Coupled cell networks: Boolean perspective

During the 1980s and early 1990s, Martin Golubitsky and Ian Stewart  formulated and developed a theory of "coupled cell networks" (CCNs). Their research was primarily focused onquadrupeds' gaits and they applied the framework of differential equations. Golubitsky and Stewart were part...

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Main Author: Katarzyna Swirydowicz
Format: Article
Language:English
Published: Bulgarian Academy of Sciences, Institute of Mathematics and Informatics 2017-05-01
Series:Biomath
Subjects:
Online Access:http://www.biomathforum.org/biomath/index.php/biomath/article/view/412
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author Katarzyna Swirydowicz
author_facet Katarzyna Swirydowicz
author_sort Katarzyna Swirydowicz
collection DOAJ
description During the 1980s and early 1990s, Martin Golubitsky and Ian Stewart  formulated and developed a theory of "coupled cell networks" (CCNs). Their research was primarily focused onquadrupeds' gaits and they applied the framework of differential equations. Golubitsky and Stewart were particularly interested in change of synchrony between $4$ legs of an animal. For example what happens when the animal speeds up from walk to gallop.  The most important concept of their theory is a {\it cell}. The cell captures the dynamics of one unit and a dynamical system consists of many identical (governed by the same principles) cells influencing (coupling to) each other. Models based on identical cooperating units are fairly common in many areas, especially in biology, ecology and sociology.  The goal of investigation in Coupled Cell Networks theory  is understanding the dependencies and interplay between dynamics of an individual cell, graph of connections between cells, and the nature of couplings. \vspace*{0.2em} In this paper, I redefine Coupled Cell Networks using framework of Boolean functions. This moves the entire theory to a new setting. Some phenomena proved to be very similar as for continuous networks and some are completely different. Also, for discrete networks we ask questions differently and study different phenomena. The paper presents two examples: networks that bring 2-cell bidirectional ring as a quotient and networks that bring 3-cell bidirectional ring as a quotient.
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spelling doaj.art-b0a8afd0fe3b4b888846957607104eb92023-09-02T11:08:26ZengBulgarian Academy of Sciences, Institute of Mathematics and InformaticsBiomath1314-684X1314-72182017-05-016110.11145/j.biomath.2017.03.227657Coupled cell networks: Boolean perspectiveKatarzyna Swirydowicz0Virginia TechDuring the 1980s and early 1990s, Martin Golubitsky and Ian Stewart  formulated and developed a theory of "coupled cell networks" (CCNs). Their research was primarily focused onquadrupeds' gaits and they applied the framework of differential equations. Golubitsky and Stewart were particularly interested in change of synchrony between $4$ legs of an animal. For example what happens when the animal speeds up from walk to gallop.  The most important concept of their theory is a {\it cell}. The cell captures the dynamics of one unit and a dynamical system consists of many identical (governed by the same principles) cells influencing (coupling to) each other. Models based on identical cooperating units are fairly common in many areas, especially in biology, ecology and sociology.  The goal of investigation in Coupled Cell Networks theory  is understanding the dependencies and interplay between dynamics of an individual cell, graph of connections between cells, and the nature of couplings. \vspace*{0.2em} In this paper, I redefine Coupled Cell Networks using framework of Boolean functions. This moves the entire theory to a new setting. Some phenomena proved to be very similar as for continuous networks and some are completely different. Also, for discrete networks we ask questions differently and study different phenomena. The paper presents two examples: networks that bring 2-cell bidirectional ring as a quotient and networks that bring 3-cell bidirectional ring as a quotient.http://www.biomathforum.org/biomath/index.php/biomath/article/view/412Boolean networkscoupled cell networksdiscrete models
spellingShingle Katarzyna Swirydowicz
Coupled cell networks: Boolean perspective
Biomath
Boolean networks
coupled cell networks
discrete models
title Coupled cell networks: Boolean perspective
title_full Coupled cell networks: Boolean perspective
title_fullStr Coupled cell networks: Boolean perspective
title_full_unstemmed Coupled cell networks: Boolean perspective
title_short Coupled cell networks: Boolean perspective
title_sort coupled cell networks boolean perspective
topic Boolean networks
coupled cell networks
discrete models
url http://www.biomathforum.org/biomath/index.php/biomath/article/view/412
work_keys_str_mv AT katarzynaswirydowicz coupledcellnetworksbooleanperspective