The extreme value of local dimension of convolution of the cantor measure

Let $\mu$ be the $m-$fold convolution of the standard Cantor measure and $\underline{\alpha}_m$ be the lower extreme value of the local dimension of the measure $\mu$. The values of $\underline{\alpha}_m$ for $m=2,3,4$ were showed in [4] and [5]. In this paper, we show that $$\underline{\alpha}_5=|\...

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Bibliographic Details
Main Authors: Vu, Thi Hong Thanh, Nguyen, Quang Quynh, Le, Xuan Son
Format: Article
Language:English
Published: H. : ĐHQGHN 2017
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Online Access:http://repository.vnu.edu.vn/handle/VNU_123/56813
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Institution: Vietnam National University, Hanoi
Language: English
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Summary:Let $\mu$ be the $m-$fold convolution of the standard Cantor measure and $\underline{\alpha}_m$ be the lower extreme value of the local dimension of the measure $\mu$. The values of $\underline{\alpha}_m$ for $m=2,3,4$ were showed in [4] and [5]. In this paper, we show that $$\underline{\alpha}_5=|\frac{\log \big[\frac{2}{3.2^5}\big(\sqrt{145}\cos(\frac{\arccos\frac{427}{59\sqrt{145}}}{3})+5\big)\big]}{\log 3}|\approx 0.972638.$$ This values was estimated by P. Shmerkin in [5], but it has not been proved.