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OALib Journal期刊
ISSN: 2333-9721
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INTEGRAL TREES OF DIAMETER 4
直径为4的整树

Keywords: Integral trees of diameter 4,spectra of graphs,diophantine equations
直径为4的整树
,图谱,丢番图方程

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Abstract:

in this paper, we give a sufficient condition for graphs to be the integral treesof diameter 4. Many new types of integral trees of diameter 4 are given by using this condition.Finally, we propose several basic open problems.

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