On Penrose's `before the big bang' ideas

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dc.creatorHill, C. Denson
dc.creatorNurowski, Pawel
dc.date2007-10-21
dc.date2007-10-23
dc.date.accessioned2026-07-07T08:37:37Z
dc.date.available2026-07-07T08:37:37Z
dc.descriptionWe point out that algebraically special Einstein fields with twisting rays exhibit the basic properties of conformal Universes considered recently by Roger Penrose.
dc.descriptionWe changed our conventions, so that the sign of the cosmological constant agrees with the conventions of cosmologists
dc.identifierhttps://arxiv.org/abs/0710.3879
dc.identifierhttp://arxiv.org/abs/0710.3879
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/140461
dc.subjectGeneral Relativity and Quantum Cosmology
dc.subjectDifferential Geometry
dc.titleOn Penrose's `before the big bang' ideas
dc.typetext

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