Corpus ID: 88505295

Chronology protection conjecture 15 JULY

  title={Chronology protection conjecture 15 JULY},
  author={S. W. and Hawking},
  • W. S., Hawking
  • Published 2011
  • It has been suggested that an advanced civilization might have the technology to warp spacetime so that closed timelike curves would appear, allowing travel into the past. This paper examines this possibility in the case that the causality violations appear in a finite region of spacetime without curvature singularities. There will be a Cauchy horizon that is compactly generated and that in general contains one or more closed null geodesics which will be incomplete. One can define geometrical… CONTINUE READING