Light rays, singularities, and all that

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24 Scopus citations


This review is an introduction to causal properties of general relativity. Topics include the Raychaudhuri equation, singularity theorems of Penrose and Hawking, the black hole area theorem, topological censorship, and the Gao-Wald theorem. The review is based on lectures at the 2018 summer program Prospects in Theoretical Physics at the Institute for Advanced Study, and also at the 2020 New Zealand Mathematical Research Institute summer school in Nelson, New Zealand.

Original languageEnglish (US)
Article number045004
JournalReviews of Modern Physics
Issue number4
StatePublished - Nov 11 2020
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy


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