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主要科研成果 |
1. Wenzhong Liu,Yanpei Liu and Yan Xu,A Census of Boundary Cubic Rooted Planar Maps, Discrete Applied Mathematics, 155(2007)，1678－1688. (SCI，EI)
2. Wenzhong Liu and Yanpei Liu , 5－essential Rooted Maps on N5, Utilitas Mathematica,72(2007)，51－64. (SCI)
3. Wenzhong Liu and Yanpei Liu ,Enumeration of Three Kinds of Rooted Maps on the Klein Bottle, J. Appl. Math & Computing, 24 (2007), No.1-2, 411－419. (EI)
4. Wenzhong Liu and Yanpei Liu,The Number of Rooted Essential Maps on Surfaces, Acta. Mathematica. Sinica ,8(24)(2008),1303-1312. (SCI)
5．Wenzhong Liu and Yanpei Liu, Rooted General Maps on All Surfacs, to appear in Ars Combinatoria. (SCI)
6. 刘文忠,刘彦佩,曲面 上三类根地图的计数, 北京交通大学学报,3(2007), 63－66.
7. 王丽平 刘文忠 一类非性线椭圆型微分方程解的存在唯一性研究，应用数学学报31(5)(2008),826－835.
8. 钟宝江 马凯光 刘文忠，计算机视觉中的曲率尺度空间技术: 基本概念与理论进展，2009年中国第一届模式识别研讨会,IEEE(2010.3.) (EI)
9. Wenzhong Liu and Yichao Chen, Polyhedral embeddings of snarks with arbitrary nonorientable genera, Electronic Journal of Combinatorics, 19(3) 2012, #P14. (SCI）
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