2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/213387An irreducible canonical approach to second-order reducible second-class constraints is given. The procedure is exemplified on gauge-fixed three-forms.27 pagesMathematical PhysicsHigh Energy Physics - TheoryAn irreducible approach to second-order reducible second-class constraintstext