2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/89881Classical systems can be entangled. Entanglement is defined by coincidence correlations. Quantum entanglement experiments can be mimicked by a mechanical system with a single conserved variable and 77.8% conditional efficiency. Experiments are replicated for four particle entanglement swapping and GHZ entanglement.19 pages, 9 figuresQuantum Physicstext