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- chromatic number of hypergraph 超图的色数
- The concept of the relaxed game chromatic number of graphs was introduced by Chou, Wang and Zhu in [21]. 一个图的松弛竞赛色数是由周,王,朱在[21]中提出的,并且它在图论中是极其有意义的。
- The adjacent vertex-distinguishing total chromatic number of Subdivision of Fn,Wn,Km,n was got in this paper. 对扇,轮,完全二部图作了简单的剖分,得到了它们的剖分图,并得到了其剖分图的邻点可区别全色数
- This paper discusses the upper chromatic number of the Cartesian product of co-hypergraphs. 讨论反超图的笛卡儿积的着色理论,求出了满足一定条件的反超图的笛卡儿积的上色数。
- The coloring problems are often discussed in many papers. Many papers are concerned with finding algorithms to reduce the chromatic number of graphs. 著色问题在许多论文中常被探讨,而这些论文最主要是找到好的演算法,来降低图形的最小著色数。
- The total chromatic number of a kind of graph have been got in this article.is a star and is a complete equal 2-partite graph. 作者单位:兰州交通大学;兰州交通大学86信箱甘肃兰州;西北第二民族学院信息与计算科学系宁夏银川;86信箱甘肃兰州
- The circular chromatic number of a graph is a natural generalization of the chromatic number of a graph introduced by Vince in 1988 under the name " the star chromatic number " . 一个图G的圆色数x_c(G)是图G的色数x(G)的自然推广,最初是由Vince于1988年以“星色数”的定义提出来的。
- The game chromatic number of a graph was introduced by Bodlaender[1] Recently, Chou, Wang and Zhu put forward a new concept-the relaxed game chromatic number of graph in [2]. 一个图的竞赛色数是由Bodlaender[1]首次提出的。 最近,周,王,朱在文献[2]中提出了松弛竞赛色数的概念,此概念在图论中占有很重要的地位。
- The problem about the minimum number of edges is discussed and an upper bound of the minimum number of edges of 3-unifomi C-hypergraphs with upper chromatic number 2 is given. 摘要讨论了3一致C超图的最小边数问题,给出了上色数为2的3一致C超图的最小边数的一个上界。
- Vince is a natural generalization of chromatic number. Vince定义的星着色数推广了一般的着色数的定义 .
- A dynamic coloring of a graph is a new concept which is introduced by Bruce Montgomery in 2001.This paper proves that the dynamic chromatic number of Halin graphs and Series-Parallel which is not 5-cycle is not more than four. 图的动态着色是BruceMontgomery于2001年引入的一个新概念。 本文分别证明了Halin图和非5圈的Series Parallel图的动态色数都不超过4。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- In this paper we characterize completely the entire chromatic numbers of all outerplane graphs with maximum degree 4. 完全刻划了所有最大度为4的外平面图的完备色数。
- A number of new hats were on parade at the wedding. 在婚礼上见到有些人戴著新式的帽子。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- I seriously question a number of your assertions. 对你所坚持的说法,有几点我甚为怀疑。
- A considerable number of guests have come. 相当多的客人已经来了。
- A number of possibilities come to mind. 我脑里出现了好几种可能性。
- Only a limited number of places are available. 只有少数地方可供使用。
- BOUNDS OF EDGE CHROMATIC NUMBER OF TREE GRAPH 树图边色数的界