New definition of wormhole throat
General Relativity and Quantum Cosmology
2015-06-11 v1
Abstract
We present a new definition of the wormhole throat including the flare-out condition and the traversability for general dynamical spacetimes in terms of null geodesic congruences. We will examine our definition for some examples and see advantages compared to the others.
Keywords
Cite
@article{arxiv.1503.01926,
title = {New definition of wormhole throat},
author = {Yoshimune Tomikawa and Keisuke Izumi and Tetsuya Shiromizu},
journal= {arXiv preprint arXiv:1503.01926},
year = {2015}
}
Comments
7 pages