截口上的奇异积分高阶交换子的加权估计
2012-07-02刘爽
刘爽
(西北师范大学数学与信息科学学院,甘肃 兰州 730070)
截口上的奇异积分高阶交换子的加权估计
刘爽
(西北师范大学数学与信息科学学院,甘肃 兰州 730070)
研究截口上的奇异积分高阶交换子f(x),利用截口F关于核的ki(x,y)估计,在一定假设下得到了的Sharp极大函数估计和加权弱(1,1)型估计.
关奇异积分;高阶交换子;截口;BMOF
1 引言及主要定理
2 预备知识与记号
3 定理的证明
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Weighted estimated for higher order commutators of singular integral operators associated with the sections
Liu Shuang
(College of Mathematics and Information Science,Northwest Normal University,Lanzhou 730070,China)
The aim of this paper is to study the weighted estimates for the higher order commutators of singular integral operatorsf(x).Under some hypotheses of ki(x,y)associated with the sections F,the sharp maximal functions and the weighted weak-type(1,1)estimates foris obtained.
singular integral operators,higher order commutators,sections,BMOF
O174.2
A
1008-5513(2012)01-0058-09
2012-10-18.
国家自然科学基金(11161042;11071250).
刘爽(1970-),硕士,讲师,研究方向:调和分析.
2010 MSC:42B20,42B25,42B35