These codes are written in AMPL. AMPL (A Mathematical Programming Language) is a high-level language for expressing optimization models. It is widely used in academia and industry to model and solve linear, nonlinear, and integer optimization problems. More about AMPL, please click https://ampl.com/
This program lays the foundation for the following paper: Bo Zeng, Long Zhao, Solving two-stage robust optimization problems using a column-and-constraint generation method, Operations Research Letters, Volume 41, Issue 5, 2013, Pages 457-461, ISSN 0167-6377, https://doi.org/10.1016/j.orl.2013.05.003. (https://www.sciencedirect.com/science/article/pii/S0167637713000618)
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