On Multiple Images in Closed Universes
Abstract
Description
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.
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
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