Results 31 to 40 of about 529,550 (317)

Slow invariant manifolds as curvature of the flow of dynamical systems [PDF]

open access: yes, 2014
Considering trajectory curves, integral of n-dimensional dynamical systems, within the framework of Differential Geometry as curves in Euclidean n-space, it will be established in this article that the curvature of the flow, i.e.
Chua, Leon   +2 more
core   +1 more source

Dynamical Mean-Field Theory for Markovian Open Quantum Many-Body Systems

open access: yesPhysical Review X, 2021
A number of experimental platforms relevant for quantum simulations, ranging from arrays of superconducting circuits hosting correlated states of light to ultracold atoms in optical lattices in the presence of controlled dissipative processes, are ...
Orazio Scarlatella   +3 more
doaj   +1 more source

On attractors, spectra and bifurcations of random dynamical systems [PDF]

open access: yes, 2015
In this thesis a number of related topics in random dynamical systems theory are studied: local attractors and attractor-repeller pairs, the exponential dichotomy spectrum and bifurcation theory.
Callaway, Mark
core   +1 more source

Controllability of nonlinear fractional Langevin delay systems

open access: yesNonlinear Analysis, 2019
In this paper, we discuss the controllability of fractional Langevin delay dynamical systems represented by the fractional delay differential equations of order 0
Pitchaikkannu Suresh Kumar   +2 more
doaj   +1 more source

Infinite-dimensional projected dynamics and the 1-dimensional obstacle problem

open access: yesJournal of Function Spaces and Applications, 2005
In this paper we present a direct application of the theory of infinite-dimensional projected dynamical systems (PDS) related to the well-known obstacle problem, i.e., the problem of determining the shape of an elastic string stretched over a body ...
Monica-Gabriela Cojocaru
doaj   +1 more source

Modern Koopman Theory for Dynamical Systems

open access: yesSIAM Review, 2022
The field of dynamical systems is being transformed by the mathematical tools and algorithms emerging from modern computing and data science. First-principles derivations and asymptotic reductions are giving way to data-driven approaches that formulate models in operator theoretic or probabilistic frameworks.
Steven L. Brunton   +3 more
openaire   +3 more sources

Explorando sistemas hamiltonianos: estudo analítico

open access: yesRevista Brasileira de Ensino de Física
Um pêndulo duplo submetido a torques externos é usado para introduzir alguns fundamentos da teoria de Sistemas Dinâmicos para os cursos de graduação em Física, logo após o aluno ter cursado a disciplina de mecânica analítica.
G.A. Monerat   +4 more
doaj   +1 more source

On discrete-time models of network worm propagation generated by quadratic operators

open access: yesMathematical Modelling and Analysis, 2023
In this paper we consider the discrete-time dynamical systems generated by network worm propagation models based on the theory of quadratic stochastic operators(QSO).
Fatima Adilova   +2 more
doaj   +1 more source

M-Theory as a Dynamical System Generator [PDF]

open access: yes, 2021
We review our recent work on ellipsoidal M2-brane solutions in the large-N limit of the BMN matrix model. These bosonic finite-energy membranes live inside SO(3)xSO(6) symmetric plane-wave spacetimes and correspond to local extrema of the energy functional. They are static in SO(3) and stationary in SO(6). Chaos appears at the level of radial stability
Axenides, Minos   +3 more
openaire   +2 more sources

Economic Circuit Theory: Electrical Network Theory for Dynamical Economic Systems

open access: yesIEEE Access
In this paper, we develop what we refer to as economic circuit theory. Our purpose is to exploit the proven effectiveness of electrical circuit theory for the design, modeling, and analysis of complex electrical networks to economic systems; in ...
Coen Hutters, Max B. Mendel
doaj   +1 more source

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