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Planar quartic-quadratic fold-fold singularity of Filippov systems and its bifurcation

Full text
Author(s):
Carvalho, Tiago
Total Authors: 1
Document type: Journal article
Source: COMMUNICATIONS IN NONLINEAR SCIENCE AND NUMERICAL SIMULATION; v. 134, p. 31-pg., 2024-04-17.
Abstract

In this paper it is exhibited the bifurcation scenario concerning a typical singularity of planar piecewise smooth vector fields in two zones. This singularity is characterized by a quadratic contact of one vector field and a quartic contact of another vector field at the same point of the switching manifold. By means of a three parameter perturbation, we observe the presence of bifurcations like: Hopf Bifurcation, Sliding Hopf Bifurcation, the birth and annihilation of chaotic scenarios, among others. The two and three dimensional bifurcation diagrams are included. (AU)

FAPESP's process: 21/12395-6 - Piecewise smooth vector fields: theory and applications
Grantee:Tiago de Carvalho
Support Opportunities: Regular Research Grants
FAPESP's process: 22/02819-6 - Intermittent vector fields: theoretical aspects and applications
Grantee:Tiago de Carvalho
Support Opportunities: Research Grants - Initial Project
FAPESP's process: 19/10269-3 - Ergodic and qualitative theories of dynamical systems II
Grantee:Claudio Aguinaldo Buzzi
Support Opportunities: Research Projects - Thematic Grants