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Dr. Ralphs is a co-founder and co-director of the Computational Optimization Research at Lehigh (COR@L) Laboratory and chairs Lehigh's High-performance Computing Steering Committee. Dr. Ralphs' research focuses on theoretical and computational aspects of the solution and analysis of mixed-integer linear programs, including the implementation of parallel algorithms and the use of high-performance computing platforms. Courses taught by Dr. Ralphs include an introduction to mathematical programming, integer programming, nonlinear programming, and algorithms in systems engineering. Dr. Ralphs has been with the faculty since 2000.
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