Strong type inequalities and an almost-orthogonality principle for families of maximal operators along directions in R2

被引:14
|
作者
Alfonseca, A [1 ]
机构
[1] Univ Autonoma Madrid, Dept Matemat, E-28049 Madrid, Spain
关键词
D O I
10.1112/S0024610702003915
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
The paper proves an almost-orthogonality principle for maximal operators over arbitrary sets of directions in IR2. Namely, the L-p-bounds for an operator of this type are obtained from the corresponding L-p-bounds of the maximal functions associated to a certain partition of the set of directions, and from the particular structure of this partition. Applications to several types of maximal operators are provided.
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页码:208 / 218
页数:11
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