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We show that in a typical sub-self-affine set, the Hausdorff and the Minkowski dimensions coincide and equal the zero of an appropriate topological pressure. This gives a partial positive answer to the question of Falconer. We also study…

Dynamical Systems · Mathematics 2017-01-31 Antti Käenmäki , Markku Vilppolainen

Follow-up comment by the author: Theorem 2.2 in this paper is a special case of Theorems 1.1 and 4.1 in the article "Weighted thermodynamic formalism on subshifts and applications", Asian J. Math. 16 (2012), by J. Barral and D. J. Feng. In…

Dynamical Systems · Mathematics 2024-12-17 Nima Alibabaei

Let E be a plane self-affine set defined by affine transformations with linear parts given by matrices with positive entries. We show that if mu is a Bernoulli measure on E with dim_H mu = dim_L mu, where dim_H and dim_L denote Hausdorff…

Dynamical Systems · Mathematics 2015-11-12 Kenneth Falconer , Tom Kempton

We show that if K is a self-similar set in the plane with positive length, then the distance set of K has Hausdorff dimension one.

Dynamical Systems · Mathematics 2012-05-30 Tuomas Orponen

We obtain box-counting estimates for the pinned distance sets of (dense subsets of) planar discrete Ahlfors-regular sets of exponent $s>1$. As a corollary, we improve upon a recent result of Orponen, by showing that if $A$ is…

Classical Analysis and ODEs · Mathematics 2017-05-23 Pablo Shmerkin

Note by the author: Section 9.3 is added from the more general unpublished manuscript ``A Perturbation Method Leading to Full-Dimension Ergodic Measures on Integral Self-Affine Sets'', (2021) by I. Kirat. Original abstract: An integral…

Dynamical Systems · Mathematics 2026-04-07 Ibrahim Kirat

A fundamental problem in the dimension theory of self-affine sets is the construction of high-dimensional measures which yield sharp lower bounds for the Hausdorff dimension of the set. A natural strategy for the construction of such…

Dynamical Systems · Mathematics 2018-05-22 Antti Käenmäki , Ian D. Morris

In this paper we study two random analogues of the box-like self-affine attractors introduced by Fraser, itself an extension of Sierpi\'nski carpets. We determine the almost sure box-counting dimension for the homogeneous random case…

Metric Geometry · Mathematics 2019-12-23 Sascha Troscheit

We study the L^q -dimensions of self-affine measures and the Kaenmaki measure on a class of self-affine sets similar to the class considered by Hueter and Lalley. We give simple, checkable conditions under which the Lq -dimensions are equal…

Dynamical Systems · Mathematics 2019-09-20 Jonathan Fraser , Tom Kempton

In this note we consider the Hausdorff dimension of self-affine sets with random perturbations. We extend previous work in this area by allowing the random perturbation to be distributed according to distributions with unbounded support as…

Dynamical Systems · Mathematics 2014-05-09 Thomas Jordan , Natalia Jurga

We calculate the Assouad dimension of a planar self-affine set $X$ satisfying the strong separation condition and the projection condition and show that $X$ is minimal for the conformal Assouad dimension. Furthermore, we see that such a…

Dynamical Systems · Mathematics 2020-06-23 Balázs Bárány , Antti Käenmäki , Eino Rossi

Let $E, F\subset {\Bbb R}^d$ be two self-similar sets, and suppose that $F$ can be affinely embedded into $E$. Under the assumption that $E$ is dust-like and has a small Hausdorff dimension, we prove the logarithmic commensurability between…

Classical Analysis and ODEs · Mathematics 2016-09-20 De-Jun Feng , Ying Xiong

A breakthrough result of B\'ar\'any, Hochman and Rapaport published in 2019 established that every self-affine measure on $\mathbb{R}^2$ satisfying certain mild non-degeneracy conditions has Hausdorff dimension equal to its Lyapunov…

Dynamical Systems · Mathematics 2023-04-28 Ian D. Morris , Cagri Sert

We investigate the Hausdorff measure and content on a class of quasi self-similar sets that include, for example, graph-directed and sub self-similar and self-conformal sets. We show that any Hausdorff measurable subset of such a set has…

Metric Geometry · Mathematics 2020-03-04 Jasmina Angelevska , Antti Käenmäki , Sascha Troscheit

We study the Assouad and quasi-Assoaud dimensions of dominated rectangular self-affine sets in the plane. In contrast to previous work on the dimension theory of self-affine sets, we assume that the sets satisfy certain separation…

Dynamical Systems · Mathematics 2024-01-23 Jonathan M. Fraser , Alex Rutar

We investigate the box dimensions of inhomogeneous self-similar sets. Firstly, we extend some results of Olsen and Snigireva by computing the upper box dimensions assuming some mild separation conditions. Secondly, we investigate the more…

Metric Geometry · Mathematics 2013-07-26 Jonathan M. Fraser

In this paper, we introduce a new notion called the \emph{box-counting measure} of a metric space. We show that for a doubling metric space, an Ahlfors regular measure is always a box-counting measure; consequently, if $E$ is a self-similar…

Metric Geometry · Mathematics 2022-11-30 Liang-yi Huang , Hui Rao , Zhiying Wen , Yan-li Xu

Let $ K $ be a compact subset of the $d$-torus invariant under an expanding diagonal endomorphism with $ s $ distinct eigenvalues. Suppose the symbolic coding of $K$ satisfies weak specification. When $ s \leq 2 $, we prove that the…

Dynamical Systems · Mathematics 2026-04-15 Zhou Feng

In this paper we prove some lower bounds on the Hausdorff dimension of sets of Furstenberg type. Moreover, we extend these results to sets of generalized Furstenberg type, associated to doubling dimension functions. With some additional…

Classical Analysis and ODEs · Mathematics 2009-11-18 Ursula Molter , Ezequiel Rela

We consider the dimensions of a family of self-affine sets related to the Bedford-McMullen carpets. In particular, we fix a Bedford-McMullen system and then randomise the translation vectors with the stipulation that the column structure is…

Dynamical Systems · Mathematics 2017-03-30 Jonathan Fraser , Pablo Shmerkin