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  • 标题:Analysis of the subtractive algorithm for greatest common divisors
  • 本地全文:下载
  • 作者:Andrew C. Yao ; Donald E. Knuth
  • 期刊名称:Proceedings of the National Academy of Sciences
  • 印刷版ISSN:0027-8424
  • 电子版ISSN:1091-6490
  • 出版年度:1975
  • 卷号:72
  • 期号:12
  • 页码:4720-4722
  • DOI:10.1073/pnas.72.12.4720
  • 语种:English
  • 出版社:The National Academy of Sciences of the United States of America
  • 摘要:The sum of all partial quotients in the regular continued fraction expansions of m/n, for 1 [≤] m [≤] n, is shown to be 6{pi}-2n(ln n)2 + O(n log n(log log n)2). This result is applied to the analysis of what is perhaps the oldest non-trivial algorithm for number-theoretic computations.
  • 关键词:continued fractions ; partial quotients ; number theory
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