2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/110617We implemented the protocol of entanglement assisted orientation in the space proposed by Brukner et al (quant-ph/0603167). We used min-max principle to evaluate the optimal entangled state and the optimal direction of polarization measurements which violate the classical bound.Quantum Physicstext