闭包,closure
1)closure[英]["kl????(r)][美]["klo??]闭包
1.Parallel algorithm of generatingclosure of RDFS source;RDFS数据源的并行闭包生成算法(英文)
2.Kernel andclosure of Vague relation;Vague关系的核与闭包
3.Application about Closure of Attribute in Calculating Candidate keys for Relational Schema;属性集闭包在求解关系模式候选关键字中的应用
英文短句/例句
1.The property of being mathematically closed.闭合，闭包闭合精确程度的特性
2.The Research of Fuzzifying Closure SystemFuzzifying闭包系统的研究
3.The ring C is called the integral closure of A in B.环C叫作A在B中的整闭包。
4.Study on Some Properties of LF-closure Spaces;LF闭包空间中某些拓扑性质的研究
5.On σ-weakly Hereditarily Closure-preserved Family and CC_ω-spaces;关于σ-弱遗传闭包保持集族和CC_ω空间
6.A New Algorithm of First Closure Based on Transitive Closure;基于传递闭包的First集合的求解算法
7.An Improved Algorithm and the Application in Shortest Path Based on Transitive Closure;基于闭包的最短路径改进算法及应用
8.The interior operater and closure operater in the L-fuzzy topological spaces;L—Fuzzy拓扑空间的内部算子与闭包算子
9.L-Fuzzy Derived Set Inequality、Closure Inequality and Good SpacesL-Fuzzy导集不等式、闭包不等式与良空间
10.A Result of the 3-Closure of the (K_(1,4);2)-graph(K_(1,4);2)-图的3-闭包的一个性质
11.L-fuzzy Closure Operator and Its Equivalent CharacterizationsL-fuzzy闭包算子及其等价刻画
12.An attachment is open and could not be closed. Close either the source application or the item containing the attachment.有一附件处于打开状态，无法关闭。请关闭源应用程序或关闭包含该附件的项目。
13.Use this command to close all window containing the active document选择此命令关闭包含当前文件在内的所有窗口
14.The state of being enclosed.包围（含）被包围或关闭的状态
15.Staple header card to the package for a secure closure将标题卡订到包装上予以封闭
16.Packing containers-Closure of drumsGB13251-1991包装容器钢桶封闭器
17.Contract to run an enterprise on the verge of Bankruptcy承包一家濒临倒闭的企业
18.uncomfortably closed or hemmed in.令人不适的封闭或者包围。
相关短句/例句
hermetic storage密闭包装
3)closure operation闭包运算
1.The definitions of interior and closure of a set about a subbase for a topological space are introduced in this paper,and then some properties of them are discussed;the agreeable condition of the topology determined by theclosure operation,interior operation and subsetfamily is gained.首先引入了拓扑空间的子集关于某个子基的内部和闭包的定义,然后讨论了它们的一些性质;在此基础上得出了闭包运算、内部运算与子集族确定的拓扑相同的条件。
4)transitive closure传递闭包
1.The application of Warshall s algorithm in judging transitivity binary relation and solving thetransitive closure;Warshall算法在判别传递性与求传递闭包中的应用
2.A method of solvingtransitive closure based onbacktracking spread information and coding technique;基于带回溯传播信息和编码技术的求解传递闭包方法
5)path closure路径闭包
1.Based on the definition of XFD, the inference rules for XML and logical implication is studied, and a set of inference rules, apath closure algorithm and membership algorithm are presented, an.在此基础上,研究了XFD的逻辑蕴含问题,提出了求解路径闭包算法和成员籍算法。
2.Based on the definition of XFD, the inference rules for XML and logical implication is studied and a set of inference rules is presented and in- ference rules s correctnessand completeness is proved, as well as apath closurealgorithm and membership algorithm are presented.在这种XFD定义的基础上研究了XML的推理规则和逻辑蕴涵问题,提出了一组推理规则集并证明了推理规则的正确性和完备性,给出了求解路径闭包算法和成员籍算法。
6)closure operator闭包算子
1.On the relations between poset matroids andclosure operators;关于偏序集拟阵与闭包算子的关系
2.The rank function is introduced for poset greedoids on the base of poset matroids,and theclosure operators are defined and a series of properties of closure operaters of poset greedoids are discussed.在偏序集拟阵的基础上,引入了偏序集广义拟阵的函数,定义了偏序集广义拟阵的闭包算子,讨论了偏序集广义拟阵的一系列性质。
延伸阅读
闭包关系闭包关系closure relation闭包关系「d渭u比比lati阅;、，aM峨a““，oT“o山en，，el.闭包运算(elosure operation)，偏序集M中的M到它自身的单值映射，使每个元素a任M，映为元素互〔M，称为a的闭包(dosure)，使得下列条件戍立:l)a‘a;2)若a(b，则丁毛b;以及3)贡=丁.如果元素a就是它自己的闭包，则称a是闭的(d“ed).在集M中，只要定出它所有的闭元，就唯一地确定了M的一个闭包运算.特别在M是由任意集合X的所有子集构成的集合，按集合的包含关系为序时，我们可在X上来谈论闭包运算.在任意集合X上，一个闭包运算可以这样来规定:任取一个由子集所成的族，其中包含X自身，而且关于任意多的交是封闭的，以这个族作为X的闭子集族.两个带有闭包运算的偏序集，如果存在一个偏序集的同构，使得闭集的象和闭集的原象都是闭的，则称它们是同构的.对于由X的所有子集所成的集合来说，一类在数学上有相当重要性的闭包运算要求满足下述附加条件:空集是闭集，X的二个子集的并的闭包等于它们的闭包的并.满足此条件的闭包运算称作集合x上的拓扑(topology on the set)·【补注】闭包运算又称作印粤纂于(dosure Operator)或攀篡于(joino沐ra‘or)(见[l])·集合X的一族子集，如果在任意交下是封闭的，则称之为闭包系(d洗uresystem).例如仿射空间A中所有子空间所成的族，如上所述，它给出A的子集上的一个闭包运算.与有限并可交换的闭包运算，为表示崇敬【AI]的作者，常称作Kuratowski闭包运算(Kuratowskid谓ureo讲ration).具有闭包运算的压双e代数(Boolean al罗-bra)有时称作甲粤华攀(d，ure al罗bra)(见[A2])·
