请输入您要查询的字词:

 

单词 CompositeNumber
释义

composite number


A composite numberMathworldPlanetmath is a positive integer which is not prime and not equal to 1. That is, n is composite if n=ab, with a and b natural numbers both not equal to 1.

Examples.

  • 1 is not composite (and also not prime), by definition.

  • 2 is not composite, as it is prime.

  • 15 is composite, since 15=35.

  • 93555 is composite, since 93555=355711.

  • 52223 is not composite, since it is prime.

More generally, we can define compositeness any time there is an ambient notion of an irreducible elementMathworldPlanetmath. In an integral domainMathworldPlanetmath, for example, an element is said to be composite if it neither zero, a unit, nor irreducible.

随便看

 

数学辞典收录了18232条数学词条,基本涵盖了常用数学知识及数学英语单词词组的翻译及用法,是数学学习的有利工具。

 

Copyright © 2000-2023 Newdu.com.com All Rights Reserved
更新时间:2025/5/4 22:15:10