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Dynamics near a symmetric Hopf bifurcation

Published online by Cambridge University Press:  14 November 2011

Wayne Nagata
Affiliation:
Department of Mathematics and Statistics, University of Guelph, Guelph, Ontario, Canada, NIG 2W1

Synopsis

We consider the effects of a small symmetry breaking perturbation on a system of differential equations near a Hopf bifurcation point, where the unperturbed system has O(2) symmetry. We show that there exist secondary bifurcations of invariant two-tori of solutions and that the flow on the tori can be quasiperiodic or weakly resonant (phase locked), depending on the size of the perturbation.

Type
Research Article
Copyright
Copyright © Royal Society of Edinburgh 1988

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