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Ranking tournaments with no errors II: Minimax relation 期刊论文
JOURNAL OF COMBINATORIAL THEORY SERIES B, 2020, 卷号: 142, 页码: 244-275
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
Favorite  |  View/Download：114/0  |  Submit date：2020/05/24
Tournament  Feedback arc set  Integrality  Duality  Algorithm  
Ranking tournaments with no errors I: Structural description 期刊论文
JOURNAL OF COMBINATORIAL THEORY SERIES B, 2020, 卷号: 141, 页码: 264-294
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan;  Zhao, Qiulan
Favorite  |  View/Download：116/0  |  Submit date：2020/05/24
Tournament  Feedback arc set  Cycle packing  Minimax relation  Characterization  
The box-TDI system associated with 2-edge connected spanning subgraphs 期刊论文
DISCRETE APPLIED MATHEMATICS, 2009, 卷号: 157, 期号: 1, 页码: 118-125
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan
Favorite  |  View/Download：94/0  |  Submit date：2018/07/30
Polyhedron  Box total dual integrality  Graph  Cut  Traveling salesman problem  
A characterization of box-Mengerian matroid ports 期刊论文
MATHEMATICS OF OPERATIONS RESEARCH, 2008, 卷号: 33, 期号: 2, 页码: 497-512
Authors:  Chen, Xujin;  Ding, Guoli;  Zang, Wenan
Favorite  |  View/Download：92/0  |  Submit date：2018/07/30
binary clutter  binary matroid  regular matroid  box-total dual integrality  
A min-max relation on packing feedback vertex sets 期刊论文
MATHEMATICS OF OPERATIONS RESEARCH, 2006, 卷号: 31, 期号: 4, 页码: 777-788
Authors:  Chen, Xujin;  Ding, Guoli;  Hu, Xiaodong;  Zang, Wenan
Favorite  |  View/Download：87/0  |  Submit date：2018/07/30
min-max relation  feedback vertex set  clutter  packing  covering