RETRACTED: Computing Topological Descriptors and Polynomials of Certain 2D Chemical Structures (Retracted Article)

被引:1
|
作者
Izhar, Muhammad Mubashir [1 ]
Perveen, Zahida [2 ]
Alrowaili, Dalal [3 ]
Azeem, Mehran [4 ]
Siddique, Imran [5 ]
Imran, Shahid [1 ]
Sardar, Muhammad Shoaib [1 ]
机构
[1] Minhaj Univ Lahore, Sch Math, Lahore, Pakistan
[2] Lahore Garrison Univ, Dept Math, Lahore, Pakistan
[3] Jouf Univ, Coll Sci, Math Dept, POB 2014, Sakaka, Saudi Arabia
[4] Univ Engn & Technol RCET, Lahore, Pakistan
[5] Univ Management & Technol, Dept Math, Lahore 54770, Pakistan
关键词
ZAGREB; INDEX;
D O I
10.1155/2021/8718807
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
In the fields of mathematical chemistry, a topological index, also known as a connectivity index, is a type of a molecular descriptor that is calculated based on the molecular graph of a chemical compound. Topological indices are an analytical framework of a graph which portray its topology and are mostly equal graphs. Topological indices (TIs) are numeral quantities that are used to foresee the natural correlation among the physicochemical properties of the chemical compounds in their fundamental network. TIs show an essential role in the theoretical abstract and environmental chemistry and pharmacology. In this paper, we compute many latest developed degree-based TIs. An analogy among the computed different versions of the TIs with the help of the numerical values and their graphs is also included .In this article, we compute the first Zagreb index, second Zagreb index, hyper Zagreb index, ABC Index, GA Index, and first Zagreb polynomial and second Zagreb polynomial of chemical graphs polythiophene, nylon 6,6, and the backbone structure of DNA.
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页数:16
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