第三部分主要研究双圈图的谱矩的基本性质和谱矩序列排列的一些规律性结论。
Section Three provides the mainly results on the spectral moment of bicycle graphs and its lexicographical order.
本文综述关于原始图与三次图的可圈度的近期结果并提出一些未解决的问题。
Recent results on primitive graphs and on the cyclability of cubic graphs are reviewed and several open problems are proposed.
第三部分研究了一种特殊图——置换图的完整度，给出了圈及路置换图的完整度及相关的一些结果。
The third chapter focuses on the integrity of a special kind of graphs-permutation graphs, especially the cycle permutation graphs.
第三章主要给出计算单圈图的零度的公式。
Then by means of maximum matching number we give aformula to calculate the nullity of unicyclic graphs.
第三章主要给出计算单圈图的零度的公式。
Then by means of maximum matching number we give aformula to calculate the nullity of unicyclic graphs.
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