数学理论与应用 ›› 2025, Vol. 45 ›› Issue (1): 107-114.doi: 10.3969/j.issn.1006-8074.2025.01.007

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nNil-clean图的一些拓扑指数 

苏华东1,*;  梁准提2   

  1. 1. 北部湾大学理学院, 钦州, 535011; 2. 广西大学数学与信息科学学院, 南宁, 530001
  • 出版日期:2025-03-28 发布日期:2025-04-03

Some Topological Indices of Nil-clean Graphs of ℤn

SU Huadong1,* ; LIANG Zhunti2   

  1. 1. School of Science, Beibu Gulf University, Qinzhou 535011, China;  2. School of Mathematics and Information Science, Guangxi University, Nanning 530001, China
  • Online:2025-03-28 Published:2025-04-03
  • Supported by:
    This work is supported by the National Natural Science Foundation of China (Nos. 12261001, 12461001) and the Research Foundation Ability Enhancement Project for Young and Middle aged Teachers in Guangxi Universities (No. 025KY0477)

摘要: 本文确定模$n$剩余类环$\mathbb{Z}_n$的nil-clean图的,包括Sombor指数在内的,基于顶点度的几类拓扑指数.

关键词: Nil-clean图, 模$n$剩余类环, Sombor指数

Abstract: In this paper, we determine the Sombor index and some other vertex-degree-based topological indices for the nil-clean graphs of $\mathbb{Z}_n$, the ring of integers modulo $n$.

Key words: Nil-clean graph, Ring of integers modulo $n$, Sombor index