The crossing number of a projective graph is quadratic in the face-width
The crossing number of a projective graph is quadratic in the face-width
复制标题
射影图的交叉数是面宽的二次方
DOI:
10.1016/j.endm.2007.07.037
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发表时间:
2007
期刊:
影响因子:
--
通讯作者:
G. Salazar
中科院分区:
文献类型:
--
作者:
I. Gitler;Petr Hliněný;J. Leaños;G. Salazar