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树的强共谱性

Q3 Mathematics
Algebraic Combinatorics Pub Date : 2022-06-07 DOI:10.5802/alco.288
G. Coutinho, Emanuel Juliano, Thomás Jung Spier
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引用次数: 1

摘要

我们证明了没有一个树包含一组三个顶点，它们是成对强共谱的。这回答了Godsil和Smith在2017年提出的一个问题。
本文章由计算机程序翻译，如有差异，请以英文原文为准。
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Strong cospectrality in trees
We prove that no tree contains a set of three vertices which are pairwise strongly cospectral. This answers a question raised by Godsil and Smith in 2017.
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来源期刊
Algebraic Combinatorics
Algebraic Combinatorics Mathematics-Discrete Mathematics and Combinatorics
CiteScore
1.30
自引率
0.00%
发文量
45
审稿时长
51 weeks
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