Rigidity of Kleinian groups via self-joinings

Dongryul M. Kim, Hee Oh

Let $\Gamma <{\mathrm{PSL}}_2(\mathbb{C})\simeq {\mathrm{Isom}}^{+}({\mathbb{H}}^3)$ be a finitely generated non-Fuchsian Kleinian group whose ordinary set $\Omega ={\mathbb{S}}^2-\Lambda$ has at least two co…