阐述了DNA 计算的机理及其数学原理,介绍了Adleman 实验,指出了DNA 计算目前的应用领域和存在的问题,并对DNA 计算的发展前景进行了展望。 关键词:DNA 计算;哈密尔顿路径;NP-完全问题 Abstract: This paper first introduces the principle and the mathematics base of DNA computing, and then illustrates the Adleman experiment. And the current application areas and existing problems are pointed out. At the end of the paper, prospect of DNA computing has been previewed. Keywords: DNA computing; Hamilton path; NP-complete problem