Computing the Merrifield-Simmons indices of benzenoid chains and double benzenoid chains

被引:18
|
作者
Oz, Mert Sinan [1 ]
Cangul, Ismail Naci [2 ]
机构
[1] Bursa Tech Univ, Fac Engn & Nat Sci, Dept Math, TR-16320 Bursa, Turkey
[2] Bursa Uludag Univ, Fac Arts & Sci, Dept Math, TR-16059 Bursa, Turkey
关键词
Double benzenoid chains; Double hexagonal chains; Hexagonal chains; Topological index; Merrifield-Simmons index; DOUBLE HEXAGONAL CHAINS; SENSITIVE GRAPHICAL SUBSETS; HOSOYA INDEX; ENUMERATION; RESPECT;
D O I
10.1007/s12190-021-01659-x
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we introduce the Merrifield-Simmons vector defined at a path of corresponding double hexagonal (benzenoid) chain. By utilizing this vector, we present reduction formulae to compute the Merrifield-Simmons index sigma(H) of the corresponding double hexagonal (benzenoid) chain H. As the result, we compute sigma(H) of H by means of a product of some of obtained six matrices and a vector with entries in N. Subsequently, we introduce the simple Merrifield-Simmons vector defined at an edge of given graph G. By using simple Merrifield-Simmons vector we present reduction formulae to compute the sigma(G) where G represents any hexagonal (benzenoid) chain.
引用
收藏
页码:3263 / 3293
页数:31
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