Comments on quant-ph/0506137: Fast quantum search algorithms by qubit comparisons exploiting global phase interference
量子物理
2007-05-23 v1
摘要
Recently, Andreas de Vries proposed a quantum algorithm that would find an element in an unsorted database exponentially faster than Grover's algorithm. We show that de Vries' algorithm does not work as intended and does not give any clue about the position of the searched element.
引用
@article{arxiv.quant-ph/0507125,
title = {Comments on quant-ph/0506137: Fast quantum search algorithms by qubit comparisons exploiting global phase interference},
author = {L. A. B. Kowada and C. M. H. de Figueiredo and R. Portugal and C. C. Lavor},
journal= {arXiv preprint arXiv:quant-ph/0507125},
year = {2007}
}
备注
2 pages, 1 figure