下界集,set of lower bounds

1)set of lower bounds
下界集

2)sets/infimum
集/下确界

3)ordered set bounded below
下有界有序集

4)Lower bound
下界
1.
The lower bound of efficiencies of least square estimate with respect to the ridge estimate;
最小二乘估计相对于岭估计的效率下界


2.
Solving bottleneck travelling salesman problem with competitive decision algorithm based on quick lower bound estimation;
基于快速下界估算的瓶颈旅行商问题竞争决策算法


3.
The lower bound of tenable probability about inequation group;
关于不等式组成立的概率下界


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5)Lower bounds
下界
1.
Two Circulant Graphs of Prime Order and New Lower Bounds of Eight Classical Ramsey Numbers;
两个素数阶循环图与八个经典Ramsey数的下界


2.
Lower Bounds for Three 2-color Van der Waerden Numbers W(k_1,k_2);
3个二色Van der Waerden数W(_k1,k_2)的下界


3.
In this paper,we give the estimates for the upper and lower bounds on the inverse elements of strictly diagonally dominant periodic tridiagonal matrices,and improve the latest findings.
本文给出了严格对角占优周期三对角矩阵逆元素上界和下界的估计,改进了一些学者近期的研究结果。


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6)lower segment
下集
1.
The set of all Boolean association rules is just a lower segment of the graded poset.
由事物数据库的项目集构造一个分层偏序集,使所有布尔关联规则之集构成该分层偏序集的一个下集。


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补充资料：下界
【下界】　（界名）人界也。对于天上界而言。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。

下界集,set of lower bounds