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On the Number of Coexisting Autowaves in the Chain of Coupled Oscillators

Authors :
Y. V. Bogomolov
S. D. GlyzinA
A. Yu. Kolesov
Source :
Моделирование и анализ информационных систем, Vol 21, Iss 5, Pp 162-180 (2014)
Publication Year :
2014
Publisher :
Yaroslavl State University, 2014.

Abstract

We consider a model of neuron complex formed by a chain of diffusion coupled oscillators. Every oscillator simulates a separate neuron and is given by a singularly perturbed nonlinear differential-difference equation with two delays. Oscillator singularity allows reduction to limit system without small parameters but with pulse external action. The statement on correspondence between the resulting system with pulse external action and the original oscillator chain gives a way to demonstrate that under consistent growth of the chain node number and decrease of diffusion coefficient we can obtain in this chain unlimited growth of its coexistent stable periodic orbits (buffer phenomenon). Numerical simulations give the actual dependence of the number of stable orbits on the diffusion parameter value.

Details

Language :
English, Russian
ISSN :
18181015 and 23135417
Volume :
21
Issue :
5
Database :
Directory of Open Access Journals
Journal :
Моделирование и анализ информационных систем
Publication Type :
Academic Journal
Accession number :
edsdoj.4e5a2d41cdb34902b9b22be4b50a0594
Document Type :
article
Full Text :
https://doi.org/10.18255/1818-1015-2014-5-162-180