2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/231496Relations will be described between the quandle cocycle invariant and the minimal number of colors used for non-trivial Fox colorings of knots and links. In particular, a lower bound for the minimal number is given in terms of the quandle cocycle invariant.Geometric Topology57M25text