期刊文献+

一个六阶图与路的笛卡尔积交叉数

On the Crossing Numbers of Cartesian Product of a 6-vertice Graph and Paths
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摘要 先构造F×Pn的一种好画法,由这种好画法计算出Cr(F×Pn)≤6n,然后利用数学归纳法证明Cr(F×Pn)≥6n,从而确定了F与Pn的笛卡尔积交叉数即Cr(F×Pn)=6n。 We first consider a good drawing of F × Pn , and through this good drawing we find Cr( F × Pn) ≤ 6n ; then we prove that Cr (F×Pn) ≥6n by induction, so we aasert that Cr (F×Pn) = 6n.
出处 《湖南人文科技学院学报》 2007年第6期3-5,共3页 Journal of Hunan University of Humanities,Science and Technology
基金 湖南省教育厅重点资助项目(05A037)
关键词 交叉数 笛卡尔积 graph crossing number Dath cartesian product
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参考文献8

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