2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/90485A lower bound on the amount of energy needed to carry out an elementary logical operation on a qubit system, with a given accuracy and in a given time, has been recently postulated. This paper is an attempt to formalize this bound and explore the conditions under which it may be expected to hold. This is a work in progress and any contributions will be appreciated.Quantum Physicstext