这种结合为两个资料表间的笛卡儿乘积(Cartesian product),两个资料表在结合时,不指定任何条件,即将两个资料表中所有的可能排列组合出来,以此例CROSS JOIN出来的结果资料列数为4×5=20...
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笛卡尔乘积 ( Cartesian product ): 笛卡尔乘积 是一个二元操作,用×表示。给定 关系R、S,它们做 笛卡尔乘积 的结果是将R 和S 中的所有元组联合起来组成的一个 ...
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the Cartesian product 笛卡尔积 ; 笛卡儿积
kartesisches Produkt cartesian product 笛卡儿积
fuzzy Cartesian product 模糊笛卡儿积
Ordered Pairs & Cartesian Product 序偶与笛卡尔积
Cartesian product of graphs 图的直积 ; 图的笛卡尔积
the Cartesian product of graphs 笛卡尔积图 ; 图的笛卡尔积
cartesian product codes 笛卡尔积码
strong cartesian product 强笛卡尔积
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同义词: intersection product
以上来源于: WordNet
N the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B 笛卡儿乘积 (Also called cross product) [maths]
In this paper, we study the crossing Numbers of the cartesian product graph.
本文研究一类笛卡尔积图的交叉数。
In this paper, a theorem for the binding number of multiple cartesian product of path and circuits is proven, and some limit properties of the binding number of multiple product graphs are presented.
本文证明了路与回路的多重笛卡尔乘积的联结数的一个定理,并给出了若干多重乘积图的联结数的极限性质。
Each data point or cell of a cube is the Cartesian product of members of its dimensions.
一个立方体的每个数据点或单元是它的维成员的笛卡尔乘积。
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