2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/33529The model of a relativistic free massive point particle is investigated in the context of a Hamiltonian constraint system. It is shown that de Broglie oscillation, rest mass and inertia may be described within this model of Hamiltonian constraint system.9 pages, LaTeXGeneral Relativity and Quantum Cosmologytext