Valid inequalities for mixed integer linear programs
Mathematical Programming: Series A and B
The Chvátal-Gomory Closure of a Strictly Convex Body
Mathematics of Operations Research
On the Chvátal-Gomory closure of a compact convex set
IPCO'11 Proceedings of the 15th international conference on Integer programming and combinatoral optimization
The chvátal-gomory closure of an ellipsoid is a polyhedron
IPCO'10 Proceedings of the 14th international conference on Integer Programming and Combinatorial Optimization
Facial structure and representation of integer hulls of convex sets
IPCO'13 Proceedings of the 16th international conference on Integer Programming and Combinatorial Optimization
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The question as to whether the Gomory-Chvátal closure of a nonrational polytope is a polytope has been a longstanding open problem in integer programming. In this paper, we answer this question in the affirmative by combining ideas from polyhedral theory and the geometry of numbers.