Results 11 to 20 of about 518,180 (174)

Editorial Comment on the Special Issue of “Information in Dynamical Systems and Complex Systems”

open access: yesEntropy, 2014
This special issue collects contributions from the participants of the “Information in Dynamical Systems and Complex Systems” workshop, which cover a wide range of important problems and new approaches that lie in the intersection of information theory ...
Erik M. Bollt, Jie Sun
doaj   +4 more sources

Topological field theory of dynamical systems [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 2012
Here, it is shown that the path-integral representation of any stochastic or deterministic continuous-time dynamical model is a cohomological or Witten-type topological field theory, i.e., a model with global topological supersymmetry (Q-symmetry). As many other supersymmetries, Q-symmetry must be perturbatively stable due to what is generically known ...
Ovchinnikov, Igor V.
openaire   +7 more sources

Dark Type Dynamical Systems: The Integrability Algorithm and Applications

open access: yesAlgorithms, 2022
Based on a devised gradient-holonomic integrability testing algorithm, we analyze a class of dark type nonlinear dynamical systems on spatially one-dimensional functional manifolds possessing hidden symmetry properties and allowing their linearization on
Yarema A. Prykarpatsky   +3 more
doaj   +1 more source

Time-averaging axion-like interacting scalar fields models

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
In this paper, we study a cosmological model inspired in the axionic matter with two canonical scalar fields $$\phi _1$$ ϕ 1 and $$\phi _2$$ ϕ 2 interacting through a term added to its potential. Introducing novel dynamical variables, and a dimensionless
Saikat Chakraborty   +3 more
doaj   +1 more source

On the birth of limit cycles for non-smooth dynamical systems [PDF]

open access: yes, 2014
The main objective of this work is to develop, via Brower degree theory and regularization theory, a variation of the classical averaging method for detecting limit cycles of certain piecewise continuous dynamical systems.
Andronov   +31 more
core   +3 more sources

Spectral Theory of Dynamical Systems

open access: yes, 2020
This is a survey on spectral theory of dynamical systems.
Mariusz Lemańczyk, Adam Kanigowski
openaire   +3 more sources

Stack- and Queue-like Dynamics in Recurrent Neural Networks [PDF]

open access: yes, 2005
What dynamics do simple recurrent networks (SRNs) develop to represent stack-like and queue-like memories? SRNs have been widely used as models in cognitive science.
Bennell, Julia A., Song, Xiang
core   +2 more sources

Double field theory at SL(2) angles

open access: yesJournal of High Energy Physics, 2017
An extended field theory is presented that captures the full SL(2) × O(6, 6 + n) duality group of four-dimensional half-maximal supergravities. The theory has section constraints whose two inequivalent solutions correspond to minimal D = 10 supergravity ...
Franz Ciceri   +4 more
doaj   +1 more source

Theory of the Loschmidt echo and dynamical quantum phase transitions in disordered Fermi systems

open access: yesPhysical Review Research, 2023
In this work we develop the theory of the Loschmidt echo and dynamical phase transitions in noninteracting strongly disordered Fermi systems after a quench.
Tuomas I. Vanhala, Teemu Ojanen
doaj   +1 more source

Kinetic Theory of Dynamical Systems [PDF]

open access: yes, 2000
35 pages, 10 figures (eps) + 1 LaTeX figure. Part of the proceedings of the 1998 NATO-ASI "Dynamics: Models and Kinetic Methods for Non-equilibrium Many-Body Systems." (see http://www.phys.uu.nl/~zon/leiden.html)
Zon, R. van   +2 more
openaire   +4 more sources

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