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Bahman Bornay

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Posted By Bahman Bornay Mon May 04, 2020 03:10 AM
Found In Egroup: Decision Optimization
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Dear Daniel, I appreciate your reply, and I would say that since the problem is very simple, I was solving it using IDE. Sincerely, BMB ------------------------------ Bahman Bornay ------------------------------
Posted By Bahman Bornay Mon May 04, 2020 02:44 AM
Found In Egroup: Decision Optimization
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Hello Everyone, I am solving a very simple LP, which, as was expected should return minus infinity (infeasible). On the course of solving a simple LP through column generation, I need to retrieve extreme rays, but I do not know how to do it in OPL CPLEX. dvar float+ x1; dvar float+ x2; ...
Posted By Bahman Bornay Mon May 04, 2020 02:44 AM
Found In Egroup: Decision Optimization
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Hello Everyone, I am solving a very simple LP, as part of a column generation, where the primal problem is unbounded (i.e. the dual is infeasible), for which I have to retrieve the direction of unboundedness a.k.a. extreme rays. The extreme rays I am looking for are r1 = (1,0) & r2 = (4,1). ...