Flood, KeeganGover, Ashwin2018-10-072019-07-01Journal of Geometric Analysis1050-6926https://hdl.handle.net/2292/39097Items in ResearchSpace are protected by copyright, with all rights reserved, unless otherwise indicated. Previously published items are made available in accordance with the copyright policy of the publisher.This is a pre-print of an article published inJournal of Geometric Analysis. The final authenticated version is available online at: http://dx.doi.org/10.1007/s12220-018-0084-5https://researchspace.auckland.ac.nz/docs/uoa-docs/rights.htmhttps://www.springer.com/gb/open-access/authors-rights/self-archiving-policy/2124Science & TechnologyPhysical SciencesMathematicsProjective differential geometryConformal geometryOverdetermined PDECompactification of pseudo-Riemannian manifoldsEINSTEIN-METRICSMOBILITYJournal Article10.1007/s12220-018-0084-5Copyright: Springerhttp://purl.org/eprint/accessRights/OpenAccess1559-002X