Theoretical models for chronotherapy: Periodic perturbations in funnel chaos type

In this work, the Räossler system is used as a model for chrono-therapy. We applied a periodic perturbation to the y variable to take theRössler system from a chaotic behavior to a simple periodic one, varying theperiod and amplitude of forcing. Two types of chaos were considered, spiraland funnel c...

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Bibliographic Details
Main Authors: Juvencio Alberto Betancourt-Mar, José Manuel Nieto-Villar
Format: Article
Language:English
Published: AIMS Press 2007-01-01
Series:Mathematical Biosciences and Engineering
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/mbe.2007.4.177
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Summary:In this work, the Räossler system is used as a model for chrono-therapy. We applied a periodic perturbation to the y variable to take theRössler system from a chaotic behavior to a simple periodic one, varying theperiod and amplitude of forcing. Two types of chaos were considered, spiraland funnel chaos. As a result, the periodical windows reduced their areas as thefunnel chaos character increased in the system. Funnel chaos, in this chrono-therapy model, could be considered as a later state of a dynamical disease,more irregular and difficult to suppress.
ISSN:1551-0018