Aix-Marseille Université
Institut de Mathématiques de Marseille (I2M) - UMR 7373 Site Saint-Charles : 3 place Victor Hugo, Case 19, 13331 Marseille Cedex 3 Site Luminy : Campus de Luminy - Case 907 - 13288 Marseille Cedex 9
In 2013, Rossi proved that if a maximal globally hyperbolic (abbrev. MGH) conformally flat spacetime has two distinct homotopic lightlike geodesics with the same ends [...]