Self-parametric instability in spatially extended systems.
We study the stability of almost homoclinic homogeneous limit cycles with respect to spatiotemporal perturbations. It is shown that they are generically unstable. The instability is either the phase instability or a finite wavelength period doubling instability.
Argentina
M
M
INLN, 1361 Route des Lucioles, 06560 Valbonne, France.
Coullet
P
P
Risler
E
E