Research

Papers, in Convex and Integer Programming, and applications of Optimization. .
Problem instances for some of the above papers. .
NEW: Basis Reduction, and the Complexity of Branch-and-Bound   G. Pataki and Mustafa Tural, submitted   Long version

Professional activities

• Seventh Dimacs Implementation Challenge: Semidefinite and Related Optimization Problems, 2000.
• Guest Editor for Computational Semidefinite Programming and Related Optimization Problems: The State of the Art,
  Mathematical Programming Series B, Vol 95, No. 2 (2003)
• Triangle Discrete Math and Optimization Day, 2004.
• Co-organizer, SPECIAL SESSION: Combinatorial Enumeration, Optimization, Geometry, and Statistics, AMS 2007 Fall Southeastern Meeting
• MIP 2008: Workshop on Mixed Integer Programming, Aug 4-7, Columbia University