2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/104012We present the theory, the design and the discussion of an experiment which allows to choose between the local formulation of Riemann-Lorenz and the non-local formulation of Heaviside-Hertz in order to describe Classical Electromagnetism.The paper is in frenchClassical PhysicsPhysics Educationtext