rational number
rational number
rational number
ra′tional num′ber
n.
ra·tion·al number
(răsh′ə-nəl)Noun | 1. | rational number - an integer or a fraction |
单词 | rational number | |||
释义 | rational numberrational numberrational numberra′tional num′bern. ra·tion·al number(răsh′ə-nəl)
rational numberrational number:see numbernumber,entity describing the magnitude or position of a mathematical object or extensions of these concepts. The Natural Numbers Cardinal numbers describe the size of a collection of objects; two such collections have the same (cardinal) number of objects if their ..... Click the link for more information. . Rational Numbera number that can be expressed in the form of a fraction m/n, where m and η are integers and n ≠ 0. Since an integer m can be expressed as m/1, all integers are rational numbers. The operations of addition, subtraction, multiplication, and division (by nonzero divisors) can always be performed in the domain of rational numbers; thus, the rational numbers form a field. The basic rules of the operations over the rational numbers are given by the formulas Rational numbers can also be represented in the form of finite decimals or infinite periodic decimals. Every irrational number can be included between two rational numbers, the difference between which can be made arbitrarily small. rational number[′rash·ən·əl ′nəm·bər]rational numberRational NumberRational NumberSee RANU rational number
Synonyms for rational number
|
|||
随便看 |
|
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。