Instabilities, Point Attractors and Limit Cycles in a Inflationary Universe
High Energy Physics - Phenomenology
2009-10-28 v1 Astrophysics
Abstract
We study the stability of a scalar inflaton field and analyze its point attractors in the phase space. We show that the value of the inflaton field in the vacuum is a bifurcation parameter and prove the possible existence of a limit cycle by using analytical and numerical arguments.
Cite
@article{arxiv.hep-ph/9512207,
title = {Instabilities, Point Attractors and Limit Cycles in a Inflationary Universe},
author = {Luca Salasnich},
journal= {arXiv preprint arXiv:hep-ph/9512207},
year = {2009}
}
Comments
Latex, 11 pages, 3 figures (available upon request), to be published in Modern Physics Letters A