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This work examines a relativistic model for the observed inhomogeneities of the large scale structure where the hypothesis that this structure can be described as being a self-similar fractal system is advanced. The concept of hierarchical…

天体物理学 · 物理学 2011-02-11 Marcelo B. Ribeiro

By viewing the covers of a fractal as a statistical mechanical system, the exact capacity of a multifractal is computed. The procedure can be extended to any multifractal described by a scaling function to show why the capacity and…

chao-dyn · 物理学 2009-10-22 Ronnie Mainieri

In the paper, we define a class of new fractals named ``non-autonomous attractors", which are the generalization of classic Moran sets and attractors of iterated function systems. Simply to say, we replace the similarity mappings by…

经典分析与常微分方程 · 数学 2024-02-06 Yifei Gu , Jun Jie Miao

Multifractal scaling (MFS) refers to structures that can be described as a collection of interwoven fractal subsets which exhibit power-law spatial scaling behavior with a range of scaling exponents (concentration, or singularity,…

天体物理学 · 物理学 2009-10-30 David W. Chappell , John Scalo

In this article, we present a novel box-covering algorithm for analyzing the fractal properties of complex networks. Unlike traditional algorithms that impose a predetermined box size, our approach assigns nodes to boxes identified by their…

无序系统与神经网络 · 物理学 2025-09-23 Michal Lepek , Kordian Makulski , Agata Fronczak , Piotr Fronczak

We develop a new definition of fractals which can be considered as an abstraction of the fractals determined through self-similarity. The definition is formulated through imposing conditions which are governed the relation between the…

度量几何 · 数学 2019-08-13 Marat Akhmet , Ejaily Milad Alejaily

We consider the fractal characteristic of the quantum mechanical paths and we obtain for any universal class of fractons labeled by the Hausdorff dimension defined within the interval 1$ $$ < $$ $$h$$ $$ <$$ $$ 2$, a fractal distribution…

统计力学 · 物理学 2007-05-23 Wellington da Cruz

Cohesive particles form agglomerates that are usually very porous. Their geometry, particularly their fractal dimension, depends on the agglomeration process (diffusion-limited or ballistic growth by adding single particles or…

软凝聚态物质 · 物理学 2023-12-07 Dietrich E. Wolf , Thorsten Pöschel

This paper presents a comprehensive introduction to the Hausdorff measure, a fundamental tool in fractal geometry and geometric measure theory. We begin by defining the Hausdorff outer measure on subsets of metric spaces, followed by a…

This work outlines a diffuse interface method for the study of fracture and fragmentation in ductile metals at high strain-rates in Eulerian finite volume simulations. The work is based on an existing diffuse interface method capable of…

计算物理 · 物理学 2022-10-11 Tim Wallis , Philip T. Barton , Nikolaos Nikiforakis

We consider the concept of fractons, i.e. particles or quasiparticles which obey specific fractal distribution function and for each universal class h of particles we obtain a fractal-deformed Heisenberg algebra. This one takes into account…

高能物理 - 理论 · 物理学 2007-05-23 Wellington da Cruz

We study dimensional properties of visible parts of fractal percolation in the plane. Provided that the dimension of the fractal percolation is at least 1, we show that, conditioned on non-extinction, almost surely all visible parts from…

经典分析与常微分方程 · 数学 2013-03-25 I. Arhosalo , E. Järvenpää , M. Järvenpää , M. Rams , P. Shmerkin

Cohomology fractals are images naturally associated to cohomology classes in hyperbolic three-manifolds. We generate these images for cusped, incomplete, and closed hyperbolic three-manifolds in real-time by ray-tracing to a fixed visual…

几何拓扑 · 数学 2025-01-24 David Bachman , Matthias Goerner , Saul Schleimer , Henry Segerman

We consider a mass-conservative fragmentation of the unit interval. The main purpose of this work is to specify the Hausdorff dimension of the set of locations having exactly an exponential decay. The study relies on an additive martingale…

概率论 · 数学 2008-07-03 Nathalie Krell

We introduce a duality for Affine Iterated Function Systems (AIFS) which is naturally motivated by group duality in the context of traditional harmonic analysis. Our affine systems yield fractals defined by iteration of contractive affine…

经典分析与常微分方程 · 数学 2007-10-25 Dorin Ervin Dutkay , Palle E. T. Jorgensen

This document offers a concise introduction to the mathematical theory and practical application of the Hausdorff Measure and Dimension. The primary objective is to clarify and rigorously detail the two most common methods used for…

历史与综述 · 数学 2025-11-20 Umberto Michelucci

The fractal or Hausdorff dimension is a measure of roughness (or smoothness) for time series and spatial data. The graph of a smooth, differentiable surface indexed in $\mathbb{R}^d$ has topological and fractal dimension $d$. If the surface…

统计方法学 · 统计学 2015-03-17 Tilmann Gneiting , Hana Ševčíková , Donald B. Percival

This article gives a comprehensive description of the fractal geometry of conformally-invariant (CI) scaling curves, in the plane or half-plane. It focuses on deriving critical exponents associated with interacting random paths, by…

数学物理 · 物理学 2007-05-23 Bertrand Duplantier

Fractal geometry deals mainly with irregularity and captures the complexity of a structure or phenomenon. In this article, we focus on the approximation of set-valued functions using modern machinery on the subject of fractal geometry. We…

泛函分析 · 数学 2025-09-23 Parneet Kaur , Rattan Lal , Ankit Kumar , Saurabh Verma

Fractals represent one of the fundamental manifestations of complexity, and fractal networks serve as tools for characterizing and investigating the fractal structures and properties of large-scale systems. Higher-order networks have…

组合数学 · 数学 2026-05-01 Lin Qi , Jiaxin Zhang