| 粘合运算与去点运算下图的无赘数和上无赘数的变化 |
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| 引用本文： | 齐登记,王仕玲. 粘合运算与去点运算下图的无赘数和上无赘数的变化[J]. 青岛科技大学学报(自然科学版), 2004, 25(3): 275-278 |
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| 作者姓名： | 齐登记 王仕玲 |
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| 作者单位： | 青岛科技大学,数理系,山东,青岛,266061;山东沂源县职教中心,山东,沂源,256100 |
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| 摘 要： | 讨论了在粘合运算与去点运算下图的无赘数和上无赘数的变化 ,得到了几个不等式 .这有利于进一步研究图的控制问题
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| 关 键 词： | 控制集 无赘集 私邻点 |
| 文章编号： | 1672-6987(2004)03-0275-04 |
| 修稿时间： | 2003-11-19 |
The Behaviour of Irredundance Number and the Upper Irredundance Number for Deletion of a Vertex and Pasting of Two Vertices in Graphs |
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| QI Deng-ji ,WANG Shi-ling. The Behaviour of Irredundance Number and the Upper Irredundance Number for Deletion of a Vertex and Pasting of Two Vertices in Graphs[J]. Journal of Qingdao University of Science and Technology:Natutral Science Edition, 2004, 25(3): 275-278 |
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| Authors: | QI Deng-ji WANG Shi-ling |
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| Affiliation: | QI Deng-ji 1,WANG Shi-ling 2 |
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| Abstract: | The irredundance number and the upper irredundance number for the deletion of a vertex and the pasting of two vertices are discussed in this paper. Several inequalities are obtained. It is useful to do the further reseach on domination of graphs. |
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| Keywords: | domination set irredundant set private neighbor vertex |
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