实闭域 Real closed field
(重定向自Real closed)
在数学中,实闭域或实封闭域是一类有序域,使得其中每个正元素皆可表为平方,且任何奇数次多项式都有根。以下将给出几种等价的定义。
单词 | Real closed |
释义 |
Real closed
中文百科
实闭域 Real closed field(重定向自Real closed)
在数学中,实闭域或实封闭域是一类有序域,使得其中每个正元素皆可表为平方,且任何奇数次多项式都有根。以下将给出几种等价的定义。
英语百科
Real closed field 实闭域(重定向自Real closed)
In mathematics, a real closed field is a field F that has the same first-order properties as the field of real numbers. Some examples are the field of real numbers, the field of real algebraic numbers, and the field of hyperreal numbers. |
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