We present the optimal local protocol to distill a Greenberger-Horne-Zeilinger (GHZ) state from a single copy of any pure state of three qubits.
Cite
@article{arxiv.quant-ph/0007042,
title = {Optimal distillation of a GHZ state},
author = {A. Acin and E. Jane and W. Dur and G. Vidal},
journal= {arXiv preprint arXiv:quant-ph/0007042},
year = {2009}
}
Comments
RevTex, 4 pages, 2 figures. Published version, some references added