Cosmic numbers: A physical classification for cosmological models

P. P. Avelino, C. J. A. P. Martins

Abstract
We introduce the notion of the cosmic numbers of a cosmological model, and discuss how they can be used to naturally classify models according to their ability to solve some of the problems of the standard cosmological model.

Physical Review D
Volume 67, Page 027302_1
January 2003

DOI: 10.1103/PhysRevD.67.027302