2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/218462We study the behaviour of the monopole at finite temperature in the (2+1)-dimensional lattice gauge theory dual to the percolation model; by exploiting the correspondences to statistical systems, we possess powerful tools to evaluate the monopole mass both above and below the critical temperature with high-precision Monte Carlo simulations.Talk presented at Lattice 2008 (Vacuum Structure and Confinement), Williamsburg, July 26-31, 2008; 7 pages, 4 figures; uses PoS.cls; to appear in Proceedings of ScienceHigh Energy Physics - Latticetext