2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/36601An example is given of a plane topological torsion defect representing a cosmic wall double wall in teleparallel gravity.The parallel planar walls undergone a repulsive gravitational force due to Cartan torsion.This is the first example of a non-Riemannian double cosmic wall.It is shown that the walls oscillate with a speed that depends on torsion and on the surface density of the wall.Cartan torsion acts also as a damping force reducing the speed of oscillation when it is stronger.Latex file 7 KbGeneral Relativity and Quantum Cosmologytext