Weighted maximal inequality for differentially subordinate martingales

被引:2
|
作者
Osekowski, Adam [1 ]
机构
[1] Univ Warsaw, Fac Math Informat & Mech, PL-00325 Warsaw, Poland
关键词
martingale; weight; maximal inequality; differential subordination; STOCHASTIC INTEGRALS; SHARP INEQUALITIES; RIESZ TRANSFORMS; AHLFORS;
D O I
10.1214/16-ECP4586
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
We establish a weighted maximal L-1- inequality for differentially subordinate martingales taking values in R-nu, nu >= 1, under the assumption that the weight satisfies Muckenhoupt's condition A(1). An optimal dependence of the constant on the A(1) characteristics is identified.
引用
收藏
页数:10
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