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Euler-Genus Distributions of Cubic Caterpillar-Halin Graphs
Bulletin of the Malaysian Mathematical Sciences Society ( IF 1.0 ) Pub Date : 2021-02-03 , DOI: 10.1007/s40840-021-01084-0 Jinlian Zhang , Xuhui Peng , Qiyao Chen
中文翻译:
三次毛虫-Halin图的Euler-属分布
更新日期:2021-02-03
Bulletin of the Malaysian Mathematical Sciences Society ( IF 1.0 ) Pub Date : 2021-02-03 , DOI: 10.1007/s40840-021-01084-0 Jinlian Zhang , Xuhui Peng , Qiyao Chen
In 2011, Gross derived an \(O(n^2)\)-time algorithm to calculate the genus distribution of a given cubic Halin graph. In this paper, with the help of the overlap matrix, we obtain a recurrence relation for the Euler-genus polynomials of cubic caterpillar-Halin graphs. Explicit formulas for the embeddings of the cubic caterpillar-Halin graphs into surfaces with Euler-genus 0, 1 and 2 are also obtained.
中文翻译:
三次毛虫-Halin图的Euler-属分布
在2011年,格罗斯推导了\(O(n ^ 2)\) -time算法来计算给定三次Halin图的属分布。在本文中,借助重叠矩阵,我们获得了三次履带-Halin图的Euler-genus多项式的递归关系。还获得了将三次履带-Halin图嵌入到Euler属0、1和2的曲面中的显式。