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In this paper we study the Hutchinson-Barnsley theory of fractals in the setting of multimetric spaces (which are sets endowed with point separating families of pseudometrics) and in the setting of topological spaces. We find natural…

一般拓扑 · 数学 2016-02-19 Taras Banakh , Wieslaw Kubis , Natalia Novosad , Magdalena Nowak , Filip Strobin

We study fractal measures on Euclidean space through the dynamics of "zooming in" on typical points. The resulting family of measures (the "scenery"), can be interpreted as an orbit in an appropriate dynamical system which often…

动力系统 · 数学 2013-07-31 Michael Hochman

Fractals such as the Cantor set can be equipped with intrinsic arithmetic operations (addition, subtraction, multiplication, division) that map the fractal into itself. The arithmetics allows one to define calculus and algebra intrinsic to…

广义相对论与量子宇宙学 · 物理学 2016-01-20 Diederik Aerts , Marek Czachor , Maciej Kuna

One of the important consequences of the Banach Fixed Point Theorem is Hutchinson's theorem which states the existence and uniqueness of fractals in complete metric spaces. The aim of this paper is to extend this theorem for semimetric…

动力系统 · 数学 2021-12-01 Mátyás Kocsis , Zsolt Páles

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

In this brief survey we give an introduction to some aspects of "atoms" on metric spaces and their connection with linear operators.

经典分析与常微分方程 · 数学 2007-05-23 Stephen Semmes

We establish a correspondence between Pavlovian conditioning processes and fractals. The association strength at a training trial corresponds to a point in a disconnected set at a given iteration level. In this way, one can represent a…

定量方法 · 定量生物学 2018-04-24 Gianluca Calcagni

This work is an analytical and numerical study of the composition of several fractals into one and of the relation between the composite dimension and the dimensions of the component fractals. In the case of composition of standard IFS with…

度量几何 · 数学 2020-10-20 Yann Lanoiselee , Laurent Nivanen , Aziz El Kaabouchi , Qiuping A. Wang

Fractons are anyons classified into equivalence classes and they obey a specific fractal statistics. The equivalence classes are labeled by a fractal parameter or Hausdorff dimension $h$. We consider this approach in the context of the…

高能物理 - 理论 · 物理学 2008-11-26 Wellington da Cruz

In this paper, we present an effective method to characterize completely when a disconnected fractal square has only finitely many connected components. Our method is to establish some graph structures on fractal squares to reveal the…

一般拓扑 · 数学 2021-05-05 Jian-Ci Xiao

We show that the class of Lipschitz-free spaces over closed subsets of any complete metric space $M$ is closed under arbitrary intersections, improving upon the previously known finite-diameter case. This allows us to formulate a general…

泛函分析 · 数学 2022-03-16 Ramón J. Aliaga , Eva Pernecká , Colin Petitjean , Antonín Procházka

Fractal percolation exhibits a dramatic topological phase transition, changing abruptly from a dust-like set to a system spanning cluster. The transition points are unknown and difficult to estimate. In many classical percolation models the…

概率论 · 数学 2026-01-14 Michael A. Klatt , Steffen Winter

Fractals define a new and interesting realm for a discussion of basic phenomena in quantum field theory and statistical mechanics. This interest results from specific properties of fractals, e.g., their dilatation symmetry and the…

统计力学 · 物理学 2012-10-26 Eric Akkermans

We define a class of random measures, spatially independent martingales, which we view as a natural generalisation of the canonical random discrete set, and which includes as special cases many variants of fractal percolation and Poissonian…

经典分析与常微分方程 · 数学 2015-02-27 Pablo Shmerkin , Ville Suomala

In this article, we focus on the construction of multivariate fractal functions in Lebesgue spaces along with some properties of associated fractal operator. First, we give a detailed construction of the fractal functions belonging to…

泛函分析 · 数学 2025-04-09 Kiran Rani , Rattan Lal

The development of algorithmic fractal dimensions in this century has had many fruitful interactions with geometric measure theory, especially fractal geometry in Euclidean spaces. We survey these developments, with emphasis on connections…

计算复杂性 · 计算机科学 2020-07-29 Jack H. Lutz , Elvira Mayordomo

The main goal of this paper has a double purpose. On the one hand, we propose a new definition in order to compute the fractal dimension of a subset respect to any fractal structure, which completes the theory of classical box-counting…

混沌动力学 · 物理学 2010-07-23 M. Fernández-Martínez , M. A Sánchez-Granero

The aim of this paper is to construct a fractal with the help of a finite family of generalized F-contraction mappings, a class of mappings more general than contraction mappings, defined in the setup of b-metric space. Consequently, we…

综合数学 · 数学 2016-06-17 Talat Nazir , Sergei Silvestrov , Xiaomin Qi

As objects of study in functional analysis, Hilbert spaces stand out as special objects of study as do nuclear spaces in view of a rich geometrical structure they possess as Banach and Frechet spaces, respectively. On the other hand, there…

泛函分析 · 数学 2013-10-29 M A Sofi

This is a write-up of a talk given at the CATMI meeting in Bergen in July 2023, and is an introduction to a category-theoretic perspective on metric spaces. A metric space is a set of points such that between each pair of points there is a…

范畴论 · 数学 2025-01-03 Simon Willerton