rational number

英 [ˌræʃnəl ˈnʌmbə(r)]

美 [ˌræʃnəl ˈnʌmbər]

n.  有理数

计算机经济

牛津词典

noun

• 有理数
  a number that can be expressed as the ratio of two whole numbers

英英释义

noun

• an integer or a fraction
  Synonym:rational

双语例句

• The paper available mapping of integral coefficient polynomial and rational number, obtain factorization from factorization of polynomial by the way of sieve in true fraction series.
  本文研究整系数多项式的不可约因式，给出了低次不可约多项式的判别的一种方法和一些不可约问题的处理方法。
• By indirectly applying the Eisenstein discriminant method, this paper explores and discusses two ways of judging the integral coefficients polynomials to be irreducible over the rational number field.
  本文讨论用有理函数参数方程理论实现三维空间自由曲面构造的方法，并粗略描述了运用该方法实现计算机辅助制造的算法。
• Concretely work include: 1.put forward a public-key encrypt algorithm that based on polynomial residual-class ring in rational number field, and it's derivative encrypt algorithm, and analyze their security;
  本文具体工作主要包括：（1）给出了一个基于有理系数域多项式剩余类环的加密算法，并在此基础上派生出一个特例算法，分析了它们的安全性；
• In addition, the rational number of the material in finite element analysis can provide reference for further study.
  此外，骨骼有限元材料合理赋值数目的确定，为今后骨骼仿真研究材料赋值提供参考。
• The Concept of Unascertained Rational Number and Multiplication Operation
  未确知有理数的概念与乘法运算
• This paper presents a simple algorithm of the rational number and location of the removing-barrier Stations in a road net.
  为在一个道路交通网内确定建立清障站的合理个数和站址的选择，本文提供了一种简明算法。
• The result is a comparative unascertained rational number.
  评价结果是个未确知有理数，能比较大小。
• In order to get rid of the untruthful sampled data, a new method data filtering is put forward in accordance with the theory of unascertained rational number.
  为了去除数据采样中的不真实数据，根据未确知有理数理论提出了一种新的采样数据的滤波方法。
• Using ergodic theory, we show that the Lebesgue measure of the tile is a rational number where the denominator equals to the order of the associate symmetry group.
  利用遍历理论，我们可以得到该基本tile的勒贝格测度是一个有理数，该有理数的分母等于定义tile所用到的对称群的阶。
• Nonlinear forced vibration systems could produce complicated dynamic behaviors, whose behaviors will become more complicated when the ratio between the outside exciting frequency and the inherent frequency is rational number.
  非线性强迫振动系统可能产生复杂的动力学行为，尤其是在激励力频率和原系统线性化频率之比为有理数的时候，其行为就更为复杂。