1) directed perfect difference family
有向完美差族
1.
In Chapter 1,we introduce some basic definitions and some known conclusions of perfect difference family,directed perfect difference family,perfect system of difference sets,additive sequence of permutations,(m,k,c)-system and its split,etc.
本论文主要研究具有特定参数的完美差族、有向完美差族、完美差集合系统的存在性等相关问题,给出了一些关于Z_(gv)中(gv,g,k,1)-有向完美差族与Z_(gv)中(gv,g,3,1)-有向完美差族以及(m,k,c)-系统(k=4,5)的新的存在性结果。
2) perfect difference family
完美差族
1.
In Chapter 1,we introduce some basic definitions and some known conclusions of perfect difference family,directed perfect difference family,perfect system of difference sets,additive sequence of permutations,(m,k,c)-system and its split,etc.
完美差族是组合设计理论中一个重要的概念,是具有某种特殊性质的一类差族,它可用于构造循环Steiner 2-设计C(v,k,1);此外,完美差族与完美差集合系统具有紧密的联系,它们在射电天文学、图论、实验设计、数字通讯以及计算机编码等重要领域都有广泛的应用。
3) Perfect Difference Families
完备差族
1.
The Existence of Balanced Difference Families and Perfect Difference Families;
平衡差族与完备差族的存在性
4) (ν,κ,λ)-CDDF
完全不相交差族
5) complete directed graph
完全有向图
1.
Let DK v denote the complete directed graph with v vertices,covering number C(v,m) of DK v is a minimum number of covering DK v by m circuits.
给出了完全有向图ＤＫｖ的覆盖数Ｃ（ｖ，ｍ），这里ｖ＝ｍ＋５，２ｍ－３且ｍ是大于１的奇数。
6) complete directed set
完全有向集
补充资料：差差
1.犹参差。不齐貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条