Results 31 to 40 of about 36,359 (205)

Escort Evolutionary Game Theory

open access: yes, 2012
A family of replicator-like dynamics, called the escort replicator equation, is constructed using information-geometric concepts and generalized information entropies and diverenges from statistical thermodynamics.
Abe   +32 more
core   +1 more source

Dynamical analysis and exact solitary wave solutions of a (3 + 1)-dimensional Davey–Stewartson system with parabolic law nonlinearity [PDF]

open access: yesAIP Advances
This paper presents a comprehensive dynamical systems analysis of a generalized (3 + 1)-dimensional Davey–Stewartson equation with parabolic law nonlinearity.
S. Akther, M. G. Hafez, T. A. Min
doaj   +1 more source

The Jungle Universe [PDF]

open access: yes, 2014
In this paper, we exploit the fact that the dynamics of homogeneous and isotropic Friedmann-Lemaitre universes is a special case of generalized Lotka-Volterra system where the competitive species are the barotropic fluids filling the Universe.
Carletti, Timoteo   +4 more
core   +5 more sources

Global Existence and Uniform Energy Decay Rates for the Semilinear Parabolic Equation with a Memory Term and Mixed Boundary Condition

open access: yesAbstract and Applied Analysis, 2013
This work is concerned with a mixed boundary value problem for the semilinear parabolic equation with a memory term and generalized Lewis functions which depends on both spacial variable and time.
Zhong Bo Fang, Liru Qiu
doaj   +1 more source

STABILITY OF NONLINEAR DYNAMICAL SYSTEM MOTION UNDER CONSTANTLY ACTING PERTURBATIONS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
We consider the motion of a mechanical system with several degrees of freedom near zero of the phase space of states under conditions of constantly acting small perturbations. The generalized forces are represented in the dynamic equations by homogeneous
V. G. Melnikov   +3 more
doaj   +1 more source

Generalized Chaotic Synchronizationin Coupled Ginzburg-Landau Equations

open access: yes, 2006
Generalized synchronization is analyzed in unidirectionally coupled oscillatory systems exhibiting spatiotemporal chaotic behavior described by Ginzburg-Landau equations. Several types of coupling betweenthe systems are analyzed.
A. A. Koronovskiĭ   +60 more
core   +2 more sources

An Iterative Algorithm for the Generalized Reflexive Solutions of the Generalized Coupled Sylvester Matrix Equations

open access: yesJournal of Applied Mathematics, 2012
An iterative algorithm is constructed to solve the generalized coupled Sylvester matrix equations (AXB-CYD,EXF-GYH)=(M,N), which includes Sylvester and Lyapunov matrix equations as special cases, over generalized reflexive matrices X and Y.
Feng Yin, Guang-Xin Huang
doaj   +1 more source

Dynamical analysis of an SDOF quasi‐linear system with jump noises and multitime‐delayed feedback forces

open access: yesInternational Journal of Mechanical System Dynamics, 2022
In this paper, stochastic dynamics of a single degree‐of‐freedom quasi‐linear system with multitime delays and Poisson white noises are investigated using an approximate procedure based on the stochastic averaging method.
Wantao Jia   +3 more
doaj   +1 more source

Ergodic properties of quasi-Markovian generalized Langevin equations with configuration dependent noise and non-conservative force

open access: yes, 2018
We discuss the ergodic properties of quasi-Markovian stochastic differential equations, providing general conditions that ensure existence and uniqueness of a smooth invariant distribution and exponential convergence of the evolution operator in suitably
B Leimkuhler   +51 more
core   +1 more source

AI in chemical engineering: From promise to practice

open access: yesAIChE Journal, EarlyView.
Abstract Artificial intelligence (AI) in chemical engineering has moved from promise to practice: physics‐aware (gray‐box) models are gaining traction, reinforcement learning complements model predictive control (MPC), and generative AI powers documentation, digitization, and safety workflows.
Jia Wei Chew   +4 more
wiley   +1 more source

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