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国家自然科学基金(11071090)

作品数:5 被引量:0H指数:0
相关作者:朱志勇王怡更多>>
相关机构:中南财经政法大学西北农林科技大学更多>>
发文基金:国家自然科学基金广东省自然科学基金宁波市自然科学基金更多>>
相关领域:理学更多>>

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5 条 记 录,以下是 1-5
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Lipschitz equivalence of self-similar sets with triangular pattern
2011年
In this paper, we discuss the Lipschitz equivalence of self-similar sets with triangular pattern. This is a generalization of {1, 3, 5}-{1, 4, 5} problem proposed by David and Semmes. It is proved that if two such self-similar sets are totally disconnected, then they are Lipschitz equivalent if and only if they have the same Hausdorff dimension.
ZHU ZhiYongXIONG YingXI LiFeng
关键词:LIPSCHITZ自相似集等价HAUSDORFF
R^d上一个随机剪切集的Hausdorff维数
2012年
通过把随机集上的随机测度定义为与分形结构相关联的随机测度序列的极限,使用鞅方法讨论了Rd上一个随机剪切集的Hausdorff维数,获得直线上一个随机剪切集的Hausdorff维数结果在高维空间上的一个推广.
朱志勇
关键词:分形HAUSDORFF维数
The Hausdorf dimension of certain sets in a class of α-Lroth expansions
2014年
In this paper,we consider sets of points with some restricts on the digits of theirα-Lroth expansions.More precisely,for any countable partitionα={An,n∈N}of the unit interval I,we completely determine the Hausdorf dimensions of the sets F(α,φ)=x=[l1(x),l2(x),...]α∈I:ln(x)φ(n),n 1,whereφis an arbitrary positive function defined on N satisfyingφ(n)→∞as n→∞.
CHEN HaiBoWEN ZhiXiong
关键词:HAUSDORFF维数点集
Dimension of Slices Through Fractals with Initial Cubic Pattern
2017年
In this paper, the Hausdorff dimension of the intersection of self-similar fractals in Euclidean space R^n generated from an initial cube pattern with an(n-m)-dimensional hyperplane V in a fixed direction is discussed. The authors give a sufficient condition which ensures that the Hausdorff dimensions of the slices of the fractal sets generated by "multirules" take the value in Marstrand's theorem, i.e., the dimension of the self-similar sets minus one. For the self-similar fractals generated with initial cube pattern, this sufficient condition also ensures that the projection measure μVis absolutely continuous with respect to the Lebesgue measure L^m. When μV《 L^m, the connection of the local dimension ofμVand the box dimension of slices is given.
Lifeng XIWen WUYing XIONG
关键词:HAUSDORFF维数自相似分形勒贝格测度
关于自相似测度绝对连续的测度的点密度测度
2011年
本文研究了一类关于自相似测度绝对连续的概率测度的点密度测度的问题.利用迭代函数系,量子系数和H(o|¨)lder不等式,在自相似集满足强分离条件下,获得了此点密度测度,推广了自相似测度为Lebesgue测度的结果.
王怡
关键词:自相似测度
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