free will theorem
quantum physics theorem that, given relativitistic causality, quantized spin and entanglement, if 2 experimenters each having one of a pair of entanged particles can freely decide what to measure, the measured results aren’t determined by prior state
en-GB/ˈfɹiː ˈwɪl ˈθɪəɹəm/
en-US/ˈfɹi wəl ˈθɪɹəm/