图的 Sombor 索引定义为其 Sombor 矩阵的矩阵元素之和的一半。
Sombor 索引
另请参阅
Sombor 矩阵使用 Wolfram|Alpha 探索
参考文献
Guo, X. 和 Gao, Y. "Arithmetic-Geometric Spectral Radius and Energy of Graphs." MATCH Commun. Math. Comput. Chem. 83, 651-680, 2020.Gutman, I. "Geometric Approach to Degree-Based Topological Indices: Sombor Indices." MATCH Commun. Math. Comput. Chem. 86, 11-16, 2021.Gutman, I. "Spectrum and Energy of the Sombor Matrix." Vojnoteh. Glas. 69, 551-561, 2021.Liu, H.; You, L.; Huang, Y.; Fang, S. "请引用为
Weisstein, Eric W. "Sombor 索引。" 来自 MathWorld-- Wolfram 网络资源。 https://mathworld.net.cn/SomborIndex.html