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arXiv 1805.09151math.CO
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恰有两个正特征值的图的完全刻划

A complete characterization of graphs with exactly two positive eigenvalues

Fang Duan, Qiongxiang Huang, Xueyi Huang, Zoran Stanić, Jianfeng Wang

摘要:

在1977年史密斯的特点是图正好有一个积极的特征值。从那时起,许多特殊的结果有关的图正好有两个积极的特征值已经出现。在本文中,我们得出结论,这些图的充分表征这项调查。

英文摘要:

In 1977 Smith characterized graphs with exactly one positive eigenvalue. Since then, many particular results related to graphs with exactly two positive eigenvalues have emerged. In this paper we conclude this investigation by giving a full characterization of these graphs.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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