文献类型：期刊文献

英文题名：Spectral Condition for Spanning k-Ended Trees in t-Connected Graphs

作者：Zheng, Jiaxin[1];Huang, Xueyi[1];Wang, Junjie[1]

机构：[1]East China Univ Sci & Technol, Sch Math, Shanghai 200237, Peoples R China

年份：2026

卷号：33

期号：1

起止页码：7

外文期刊名：ALGEBRA COLLOQUIUM

收录：;WOS:【SCI-EXPANDED(收录号:WOS:001702674300015)】；

基金：The authors would like to thank the anonymous referees for their remarks and corrections, which have greatly improved the paper. X.Y. Huang is supported by the National Natural Science Foundation of China (Grant No. 11901540).

语种：英文

外文关键词：closure; Subject spectral radius; spanning k-ended tree; closure

摘要：For any integer k >= 2 , a spanning k-ended tree is a spanning tree with at most k leaves. In this paper, we provide tight spectral radius conditions for the existence of a spanning k-ended tree in t-connected graphs, which generalizes a result of Ao, Liu and Yuan (2023).