On discrete projective transformation groups of Riemannian manifolds

Abdelghani Zeghib (1)

1 UMPA-ENSL - Unité de Mathématiques Pures et Appliquées

We prove rigidity facts for groups acting on pseudo-Riemannian manifolds by preserving unparameterized geodesics.

Domaines: Géométrie différentielle [math.DG]; Systèmes dynamiques [math.DS]

Abdelghani Zeghib. On discrete projective transformation groups of Riemannian manifolds. Advances in Mathematics, 2016, 297, pp.26-53. ⟨hal-00817635v2⟩