Time-dependent cosmological constant in the Jackiw-Teitelboim cosmology
arXiv:hep-th/0207239 · doi:10.1209/epl/i2003-00100-3
Abstract
We study the obtainment of a time-dependent cosmological constant at D=2 in a model based on the Jackiw-Teitelboim cosmology. We show that the cosmological term goes to zero asymptotically and can induce a nonsingular behavior at the origin.
4 pages, Revtex4, twocolumn