檢視算术平方根的原始碼

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中文名；算术平方根

外文名；arithmetic square root

学科；数学
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'''算术平方根'''，数学词汇，一般地说，若一个非负数x的平方等于a，则x叫做a的算术[[平方根]]。<ref>[https://iask.sina.com.cn/b/1993906.html 算术平方根-算术平方根是什么?比如9的算术平方根是不是-3?],新浪网 , 2005年8月3日</ref>

如果x=√a

那么：1.a≥0（若小于0，则为虚数）

2.x≥0