Lafuente López, Javier2023-06-202023-06-201988Beem, J. K.: Some examples of incomplete spacetimes. Gen. Rel. GRav., 7, 501-509 (1976). Geroch, R.: What is a singularity in general relativity? Ann. Phys. (N.Y.), 48, 526-540 (1968). Kundt, W.: Note on the completeness of spacetimes. ZS. Für Phys., 172, 488-489 (1963). O´Neill, B.: Semi-Riemanniam geometry with application to relativity. Academic Press. Inc., New York (1983).1139-1138https://hdl.handle.net/20.500.14352/58380We prove that a locally symmetric and a null-complete Lorentz manifold is geodetically complete.engA geodesic completeness theorem for locally symmetric Lorentz manifoldsjournal articlehttps://eudml.org/doc/43182http://www.mat.ucm.es/serv/revmat/restricted access514.7Variedad riemannianaVariedad de LorentzCompletitudGeodésicasGeometría diferencial1204.04 Geometría Diferencial