On Multiple Images in Closed Universes
Astrophysics
2007-05-23 v2 General Relativity and Quantum Cosmology
Abstract
Universes with multiconnected spatial sections predict multiple images of cosmic sources. A confusing terminology exists in the naming of these images as real ones vs. ghosts. Here an attempt is made to clarify the situation.
Keywords
Cite
@article{arxiv.astro-ph/9807038,
title = {On Multiple Images in Closed Universes},
author = {Helio V. Fagundes},
journal= {arXiv preprint arXiv:astro-ph/9807038},
year = {2007}
}
Comments
3 pages, 2 figures. Contribution to "Topics in Theoretical Physics, vol II: Festschrift for A. H. Zimerman." Revised version, with a correction on the fundamental polygons