| 一类一般线性聚亚苯基图M_h的Wiener拓扑指标 |
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| 引用本文： | 陈德勤.一类一般线性聚亚苯基图M_h的Wiener拓扑指标[J].四川理工学院学报(自然科学版),2003,16(1):20-24. |
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| 作者姓名： | 陈德勤 |
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| 作者单位： | 四川轻化工学院应用数学系,四川,自贡,643033 |
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| 摘 要： | 给出了一类一般线性聚亚苯基图hM的Wiener拓扑指标的递推公式,通过求解差分方程而得到了它的Wiener拓扑指标的精确表达式。最后给出了它推广到一般情形时,其图的Wiener拓扑指标的递推关系式。
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| 关 键 词： | 线性聚亚苯基图hM Wiener拓扑指标 差分方程 递推公式 精确表达式 |
| 文章编号： | 1008-438X(2003)01-0020-04 |
| 修稿时间： | 2002年12月19 |
Value of the Wiener Index for a Class of Linear Phenylene Molecular Graph Mh |
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| CHEN De-qin.Value of the Wiener Index for a Class of Linear Phenylene Molecular Graph Mh[J].Journal of Sichuan University of Science & Engineering:Natural Science Editton,2003,16(1):20-24. |
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| Authors: | CHEN De-qin |
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| Abstract: | A value of the Wiener index for a class of linear phenylene molecular graphhM is calculated, and a linear recursive formulas is obtained, and then a exact expressions is gained by solving some difference equations of the recursions.In the end a recursion of the general graph of phenylene molecular graphhM is gained. |
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| Keywords: | linear phenylene molecular graph hM wiener index difference equation linear recursive formulas exact expressions |
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