A singularity-free WEC-respecting time machine
General Relativity and Quantum Cosmology
2009-10-30 v3
Abstract
A time machine (TM) is constructed whose creating in contrast to all TMs known so far requires neither singularities, nor violation of the weak energy condition (WEC). The spacetime exterior to the TM closely resembles the Friedmann universe.
Cite
@article{arxiv.gr-qc/9702031,
title = {A singularity-free WEC-respecting time machine},
author = {S. V. Krasnikov},
journal= {arXiv preprint arXiv:gr-qc/9702031},
year = {2009}
}
Comments
The final version. To be published in CQG. The proof is made more detailed and a few minor errors are corrected