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Spatial patterns and processes of cities can be described with various entropy functions. However, spatial entropy always depends on the scale of measurement, and it is difficult to find a characteristic value for it. In contrast, fractal…

Physics and Society · Physics 2018-12-19 Yanguang Chen , Jiejing Wang , Jian Feng

We investigate a quasisymmetrically invariant counterpart of the topological Hausdorff dimension of a metric space. This invariant, called the topological conformal dimension, gives a lower bound on the topological Hausdorff dimension of…

Metric Geometry · Mathematics 2023-06-23 Claudio A. DiMarco

The structure of the large scale distribution of the galaxies have been widely studied since the publication of the first catalogs. Since large redshift samples are available, their analyses seem to show fractal correlations up to the…

Astrophysics · Physics 2007-05-23 Marie-Noelle Celerier , Reuben Thieberger

In this article we extend on work which establishes an analology between one-way quantum computation and thermodynamics to see how the former can be performed on fractal lattices. We find fractals lattices of arbitrary dimension greater…

Quantum Physics · Physics 2010-06-09 Damian Markham , Janet Anders , Michal Hajdušek , Vlatko Vedral

We introduce the notion of dynamical metric order of a continuous map on a compact metric space, study its basic properties, and compute it for several classes of maps. This concept which is a counterpart of the metric mean dimension with…

Dynamical Systems · Mathematics 2026-04-14 Maria Carvalho , Fagner B. Rodrigues

In this note, we provide equivalent definitions for fractal geometric dimensions through dyadic cube constructions. Given a metric space $X$ with finite Assouad dimension, i.e., satisfying the doubling property, we show that the…

Metric Geometry · Mathematics 2025-08-26 Efstathios Konstantinos Chrontsios Garitsis

Fractal dimensions have been used as a quantitative measure for structure of eigenstates of quantum many-body systems, useful for comparison to random matrix theory predictions or to distinguish many-body localized systems from chaotic…

Disordered Systems and Neural Networks · Physics 2025-01-30 Tuomas I. Vanhala , Niklas Järvelin , Teemu Ojanen

Following \cite{Visintin}, we exploit the fractional perimeter of a set to give a definition of fractal dimension for its measure theoretic boundary. We calculate the fractal dimension of sets which can be defined in a recursive way and we…

Analysis of PDEs · Mathematics 2016-03-22 Luca Lombardini

We construct Jordan arcs of prescribed conformal dimension which are minimal for conformal dimension. These curves are used to design fractal rugs, similar to Rickman's rug, that are also minimal for conformal dimension. These fractal rugs…

Metric Geometry · Mathematics 2018-08-14 Claudio A. DiMarco

A profound quantum-gravitational effect of space-time dimension running with respect to the size of space-time region has been discovered a few years ago through the numerical simulations of lattice quantum gravity in the framework of…

General Relativity and Quantum Cosmology · Physics 2010-11-11 Michael Maziashvili

We present some work relating to fractal transformations on masked iterated function systems and demonstrate how well known algorithms for generating fractal transformations can be modifed for these systems. We also demonstrate that these…

Dynamical Systems · Mathematics 2013-09-02 Michael Barnsley , Brendan Harding

The interstellar medium seems to have an underlying fractal structure which can be characterized through its fractal dimension. However, interstellar clouds are observed as projected two-dimensional images, and the projection of a…

Astrophysics · Physics 2007-05-23 Nestor Sanchez , Emilio J. Alfaro , Enrique Perez

Fractal exponents ($d$) for human cranial sutures are calculated using the box counting method. The results were found around $d = 1.5$ (within the range $1.3\div 1.7$), supporting the random walk model for the suture formation process.…

Chaotic Dynamics · Physics 2007-05-23 Andrzej Z. Gorski , Janusz Skrzat

This paper presents the construction of a hidden variable fractal interpolation function using Edelstein contractions in an iterated function system based on a finite collection of data points. The approach incorporates an iterated function…

Dynamical Systems · Mathematics 2026-01-23 Aiswarya T , Srijanani Anurag Prasad

This paper seeks to build on the extensive connections that have arisen between automata theory, combinatorics on words, fractal geometry, and model theory. Results in this paper establish a characterization for the behavior of the fractal…

Logic · Mathematics 2022-05-09 Alexi Block Gorman , Christian Schulz

Electromagnetics and Acoustics on a bounded domain are governed by the Helmholtz's equation; when such a domain is a [pre-]fractal described by means of a `just-touching' Iterated Function System (IFS) spectral decomposition of the…

Spectral Theory · Mathematics 2007-05-23 W. Arrighetti , G. Gerosa

In this work, we aim to advance the development of a fractal theory for sets of integers. The core idea is to utilize the fractal structure of $p$-adic integers, where $p$ is a prime number, and compare this with conventional densities and…

Number Theory · Mathematics 2024-08-07 Davi Lima , Alex Zamudio Espinosa

Intermediate dimensions were recently introduced to interpolate between the Hausdorff and box-counting dimensions of fractals. Firstly, we show that these intermediate dimensions may be defined in terms of capacities with respect to certain…

Classical Analysis and ODEs · Mathematics 2021-05-21 Stuart A. Burrell , Kenneth J. Falconer , Jonathan M. Fraser

We study a wide class of fractal interpolation functions in a single platform by considering the domains of these functions as general attractors. We obtain lower and upper bounds of the box dimension of these functions in a more general…

Dynamical Systems · Mathematics 2024-10-07 R. Pasupathi

We introduce a technique that uses projection properties of fractal percolation to establish dimension conservation results for sections of deterministic self-similar sets. For example, let $K$ be a self-similar subset of $\mathbb{R}^2$…

Probability · Mathematics 2014-09-25 Kenneth Falconer , Xiong Jin
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