2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/93902The standard definition of the Poisson brackets is generalized to the non-equal-time Poisson brackets. Their relationship to the equal-time Poisson brackets, as well as to the equal- and non-equal-time commutators, is discussed.4 pages, latexQuantum PhysicsHigh Energy Physics - TheoryMathematical PhysicsClassical Physicstext