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线性闭包,Linear closurs
2023-03-31 15:30词典 人已围观
1)Linear closurs
线性闭包
2)Closure Property
闭包属性
3)closure property
闭包性质
4)attribute closures
属性闭包
1.
By analyzing the standard theory of relational database and making use of the knowledge of the functional dependency and diagram,this article mainly discusses how to evaluate candidate keys to relational Database by using attribute closures and functional dependency diagrams.
通过对关系数据库规范化理论的研究,利用函数依赖和图论的有关知识,分别从属性闭包和函数依赖图的角度讨论了如何求解候选码,并给出了一些具体实例。
5)Attribute chosure
属性集闭包
6)closed linear manifold
闭线性廖
补充资料:线性包
线性包
linear hull
线性包【l血earl.lll;几皿e豆H奴。6。加~〕,向量空间E中集合A的 包含向量空间E内集合A的所有子空间的交M.该集合M亦称为由A生成的子空间(su比p邵无). M.H.Bo甸ex伪c艺戒撰【补注】这也称为线性包络(场”红e口记lope).集合A的线性包的闭包称为该集的线性闭包(血。r cfos叽), 陈公宁译
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
线性闭包,Linear closurs
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