In: Patterns and Dynamics in Reactive Media.
(H.L. Swinney, R. Aris and D.G. Aronson, eds.)
IMA Volumes in Mathematics and its Applications 37
Springer-Verlag, New York, 1991, 71-88.
Abstract
A tutorial article reviewing some of the basic ideas in the
dynamics of symmetric systems. The equivariant branching lemma
and its generalization to period doubling for maps are presented
as well as the basics of hidden symmetries.