2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/114885We show that the cosmological constant favours significantly the growth of voids in the universe. This dynamical effect is investigated within a newtonian approach with an extension to Friedmann-Lema\^ıtre model.to appearGeneral Relativity and Quantum CosmologyAstrophysicstext