English

Tracking through equality

Astrophysics 2008-11-26 v1

Abstract

We give a tracker solution for the quintessence scalar field for Ratra--Peebles or SUGRA potentials, holding before, during and after the equality epoch (\rho_m=\rho_r) and nicely fitting the numerical behavior.

Cite

@article{arxiv.astro-ph/0609568,
  title  = {Tracking through equality},
  author = {Giandomenico Sassi Silvio Bonometto},
  journal= {arXiv preprint arXiv:astro-ph/0609568},
  year   = {2008}
}

Comments

submitted to New Astronomy