A novel notion of null infinity for c-boundaries and generalized black holes

Abstract We give new definitions of null infinity and black hole in terms of causal boundaries, applicable to any strongly causal spacetime (M, g). These are meant to extend the standard ones given in terms of conformal boundaries, and use the new definitions to prove a classic result in black hole...

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Bibliographic Details
Main Authors: I. P. Costa e Silva, J. L. Flores, J. Herrera
Format: Article
Language:English
Published: SpringerOpen 2018-09-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP09(2018)123