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粗糙核超奇异积分算子的加权有界性
引用本文:曹尔丹,黄文礼,陶祥兴.粗糙核超奇异积分算子的加权有界性[J].宁波大学学报(理工版),2010,23(3):70-73.
作者姓名:曹尔丹  黄文礼  陶祥兴
作者单位:1. 宁波大学理学院,浙江,宁波,315211
2. 浙江大学数学系,浙江,杭州,310027
摘    要:讨论了如下定义的带粗糙核的超奇异积分算子: TΩ,α,hf(x)=p.v.∫R^nh(|y|)(Ω(y′))/(|y|^n+a)f(x-y)dy 的(Lα^p(ω),L^p(ω))有界性,推广了已有的结果.这里0≤α〈1,1〈p〈∞,Ω为H^q(S^n-1)中的函数,q=(n-1)/(n-1+α),且h(|y|)∈△γ(R+)={supR〉0 R-1∫0^R (|h(t)|^γdt) },γ〉1,ω是某类径向权.

关 键 词:超奇异积分算子  粗糙核  Ap权

Weighted Estimates for Strongly Singular Integral Operators with Rough Kernels
CAO Er-dan,HUANG Wen-li,TAO Xiang-xing.Weighted Estimates for Strongly Singular Integral Operators with Rough Kernels[J].Journal of Ningbo University(Natural Science and Engineering Edition),2010,23(3):70-73.
Authors:CAO Er-dan  HUANG Wen-li  TAO Xiang-xing
Institution:1.Faculty of Science,Ningbo University,Ningbo 315211,China; 2.Department of Mathematics,Zhejiang University,Hangzhou 310027,China)
Abstract:By using Fourier estimates and Littlewood-paley theory,it is proved that the strongly singular integral operators defined as
TΩ,α,hf(x)=p.v.∫R^nh(|y|)(Ω(y′))/(|y|^n+a)f(x-y)dy
is(Lα^p (ω),L^p(ω)) bounded,where 0 ≤α1,1p∞,Ω∈H^q (S^n-1),q =(n-1)/(n-1+α),and h(|y|)∈△γ(R+)={supR〉0 R-1∫0^R (|h(t)|^γdt) },γ〉1,ω is a class of radial weights.
Keywords:strongly singular integral operators  rough kernels  Ap weights
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