Publication Date:
2011-07-12
Description:
Author(s): Andrzej Krasiński Conditions for the existence of repeatable light paths (RLPs) in the shearfree normal cosmological models are investigated. It is found that in the conformally nonflat models the only RLPs are radial null geodesics (in the spherical case) and their analogues in the plane and hyperbolically symmetric... [Phys. Rev. D 84, 023510] Published Mon Jul 11, 2011
Keywords:
Astrophysics & Cosmology
Print ISSN:
0556-2821
Electronic ISSN:
1089-4918
Topics:
Physics