Answers are grounded in this paper and cite their sources.
We discuss the unique existence, arising by analogy to that in algebraically special space-times, of a CR structure realized on null infinity for any asymptotically flat Einstein or Einstein-Maxwell space-time.
No takes yet. Share an insight, caveat, or question.
Newman et al. (2006) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: