共 12 条
The Fan Graph is Determined by its Signless Laplacian Spectrum
被引:4
作者:
Liu, Muhuo
[1
,2
]
Yuan, Yuan
[3
]
Das, Kinkar Chandra
[4
]
机构:
[1] South China Agr Univ, Dept Math, 483 Wushan Rd, Guangzhou 510642, Peoples R China
[2] Shenzhen Univ, Coll Math & Stat, 3688 Nanhai Blvd, Shenzhen 518060, Peoples R China
[3] Hainan Univ, Sch Sci, 58 Renmin Ave, Haikou 570228, Hainan, Peoples R China
[4] Sungkyunkwan Univ, Dept Math, Seobu-Ro 2066, Suwon 16419, South Korea
基金:
新加坡国家研究基金会;
关键词:
signless Laplacian spectrum;
join graph;
graph determined by its spectrum;
D O I:
10.21136/CMJ.2019.0159-18
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
Given a graph G, if there is no nonisomorphic graph H such that G and H have the same signless Laplacian spectra, then we say that G is Q-DS. In this paper we show that every fan graph F-n is Q-DS, where F-n = K-1 proves Pn-1 and n >= 3.
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页码:21 / 31
页数:11
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