节点文献
联系系统的一些结构性质
Some Structural Properties of Linking Systems
【摘要】 本文引进了联系系统的δ—对、δ算子、直和与连通性等新概念,得到了联系系统的一些结构性质。此外定义并讨论了有向联系系统。
【Abstract】 New concepts such as δ—pairs,δ operator,direct surn and connec- tivity of linking systems are introduced and some structural properties of linking systems are deduced.Furthermore directed linking systems are also investigated.
【关键词】 联系系统;
拟阵;
δ—对;
δ算子;
直和;
连通性;
有向联系系统;
【Key words】 linking system; matroid; δ—pair; δ operator; direct sum; connectivity; directed linking system;
【Key words】 linking system; matroid; δ—pair; δ operator; direct sum; connectivity; directed linking system;
- 【文献出处】 贵州大学学报(自然科学版) ,Journal of Guizhou University(Natural Science) , 编辑部邮箱 ,1988年01期
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