基数 (jī shù) — cardinal number (size of a set); base number (of a numeral system)
Définition
A math term covering two distinct senses: the 'cardinal number' of a set (its size, e.g. 集合的基数) and the 'base' or 'radix' of a numeral system (e.g. 二进制的基数是2). Pronounced jīshǔ, with the shǔ tone when used as a math term.
noun
cardinal number (size of a set)base number (of a numeral system)
Exemples
- 基数。Jí hé de jī shù biǎo shì yuán sù de gè shù.The cardinal number of a set indicates the number of elements.
- ，基数2。Jì suàn jī zhōng cháng yòng èr jìn zhì, tā de jī shù shì 2.In computers, binary is commonly used; its base number is 2.
- 基数，。Liǎng gè jí hé de jī shù xiāng děng, zé tā men děng jià.If the cardinal numbers of two sets are equal, then they are equivalent.
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