collaborators

1 paper

math.DG2025

On homogeneous 3-dimensional spacetimes: focus on plane waves

Souheib Allout, Abderrahmane Belkacem, Abdelghani Zeghib

We revisit the classification of Lorentz homogeneous spaces of dimension , and relax usual completeness assumptions. In particular, non-unimodular elliptic plane waves, and only…