B25 #Classical Analysis and ODEs (math.CA) #FOS: Mathematics

paper · doi:10.48550/arxiv.2110.00832

Abstract

In this paper it is shown that for Ω∈ Llog L(\mathbbSd-1), the rough maximal singular integral operator TΩ^* is of weak type Lloglog L(ℝd). Furthermore, for w∈ A1 and Ω∈ L^∞(\mathbbSd-1), it is shown that TΩ^* is of weak type Lloglog L(w) with weight dependence [w]A1[w]_Alog([w]_A+1), which is same as the best known constant for the singular integral TΩ.

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