是不相交的 2005-7-5《集合论与图论》第3讲32 相对补集(set difference) ?相对补集: 属于A而不属于B的全体元素, 称为B对A的相对补集, 记作A-B A-B = { x | (x∈A) ∧ (x?
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unequal set difference set pair 不等势集差集偶
absolute difference set 绝对差集 ; 绝对差数套
difference-set code [自] [计] 差集码
free difference set 自由差集
simple difference set [数] 单差集 ; 简单差集
Produces the set difference of two sequences by using the default equality comparer to compare values.
使用预设相等比较子来比较值,以便产生两个序列的差异。
While we're on the topic of little software features that can make a big difference, I want the ability to set an icon for a folder.
现在我们来谈论一个小的但能产生大的区别的软件功能项,我希望有给文件夹设定图标的能力。
Every attribute in the data set should be normalized, whereby each value is divided by the difference between the high value and the low value in the data set for that attribute.
数据集内的每个属性都应该是规格化的,因此,每个值均除以该属性在数据集内的最高值与最低值间的差值。
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