A Simple Minkowskian Time-Travel Spacetime
General Relativity and Quantum Cosmology
2024-12-24 v1
Abstract
This relativistic, time-travel spacetime is everywhere metrically flat, excepting a conical singularity. Observers following timelike geodesics can eventually encounter their past selves, aging in the opposite time sense. The spacetime is not time-orientable.
Cite
@article{arxiv.2412.16272,
title = {A Simple Minkowskian Time-Travel Spacetime},
author = {John D. Norton},
journal= {arXiv preprint arXiv:2412.16272},
year = {2024}
}
Comments
American Journal of Physics, forthcoming