2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/197739The spin-statistics connection is obtained in a simple and elementary way for general causal fields by using the parity operation to exchange spatial coordinates in the scalar product of a locally commuting field operator, evaluated at position x, with the same field operator evaluated at -x, at equal times.6 pagesPhysics EducationGeneral Physicstext