Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation

The bifurcation of a nongeneric homoclinic orbit (i.e., the orbit comes from the equilibrium along the unstable manifold instead of the center manifold) connecting a nonhyperbolic equilibrium is investigated, and the nonhyperbolic equilibrium undergoes a pitchfork bifurcation. The existence (resp.,...

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Main Authors: Fengjie Geng, Song Li
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2014/197914
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author Fengjie Geng
Song Li
author_facet Fengjie Geng
Song Li
author_sort Fengjie Geng
collection DOAJ
description The bifurcation of a nongeneric homoclinic orbit (i.e., the orbit comes from the equilibrium along the unstable manifold instead of the center manifold) connecting a nonhyperbolic equilibrium is investigated, and the nonhyperbolic equilibrium undergoes a pitchfork bifurcation. The existence (resp., nonexistence) of a homoclinic orbit and an 1-periodic orbit are established when the pitchfork bifurcation does not happen, while as the nonhyperbolic equilibrium undergoes a pitchfork bifurcation, we obtain the sufficient conditions for the existence of homoclinic orbit and two or three heteroclinic orbits, and so forth. Moreover, we explore the difference between the bifurcation of the nongeneric homoclinic orbit and the generic one.
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institution Kabale University
issn 1085-3375
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publishDate 2014-01-01
publisher Wiley
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series Abstract and Applied Analysis
spelling doaj-art-da1f0c2dee294eaba2d888fb6930760a2025-02-03T01:02:19ZengWileyAbstract and Applied Analysis1085-33751687-04092014-01-01201410.1155/2014/197914197914Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork BifurcationFengjie Geng0Song Li1School of Science, China University of Geosciences (Beijing), Beijing 100083, ChinaSchool of Science, China University of Geosciences (Beijing), Beijing 100083, ChinaThe bifurcation of a nongeneric homoclinic orbit (i.e., the orbit comes from the equilibrium along the unstable manifold instead of the center manifold) connecting a nonhyperbolic equilibrium is investigated, and the nonhyperbolic equilibrium undergoes a pitchfork bifurcation. The existence (resp., nonexistence) of a homoclinic orbit and an 1-periodic orbit are established when the pitchfork bifurcation does not happen, while as the nonhyperbolic equilibrium undergoes a pitchfork bifurcation, we obtain the sufficient conditions for the existence of homoclinic orbit and two or three heteroclinic orbits, and so forth. Moreover, we explore the difference between the bifurcation of the nongeneric homoclinic orbit and the generic one.http://dx.doi.org/10.1155/2014/197914
spellingShingle Fengjie Geng
Song Li
Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
Abstract and Applied Analysis
title Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
title_full Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
title_fullStr Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
title_full_unstemmed Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
title_short Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation
title_sort bifurcation of nongeneric homoclinic orbit accompanied by pitchfork bifurcation
url http://dx.doi.org/10.1155/2014/197914
work_keys_str_mv AT fengjiegeng bifurcationofnongenerichomoclinicorbitaccompaniedbypitchforkbifurcation
AT songli bifurcationofnongenerichomoclinicorbitaccompaniedbypitchforkbifurcation