Welcome   to...     Lu, Changhong's papers, books, etc.

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发表的主要论文：
1. On (d，2)-dominating numbers of binary undirected de Bruiijn graphs，Disc. Appl. Math. 105(2000)，137-145. (with J. Xu, K. Zhang)
2. On container length and wide diameter in unidirectional hypercube，Taiwanese J. of Math. 6(2002)，75-87. (with K. Zhang)
3. On (d，2)-dominating numbers of butterfly networks，Taiwanese J. Math. 6(2002)，515-521. (with R. Shao, K. Zhang)
4. Distance two labelings of graphs，European J. Combinatorics 24 (2003)，53-58. (with G.Chang)
5. The geodetic numbers of graphs and digraphs，Science in China A：Mathematics 50(2007)，1163-1172.
6. Extremal problems on consecutive L(2，1)-labellings，Disc. Appl. Math 155(2007)，1302-1313. (with L. Chen, M. Zhai)
7. An extremal problem on non-full colorable graphs，Disc. Appl. Math 155(2007)，2165-2173. (with M. Zhai)
8. No-hole 2-distant colorings for Cayley graphs on finitely generated abelian groups，Disc. Math 307(2007)，1808-1817. (with G. Chang, S. Zhou)
9. Labelling algorithms for paired-domination problems in block and interval graphs， J. Comb. Optim. 19（2010），457-470. (with L. Chen, Z. Zeng)
10. The upper and Lower geodetic numbers of graphs，Ars Comb. 91（2009），401-409. (with L. Dong, X. Wang)
11. Distance-two labellings of Hamming graphs，Disc. Appl. Math 157（2009），1896-1904. (with G. Chang, S. Zhou)
12. Hardness results and approximation algorithms of (weighted) paired-domination in graphs, Theoretical Computer Science 410 (2009)， 5063-5071. (with L. Chen, Z. Zeng)
13. Distance paired-domination problems on subclasses of chordal graphs，Theoretical Computer Science 410 (2009) ，5072-5081. (with L. Chen, Z. Zeng)
14. A linear-time algorithm for paired-domination problem in strongly chordal graphs， Information Processing Letters 110（2009），20-23. (with L. Chen, Z. Zeng)
15. Vertex-coloring edge-weightings of graphs, Taiwanese J. of Math. 159(2011），1807-1813.（with G. Chang, J. Wu, Q. Yu)
16.The L(2,1)-F-labeling problem of graphs, Taiwanese J. of Math. 159(2011), 1277-1285. (with G. Chang)
17. Identifying codes and locating-dominating sets on paths and cycles, Disc. Appl. Math 159(2011)，1540-1547. (with C. Chen, Z. Miao)
18. A conjecture on the number of SDRs of a (t, n)-family, European J. Combinatorics 33（2012），1-7.（with D.He)
19. Vertices in all minimum paired-dominating sets of block graphs, Journal of Combinatorial Optimization 24(2012), 176-191. (with L. Chen, Z. Zeng)
20. NP-completeness and APX-completeness of restrained domination in graphs, Theoretical Computer Science 448 (2012)，1-8. (with L. Chen, W. Zeng)
21. Three conjectures on the signed cycle domination in graphs, Journal of Combinatorial Optimization 25 (2013), 639-645. (with J. Guan, X. Liu, Z. Miao)
22. Path covering number and L(2,1)-labeling number of graphs, to appear in Discrete Applied Mathematics (with Q. Zhou)


主持的科研项目：
1. 图的标号问题与网络可靠性的图论研究，国家自然科学基金（No.10301010），2004.1---2006.12；
2. 图的标号问题与子图存在性的理论和算法研究，国家自然科学基金（No.60673048)，2007.1--2009.12；
3. 图的染色和控制集问题的理论和算法研究，国家自然科学基金（No.10971248)，2010.1--2012.12；
4. 超图的2-可染色性和图的控制集问题研究，国家自然科学基金（No.11371008），2014.1---2017.12；
5. 自动发箱和设备自动调度的数学模型，上海浦东国际集装箱码头有限公司，2006.11-2007.12；
6. 集团级多港口协同调度和集成资源配置平台，上海东源计算机自动化工程有限公司，2014.1-2015.12；