Marco Bruni
GGI Florence, October 2006
Bianchi I dynamics
§
left:
a
>-1
, Minkowski future attractor
§
right:
a
<-1,
de Sitter future attractor, phantom below separatrix
r
=
r
L
§
non phantom: isotropic past attractor in both cases, Kasner is a
saddle point (past attractor for phantom)
§
X and Z: compactified energy density and shear