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关于稀疏图彩虹连通数的注记

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关于稀疏图彩虹连通数的注记 董九英1, 李学良21. 江西财经大学统计学院, 南昌 330013;
2. 南开大学组合数学中心, 天津 300071 Note That on the Rainbow Connection Number of Dense Graphs DONG Jiuying1, LI Xueliang21. School of Statistics Jiangxi University of Finance and Economics, Nanchang 330013, China;
2. Center for Combinatorics and LPMC-TJKLC, Nankai University, Tianjin 300071, China
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摘要一个边染色图G称为彩虹连通图如果图G中任意两个点有一条边染不同颜色的路相连.连通图G的彩虹连通数是使图G彩虹连通需要的最小颜色数,记为rcG).我们依据Caro和Chakrabortyet等人的思想,研究了稀疏图的彩虹连通数,并得到了一些推广性的结果.我们证明了对于k ≥ 2且G是一个阶为n有最小度δG)≥(n)/2-1+logk n或最小度和δ2G)≥ n-2+2logk n的非完全图,那么rcG)≤ k.我们也研究了非完全偶图中rcG)≤ k的邻域条件,以及直径为2的图中rcG)≤ k的最小度条件.
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收稿日期: 2015-03-08
基金资助:国家自然科学基金(No.11461030,71740021,11531011,11371205),江西省自然基金(No.20171BAB201011)和江西省教育厅科技(No.GJJ150463)资助项目.
引用本文:
董九英, 李学良. 关于稀疏图彩虹连通数的注记[J]. 应用数学学报, 2018, 41(1): 134-137. DONG Jiuying, LI Xueliang. Note That on the Rainbow Connection Number of Dense Graphs. Acta Mathematicae Applicatae Sinica, 2018, 41(1): 134-137.
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[1] Bondy, J A, Murty U S R. Graph Theory, GTM 244. Springer, 2008
[2] Chartrand G, Johns G L, McKeon K A, Zhang P. Rainbow connection in graphs. Math. Bohem., 2008, 133:85-98
[3] Dong J, Li X. Rainbow connection numbers and the minimum degree sum of a graph. Sci. China Ser. A, 2013, 43:7-14(Chinese Series)
[4] Dong J, Li X. Rainbow connection number, bridges and radius. Graphs and Combinatorics, 2013, 29:1733-1739
[5] Dong J, Li X. Upper bound involving parameter σ2 for the rainbow connection number. Acta Mathematiae Applicatae Sinica (English Series), 2013, 29:685-688
[6] Dong J, Li X. Rainbow connection number and independent number of a graph. Graphs Combin, 2016, 32:1829-1841
[7] Krivelevich M, Yuster R. The rainbow connection of a graph is (at most) reciprocal to its minimum degree. J. Graph Theory, 2010, 63:185-191
[8] Li X, Sun Y. Rainbow Connections of Graphs. Springer Briefs in Math., New York, Springer, 2012
[9] Caro Y, Lev A, Roditty Y, Tuza Z, Yuster R. On rainbow connection. Electron. J. Combin., 2008, 15:R57
[10] Chakraborty S, Fischer E, Matsliah A, Yuster R. Hardness and algorithms for rainbow connection. J. Combin. Optimization, 2011, 21:330-347

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