2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56942This article simply presents several coordinate systems for 2 and 3-dimensional hyperbolic spaces, describing the general solutions of Helmholtz equation in each one of these systems.26 pages, standard LaTeX article (uses packages graphics and fancyheadings), 3 figuresMathematical PhysicsGeneral Relativity and Quantum Cosmology58J05 (Primary), 35J05 (Secondary)text