Abstract
Given an ensemble of systems in an unknown state, as well as an observable and a physical apparatus which performs a measurement of on the ensemble, whose detailed working is unknown (“black box”), we study how one can test whether the Lüders or von Neumann reduction rule applies.
- Received 4 November 2011
DOI:https://doi.org/10.1103/PhysRevA.85.032116
©2012 American Physical Society