Results 21 to 30 of about 422,054 (167)

Percolation transition in a topological phase

open access: yesPhysical Review B, 2023
Transition out of a topological phase is typically characterized by discontinuous changes in topological invariants along with bulk gap closings. However, as a clean system is geometrically punctured, it is natural to ask the fate of an underlying topological phase. To understand this physics we introduce and study both short and long-ranged toy models
Saikat Mondal   +2 more
openaire   +2 more sources

Generalized topological transition matrix [PDF]

open access: yesTopological Methods in Nonlinear Analysis, 2016
This article represents a major step in the unification of the theory of algebraic, topological and singular transition matrices by introducing a definition which is a generalization that encompasses all of the previous three. When this more general transition matrix satisfies the additional requirement that it covers flow-defined Conley-index ...
Franzosa, Robert   +2 more
openaire   +3 more sources

Entropy, topological transitivity, and dimensional properties of unique 𝑞-expansions [PDF]

open access: yesTransactions of the American Mathematical Society, 2016
Let M M be a positive integer and q ∈ ( 1 , M + 1 ] . q \in (1,M+1].
Rafael Alcaraz Barrera   +2 more
semanticscholar   +1 more source

Conceptions on topological transitivity in products and symmetric products

open access: yesTurkish Journal of Mathematics, 2020
Having a finite number of topological spaces Xi and functions fi : Xi → Xi , and considering one of the following classes of functions: exact, transitive, strongly transitive, totally transitive, orbit-transitive, strictly orbittransitive, ω-transitive ...
A. Rojas, Franco BarragĂĄn, S. MacĂ­as
semanticscholar   +1 more source

PERCOLATION TRANSITION AND TOPOLOGY

open access: yesImage Analysis & Stereology, 2017
A number of bidimensional random structures with increasing densities are simulated to explore possible links between Euler-Poincaré characteristic (EPC), or connectivity, and percolation threshold. For each structure model, the percolation threshold is compared with a number of typical points (extrema, zero crossings...) of the EPC curve.
Jouannot-Chesney, Patricia   +2 more
openaire   +5 more sources

Topological theory of phase transitions

open access: yesJournal of Physics A: Mathematical and Theoretical, 2022
AbstractThe investigation of the Hamiltonian dynamical counterpart of phase transitions, combined with the Riemannian geometrization of Hamiltonian dynamics, has led to a preliminary formulation of a differential-topological theory of phase transitions.
Gori, M.   +3 more
openaire   +5 more sources

Lifting Dynamical Properties to Hyperspaces

open access: yesApplied General Topology, 2014
For a dynamical system (X,f), the passage of various dynamical properties such as transitivity, total transitivity, weakly mixing, mixing, topological exactness, topological conjugacy, to the hyperspace C(X) of X consisting of nonempty closed connected ...
Dania Masood, Pooja Singh
doaj   +1 more source

Dynamical property of hyperspace on uniform space

open access: yesDemonstratio Mathematica, 2023
First, we introduce the concepts of equicontinuity, expansivity , ergodic shadowing property, and chain transitivity in uniform space. Second, we study the dynamical properties of equicontinuity, expansivity , ergodic shadowing property, and chain ...
Ji Zhanjiang
doaj   +1 more source

Glass transition as a topological phase transition

open access: yesPhysical Review E, 2022
The glass transition is considered as a phase transition in the system of topologically protected excitations in matter structure. The critical behavior of the system is considered both in statics and dynamics cases. It is shown in the simple model describing the topological defects system in the elastic medium with non-zero shear modulus, most of ...
openaire   +3 more sources

Semigroup Actions on Intuitionistic Fuzzy Metric Spaces

open access: yesAdvances in Fuzzy Systems, 2009
This paper investigates the dynamical systems in the context of topological semigroup actions on intuitionistic fuzzy metric spaces. We give some concepts such as topological transitivity, point transitivity, and densely point transitivity for such ...
Yaoyao Lan, Qingguo Li
doaj   +1 more source

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