2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/150509We discuss the question of if and how undecidability might be translatable into physics, in particular with respect to prediction and description, as well as to complementarity games.latex; contribution to the International Seminar "Limits to Scientific Knowledge" (Abisko/Sweden, May 15-19, 1995)Chaotic Dynamicstext