Zero-Hopf bifurcation of a 5D hyperchaotic quadratic polynomial differential systems
Diab, Zouhair (Echahid Cheikh Larbi Tebessi University. Department of Mathematics and Computer Science)
Guirao, Juan Luis Garcia 
(Universidad Politécnica de Cartagena. Departamento de Matemática Aplicada y Estadística)
Llibre, Jaume 
(Universitat Autònoma de Barcelona. Departament de Matemàtiques)
| Date: |
2025 |
| Abstract: |
A zero-Hopf equilibrium of a 5-dimensional autonomous differential system is an equilibrium point for which the Jacobian matrix of the system evaluated at that equilibrium has three zero eigenvalues and a pair of purely imaginary eigenvalues. Using the averaging theory we provide sufficient conditions for the existence of at least two families periodic orbits bifurcating from a zero-Hopf equilibrium point of a 5-dimensional hyperchaotic quadratic polynomial differential system studied in Diab et al. (2021). We also provide analytical expressions for the initial conditions of these two families. This zero-Hopf equilibrium point is very special because it is contained in a straight line filled with zero-Hopf equilibria. |
| Grants: |
Agencia Estatal de Investigación PID2022-136613NB-100 Agència de Gestió d'Ajuts Universitaris i de Recerca 2021/SGR-00113
|
| Note: |
Altres ajuts: Reial Acadèmia de Ciències i Arts de Barcelona |
| Rights: |
Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original.  |
| Language: |
Anglès |
| Document: |
Article ; recerca ; Versió publicada |
| Subject: |
Periodic orbit ;
Averaging theory ;
Zero-Hopf bifurcation ;
Hyperchaotic ;
Polynomial differential system |
| Published in: |
Mathematics and computers in simulation, Vol. 238 (December 2025) , p. 383-387, ISSN 0378-4754 |
DOI: 10.1016/j.matcom.2025.06.021
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Record created 2025-07-28, last modified 2025-09-04