Universality and scaling in networks of period-doubling maps with a pacemaker

The networks of globally coupled maps with a pacemaker have been introduced. We consider a generalization of the Kaneko model with a pacemaker represented by a single period-doubling element coupled unidirectionally with a set of other mutually coupled cells. We also investigate the dynamics of a sy...

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Main Authors: Anna S. Ivanova, Sergey P. Kuznetsov, Andrew H. Osbaldestin
Format: Article
Language:English
Published: Wiley 2006-01-01
Series:Discrete Dynamics in Nature and Society
Online Access:http://dx.doi.org/10.1155/DDNS/2006/74723
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author Anna S. Ivanova
Sergey P. Kuznetsov
Andrew H. Osbaldestin
author_facet Anna S. Ivanova
Sergey P. Kuznetsov
Andrew H. Osbaldestin
author_sort Anna S. Ivanova
collection DOAJ
description The networks of globally coupled maps with a pacemaker have been introduced. We consider a generalization of the Kaneko model with a pacemaker represented by a single period-doubling element coupled unidirectionally with a set of other mutually coupled cells. We also investigate the dynamics of a system of two unidirectionally coupled elements, which manifests a special type of critical behaviour, known as bicriticality, at the point of simultaneous transition to chaos in both subsystems. With the help of the renormalization group (RG), we show for a case of two mutually coupled bicritical maps with a pacemaker that there are two types of coupling: dissipative and inertial. We investigate the dynamics of a network with a pacemaker with two types of global coupling and the properties of universality and scaling in this system.
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spelling doaj-art-0bede5f5ffd34da2be5a339dc30109162025-02-03T01:26:35ZengWileyDiscrete Dynamics in Nature and Society1026-02261607-887X2006-01-01200610.1155/DDNS/2006/7472374723Universality and scaling in networks of period-doubling maps with a pacemakerAnna S. Ivanova0Sergey P. Kuznetsov1Andrew H. Osbaldestin2Department of Nonlinear Processes, Saratov State University, Astrakhanskaya 83, Saratov 410026, RussiaLaboratory of Theoretical Nonlinear Dynamics, Saratov Branch of Institute of Radio-Engineering and Electronics, Russian Academy of Sciences, Zelenaya 38, Saratov 410019, RussiaDepartment of Mathematics, University of Portsmouth, Portsmouth PO1 3HE, UKThe networks of globally coupled maps with a pacemaker have been introduced. We consider a generalization of the Kaneko model with a pacemaker represented by a single period-doubling element coupled unidirectionally with a set of other mutually coupled cells. We also investigate the dynamics of a system of two unidirectionally coupled elements, which manifests a special type of critical behaviour, known as bicriticality, at the point of simultaneous transition to chaos in both subsystems. With the help of the renormalization group (RG), we show for a case of two mutually coupled bicritical maps with a pacemaker that there are two types of coupling: dissipative and inertial. We investigate the dynamics of a network with a pacemaker with two types of global coupling and the properties of universality and scaling in this system.http://dx.doi.org/10.1155/DDNS/2006/74723
spellingShingle Anna S. Ivanova
Sergey P. Kuznetsov
Andrew H. Osbaldestin
Universality and scaling in networks of period-doubling maps with a pacemaker
Discrete Dynamics in Nature and Society
title Universality and scaling in networks of period-doubling maps with a pacemaker
title_full Universality and scaling in networks of period-doubling maps with a pacemaker
title_fullStr Universality and scaling in networks of period-doubling maps with a pacemaker
title_full_unstemmed Universality and scaling in networks of period-doubling maps with a pacemaker
title_short Universality and scaling in networks of period-doubling maps with a pacemaker
title_sort universality and scaling in networks of period doubling maps with a pacemaker
url http://dx.doi.org/10.1155/DDNS/2006/74723
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