劉爽
(西北師范大學數(shù)學與信息科學學院,甘肅 蘭州 730070)
截口上的奇異積分高階交換子的加權估計
劉爽
(西北師范大學數(shù)學與信息科學學院,甘肅 蘭州 730070)
研究截口上的奇異積分高階交換子f(x),利用截口F關于核的ki(x,y)估計,在一定假設下得到了的Sharp極大函數(shù)估計和加權弱(1,1)型估計.
關奇異積分;高階交換子;截口;BMOF
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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.
國家自然科學基金(11161042;11071250).
劉爽(1970-),碩士,講師,研究方向:調(diào)和分析.
2010 MSC:42B20,42B25,42B35