Forthcoming Publications
- Cornuejols, G., Lee, D., & Li, Y. On the Rational Polytopes with Chvatal Rank 1. Mathematical Programming A, published online.
- Li, Y. & Szabo, J. An Edmonds-Gallai-Type Decomposition for the j-Restricted k-Matching Problem. Electronic Journal of Combinatorics,
Journal Articles
- Cornuejols, G. & Li, Y. (2018). When the Gomory-Chvatal Closure Coincides with the Integer Hull. Operations Research Letters, vol. 46
- Li, Y. (2014). The Nonnegative Node Weight j-Restricted k-Matching Problems. Mathematics of Operations Research, vol. 39
- Hartvigsen, D. & Li, Y. (2013). Polyhedron of Triangle-Free Simple 2-Matchings in Subcubic Graphs. Mathematical Programming A, vol. 138
- Hartvigsen, D. & Li, Y. (2011). Maximum Cardinality Simple 2-Matchings in Subcubic Graphs. SIAM Journal on Optimization, vol. 21
- Li, Y. & Tawarmalani, M. (2011). Multi-Period Maintenance Scheduling of Tree Networks with Minimum Flow Disruption. Naval Research Logistics, vol. 58
- Dey, S., Li, Y., Miller, L., & Richard, J.-P. (2010). On the Extreme Inequalities of Infinite Group Problems. Mathematical Programming A, vol. 121
- Li, Y., Miller, L., & Richard, J.-P. (2009). Valid Inequalities for MIPs and Group Polyhedra from Approximate Liftings. Mathematical Programming A, vol. 118
- Hartvigsen, D. & Li, Y. (2008). Polyhedral Results for 1-Restricted Simple 2-Matchings. SIAM Journal on Optimization, vol. 19
- Li, Y. & Richard, J.-P. (2008). Cook, Kannan and Schrijver's Example Revisited. Discrete Optimization, vol. 5
- Li, Y., Miller, L., & Richard, J.-P. (2008). New Inequalities for Finite and Infinite Group Problems from Approximate Lifting. Naval Research Logistics, vol. 55
- Bollapragada, R., Li, Y., & Rao, U. (2006). Budget-Constrained, Capacitated Hub Location to Maximize Expected Demand Coverage in Fixed-Wireless Telecommunication Networks. INFORMS Journal on Computing, vol. 18
- Cornuejols, G., Karamanov, M., & Li, Y. (2006). Early Estimates of the Size of Branch-and-Bound Trees. INFORMS Journal on Computing, vol. 18
- Andersen, K., Cornuejols, G., & Li, Y. (2005). Reduce-and-Split Cuts: Improving the Performance of Mixed-Integer Gomory Cuts. Management Science, vol. 51
- Andersen, K., Cornuejols, G., & Li, Y. (2005). Split Closure and Intersection Cuts. Mathematical Programming A, vol. 102
- Konemann, J., Li, Y., Parekh, O., & Sinha, A. (2004). An Approximation Algorithm for the Edge-Dilation K-Center Problem. Operations Research Letters, vol. 32
- Cornuejols, G., Li, Y., & Vandenbussche, D. (2003). K-Cuts: A Variation of Gomory Mixed Integer Cuts from the LP Tableau. INFORMS Journal on Computing, vol. 15
- Cornuejols, G. & Li, Y. (2002). A Connection Between Cutting Plane Theory and the Geometry of Numbers. Mathematical Programming A, vol. 93
- Cornuejols, G. & Li, Y. (2002). On the Rank of Mixed 0,1 Polyhedra. Mathematical Programming A, vol. 91
- Cornuejols, G. & Li, Y. (2001). Elementary Closures for Integer Programs. Operations Research Letters, vol. 28
- Cai, M., Li, Y., & Yang, X. (2000). Inverse Problems of Submodular Functions on Digraphs. Journal of Optimization Theory and Applications, vol. 104
- Cai, M., Li, Y., & Yang, X. (1999). Inverse Polymatroidal Flow Problems. Journal of Combinatorial Optimization, vol. 3
- Cai, M., Kano, M., & Li, Y. (1999). [k, k + 1]-Factor Containing Given Hamiltonian Cycle. Electronic Journal of Combinatorics, vol. 6
- Cai, M. & Li, Y. (1998). A Degree Condition for a Graph to Have [a, b]-Factors. Journal of Graph Theory, vol. 27
- Li, Y., Shi, M., & Tian, F. (1998). Tree Decompositions for a Certain Class of Graphs. Discrete Mathematics, vol. 189
- Cai, M. & Li, Y. (1997). Inverse Matroid Intersection Problem. Mathematical Methods of Operations Research, vol. 45
- Cai, M. & Li, Y. (1996). A Degree Condition for the Existence of Connected Factors. Australasian Journal of Combinatorics, vol. 14