Performing Quantum Measurement in Suitably Entangled States Originates the Quantum Computation Speed Up
Quantum Physics
2007-05-23 v2
Abstract
We provide a justification of the quantum speed-up based on the complementary roles played by the reversible preparation of an entangled state before measurement and by the final measurement action.
Keywords
Cite
@article{arxiv.quant-ph/9908015,
title = {Performing Quantum Measurement in Suitably Entangled States Originates the Quantum Computation Speed Up},
author = {Giuseppe Castagnoli and Dalida Monti and Alexander Sergienko},
journal= {arXiv preprint arXiv:quant-ph/9908015},
year = {2007}
}
Comments
22 pages, RevTex, 1 PostScript file with figures. Some comments might indicate ineffective communication of the former version. The description of the mechanism of the quantum speed-up should now be clearer. An Overview of a few pages has been provided