刘文忠，南京航空航天大学副教授，硕士生导师。2007年毕业于北京交通大学，获理学博士学位。2014年11月至2015年11月于美国范德堡大学访学一年。毕业后一直从事图论方向研究，研究兴趣包括：图在曲面上的嵌入、图的亏格、图中圈分解和圈覆盖等等。主持或参与国家自然科学基金、中国博士后基金，南京航空航天大学基本业务费等项目。目前在《Journal of Combinatorial Theory,Series B》、《European Journal of Combinatorics》、《The Electronic Journal of Combinatorics》等国内外学术期刊上发表论文近二十篇。

教育经历 2004.9 -- 2007.7北京交通大学 运筹学与控制论 博士研究生毕业 理学博士学位 2001.9 -- 2004.6华中师范大学 运筹学与控制论 硕士研究生毕业 理学硕士学位 1995.9 -- 1999.6湖北三峡学院 数学与应用数学 大学本科毕业 理学学士学位

工作经历 2011.3 -- 2014.11南京航空航天大学 2007.7 -- 至今南京航空航天大学 2004.9 -- 2007.7北京交通大学 2001.9 -- 2004.7华中师范大学

科研项目 [1]基于复杂网络结构理论的图的嵌入问题研究 [2]snark图在曲面上嵌入的两类问题的研究 [3]曲面地图的不对称普查 [4]基于结构图论的一般图嵌入分布的研究 [5]曲面上地图的计数

授课信息 高等数学Ⅱ(1) /2020-2021 /春学期 /80课时 /0.0学分 /08101120.49

graph theory and its application 图论及其应用

图论及其应用

15. Wenzhong Liu, Qing Cui, Yunzhuo Wang, On 4-connected 4-regular graphs without even cycle decompositions, submitted

14. Wenzhong Liu, Dandan Wang, Liping Wang, Yan Yang, Strongly even cycle decomposable non-planar line graphs, submitted

13. Wenzhong Liu, M. N. Ellingham, Dong Ye, Minimal quadrangulations of surfaces, Journal of Combinatorial Theory Series B, Accepted

12. Wenzhong Liu, Jiancheng Wang, Qing Cui, Yan Yang, Strongly even cycle decomposable 4-regular line graphs, European Journal of Combinatorics, 94(2021), 103315.

11. Qing Cui, Wenzhong Liu, A note on 3-bisections in subcubic graphs, Discrete Applied Mathematics, 285(2020), 147-152.

10. Wenzhong Liu, Huazheng You, Qing Cui, On even cycle decompositions of line graphs of cubic graphs. Discrete Mathematics, 343(2020), 111904.

9. Wenzhong Liu, Panpan Li, Decompositions of cubic traceable graphs, Discussiones Mathematicae Graph Theory,40 (2020),35-49.

8. Wenzhong Liu, Serge Lawrencenko, Beifang Chen, M.N. Ellingham , Nora Hartsfield, Hui Yang, Dong Ye, Xiaya Zha, Quadrangular embeddings of complete graphs and the Even Map Color Theorem, Journal of Combinatorial Theory Series B,139(2019)1-26.

7. Wenzhong Liu, Tingru Shen and Yichao Chen, Nonorientable Genera of Petersen Powers, Acta Mathematica Sinica, English Series, 31(2015), No. 4, 557–564

6. Wenzhong Liu and Yanpei Liu, Rooted general maps on all surfaces, Ars Combinatoria, 117(2014), 425-433.

5. Wenzhong Liu and Yichao Chen, Polyhedral embeddings of snarks with arbitrary nonorientable genera, The Electronic Journal of Combinatorics 19(3)(2012), #P14.

4. Wenzhong Liu and Yanpei Liu, The number of rooted essential maps on surfaces, Acta Mathematica Sinica, English Series, 24(2008), No.8, 1303-1312.

3. Wenzhong Liu,Yanpei Liu and Yan Xu, A census of boundary cubic rooted planar maps, Discrete Applied Mathematics, 155(2007),1678－1688.

2. Wenzhong Liu and Yanpei Liu，~5-essential rooted maps on N5, Utilitas Mathematica, 72(2007), 51-64.

1. Wenzhong Liu and Yanpei Liu, Enumeration of three kinds of rooted maps on the klein bottle, J. Appl. Math. & Computing 24 (2007),411－419.

[1] 刘文忠,刘文忠,刘文忠等.On even cycle decompositions of line graphs of cubic graphs.Discrete Mathematics,2020 [2] 刘文忠,,等.DECOMPOSITIONS OF CUBIC TRACEABLE GRAPHS.DISCUSSIONES MATHEMATICAE GRAPH THEORY,2020 [3] 刘文忠,Ellingham, M. N.,Ellingham, M. N.等.Quadrangular embeddings of complete graphs and the Even Map Color Theorem.JOURNAL OF COMBINATORIAL THEORY SERIES B,2019