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Related papers: Local homeomorphisms that *-commute with the shift

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We introduce the concept of a 1-coaligned $k$-graph and prove that the shift maps of a $k$-graph pairwise *-commute if and only if the $k$-graph is 1-coaligned. We then prove that for 2-graphs $\Lambda$ generated from basic data *-commuting…

Operator Algebras · Mathematics 2013-01-01 Ben Maloney , Paulette N. Willis

We extend the work of M. Rubin on locally moving groups to clones, showing that a locally moving polymorphism clone has automatic homeomorphicity with respect to the class of all polymorphism clones. We show that if…

Logic · Mathematics 2016-07-27 Robert Barham

In this paper, we introduce the concept of S-expansiveness for local homeomorphisms and demonstrate that a class of extended symbolic dynamics, known as zip shift maps, are S-expansive and possess the shadowing property. Furthermore, we…

Dynamical Systems · Mathematics 2025-10-16 S. Lamei , P. Mehdipour , W. Vargas

In this note we propose an alternative definition for sliding block codes between shift spaces. This definition coincides with the usual definition in the case that the shift space is defined on a finite alphabet, but it encompass a larger…

Dynamical Systems · Mathematics 2018-02-15 Marcelo Sobottka , Daniel Gonçalves

Recently Ott, Tomforde and Willis introduced a notion of one-sided shifts over infinite alphabets and proposed a definition for sliding block codes between such shift spaces. In this work we propose a more general definition for sliding…

Dynamical Systems · Mathematics 2018-02-15 Daniel Gonçalves , Marcelo Sobottka , Charles Starling

We show that if the image of a Legendrian submanifold under a contact homeomorphism (i.e. a homeomorphism that is a $C^0$-limit of contactomorphisms) is smooth then it is Legendrian, assuming only positive local lower bounds on the…

Symplectic Geometry · Mathematics 2023-03-01 Michael Usher

We define a notion of (one-sided) shift spaces over infinite alphabets. Unlike many previous approaches to shift spaces over countable alphabets, our shift spaces are compact Hausdorff spaces. We examine shift morphisms between these shift…

Operator Algebras · Mathematics 2013-07-03 William Ott , Mark Tomforde , Paulette Willis

Recently a generalization of shifts of finite type to the infinite alphabet case was proposed, in connection with the theory of ultragraph C*-algebras. In this work we characterize the class of continuous shift commuting maps between these…

Dynamical Systems · Mathematics 2018-12-17 Daniel Gonçalves , Marcelo Sobottka

We investigate what happens when we try to work with continuing block codes (i.e. left or right continuing factor maps) between shift spaces that may not be shifts of finite type. For example, we demonstrate that continuing block codes on…

Dynamical Systems · Mathematics 2014-10-28 Jisang Yoo

We consider a diffusive Coupled Map Lattice (CML) for which the local map is piece-wise affine and has two stable fixed points. By introducing a spatio-temporal coding, we prove the one-to-one correspondence between the set of global orbits…

patt-sol · Physics 2016-09-08 R. Coutinho , B. Fernandez

A compact space $X$ is said to be minimal if there exists a map $f:X\to X$ such that the forward orbit of any point is dense in $X$. We consider rigid minimal spaces, motivated by recent results of Downarowicz, Snoha, and Tywoniuk [J. Dyn.…

Dynamical Systems · Mathematics 2020-02-13 J. P. Boroński , Jernej Činč , Magdalena Foryś-Krawiec

In this paper, we develop the basic theory of the shadowing property for local homeomorphisms of metric locally compact spaces, with a focus on applications to edge shift spaces connected with C*-algebra theory. For the local homeomorphism…

Dynamical Systems · Mathematics 2023-05-23 Daniel Gonçalves , Bruno Brogni Uggioni

We investigate homeomorphisms of a compact interval, applied randomly. We consider this system as a skew product with the two-sided Bernoulli shift in the base. If on the open interval there is a metric in which almost all maps are…

Dynamical Systems · Mathematics 2012-12-19 Lluís Alsedà , Michał Misiurewicz

We consider a \emph{code} to be a subset of the vertex set of a \emph{Hamming graph}. In this setting a \emph{neighbour} of the code is a vertex which differs in exactly one entry from some codeword. This paper examines codes with the…

Combinatorics · Mathematics 2014-04-08 Neil I. Gillespie , Cheryl E. Praeger

In this paper we provide sufficient conditions in order to show that the set image of a continuous and shift-commuting map defined on a shift space over an arbitrary discrete alphabet is also a shift space; additionally, if such a map is…

Dynamical Systems · Mathematics 2021-06-21 Jorge Campos , Neptalí Romero , Ramón Vivas

Multistable coupled map lattices typically support travelling fronts, separating two adjacent stable phases. We show how the existence of an invariant function describing the front profile, allows a reduction of the infinitely-dimensional…

chao-dyn · Physics 2009-10-31 R. Carretero-González , D. K. Arrowsmith , F. Vivaldi

We show that every $L$-BLD-mapping in a domain of $\mathbb{R}^n$ is a local homeomorphism if $L < \sqrt{2}$ or $K_I(f) < 2$. These bounds are sharp as shown by a winding map.

Metric Geometry · Mathematics 2020-02-13 Aapo Kauranen , Rami Luisto , Ville Tengvall

In this paper we study local stable/unstable sets of sensitive homeomorphisms with the shadowing property defined on compact metric spaces. We prove that local stable/unstable sets always contain a compact and perfect subset of the space.…

Dynamical Systems · Mathematics 2024-10-22 Mayara Antunes , Bernardo Carvalho , Margoth Tacuri

A topological space ${\mathcal X}$ is reversible iff each continuous bijection (condensation) $f: {\mathcal X} \rightarrow {\mathcal X}$ is a homeomorphism; weakly reversible iff whenever ${\mathcal Y}$ is a space and there are…

General Topology · Mathematics 2024-12-11 Miloš S. Kurilić

An area-preserving homeomorphism isotopic to the identity is said to have rational rotation direction if its rotation vector is a real multiple of a rational class. We give a short proof that any area-preserving homeomorphism of a compact…

Dynamical Systems · Mathematics 2025-08-13 Rohil Prasad
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