The value of the Wiener Index for a class of linear phenylene molecular graph is calculated, and the linear recursive formulas is obtained, and then the exact expressions are gained by solving some difference equations of the recursions.

  • 文章给出了一类一般线性聚亚苯基图hQ的Wiener拓扑指标的线性递推公式,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。

  • 互联网摘选 2025-01-20 19:04:19

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