We present an analytical proof of the convergence of the ``quantum privacy amplification'' procedure proposed by D. Deutsch et al. [Phys. Rev. Lett. 77, 2818 (1996)]. The proof specifies the range of states which can be purified by this method.
@article{arxiv.quant-ph/9807074,
title = {On the analytical convergence of the QPA procedure},
author = {Chiara Macchiavello},
journal= {arXiv preprint arXiv:quant-ph/9807074},
year = {2009}
}
Comments
3 pages (revtex), 1 figure, to appear in Phys. Lett. A