Quasiconvexity in $3$-manifold groups

Hoang Thanh Nguyen, Hung Cong Tran, Wenyuan Yang

In this paper, we study strongly quasiconvex subgroups in a finitely generated $3$--manifold group ${\pi }_1(M)$. We prove that if $M$ is a compact, orientable $3$--manifold that does n…