2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/68772Vidussi was the first to construct knotted Lagrangian tori in simply connected four dimensional manifolds. Fintushel and Stern introduced a second way to detect such knotting.This note demonstrates that similar examples may be distinguished by the fundamental group of the exterior.Symplectic Geometry53D12text