V2EX quantum algorithm

Quantum Algorithm

释义 Definition

量子算法:利用量子力学现象(如叠加纠缠)来处理信息、解决问题的一类算法;在某些任务上可能比经典(传统)算法更快或更高效。(该词也可泛指“为量子计算机设计的算法”。)

例句 Examples

A quantum algorithm can speed up certain calculations.
量子算法可以加速某些计算。

Researchers designed a quantum algorithm to search an unsorted database faster than any classical method, but it requires a reliable quantum computer to run.
研究人员设计了一种量子算法,用来比任何经典方法更快地搜索无序数据库,但它需要可靠的量子计算机才能运行。

发音 Pronunciation (IPA)

/kwn.tm l.r.m/

词源 Etymology

quantum 源自拉丁语 quantum(“多少、数量”),在物理学中指“量子”,强调能量等量是以离散单位出现的概念;algorithm 源于中世纪拉丁语 algorismus,与数学家花剌子密(al-Khwārizmī)的名字相关,后来引申为“计算步骤/方法”。合起来的 quantum algorithm 即“量子计算框架下运行的计算方法”。

相关词 Related Words

文献与作品 Literary Works

  • Quantum Computation and Quantum Information(Nielsen & Chuang)量子算法与量子电路模型的经典教材。
  • “Algorithms for quantum computation: discrete logarithms and factoring”(Peter W. Shor)提出著名的 Shor 量子算法的论文。
  • “A fast quantum mechanical algorithm for database search”(Lov Grover)提出 Grover 搜索量子算法的论文。
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