2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/93404Study on pre- and postselected quantum system indicates that ``product rule'' and ``sum rule'' for elements of reality should be abandoned. We show that this so-called non-partial realism can refute arguments against hidden variables in a unified way, and might save local realism.4 pages, revtexQuantum Physicstext