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Some features of boundary vertices of coronoid systems
Author(s): 
Pages: 464-466,477
Year: Issue:  4
Journal: JOURNAL OF FUZHOU UNIVERSITY(NATURAL SCIENCE EDITION)

Keyword:  冠状系统顶点边界;
Abstract: 就冠状系统和广义的单冠状系统,由欧拉公式给出了其边界上的2度顶点与3度顶点的关系:冠状系统G边界上的3度顶点数等于边界上的2度顶点数加6倍的非六角形内面数,然后减6;广义的单冠状系统H边界上的2度顶点数大于其3度顶点数加2.
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