An endpoint estimate for the maximal Calderón commutator with rough kernel

Guoen Hu, Xudong Lai, Xiangxing Tao +1

In this paper, the authors consider the endpoint estimates for the maximal Calderón commutator defined by $$T_{Ω,\,a}^*f(x)=\sup_{ε>0}\Big|\int_{|x-y|>ε}\frac{Ω(x-y)}{|x-y|^{d+1}}…