Permanent Index of Matrices Associated with Graphs

Electronic Journal Of Combinatorics

Tsai-Lien Wong¹ 

关键词: Permanent index;    Matrix;    Total weighting;   

DOI  :  

学科分类：离散数学和组合数学

来源: Electronic Journal Of Combinatorics

【 摘 要 】

A total weighting of a graph $G$ is a mapping $f$ which assigns to each element $z \in V(G) \cup E(G)$ a real number $f(z)$ as its weight. The vertex sum of $v$ with respect to $f$ is $\phi_f(v)=\sum_{e \in E(v)}f(e)+f(v)$. A total weighting is proper if

【 授权许可】

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