OpenSolver—A free optimizer for Excel

OpenSolver is free and open source software for Excel without any annoying limits on problem size. This kind of software makes me think of What’s Best. It is good for undergraduate’s hands-on project for OR related classes at the very beginning stage. It also provides API for Excel VBA, awesome! Even exists a Google Sheets version!…

Define optimization problems by LaTeX

First of all, this issue has bothered me A LOT for such a long time. But every time I just leave it away because the final version of my manuscript looks acceptable in its formatting of optimization problems, well, at least fits ok with the journal template.

Gurobi Python Interface

Gurobi released the latest 7.0 version optimizer in Oct. 2016, and Python modeling enhancements is one of the new features.