AMPL Modeling Language

This is a discussion and help group for AMPL, an algebraic modeling language for optimization problems of many kinds.  AMPL lets people use common notation and familiar concepts to formulate models and examine solutions, while the computer manages communication with appropriate solvers.

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Showing 1-20 of 4177 topics
To add a Gurobi Solver to an existing AMPL installation on Linux 蔡睿翊 12:23 PM
How to create a set of two parameters where the values are binary biz 11:42 AM
Re: [AMPL 12375] How to define a set with two parameters where value is binary Victor 11:29 AM
fix and optimize Heuristik - retailer decomposition Taby 9:34 AM
AMPl from OPtiRisk and AMPL Optimization Inc 7/28/16
Presolve request 7/28/16
how to write constraint "<number> in <set>"? 7/28/16
Compare two models with performance and efficiency. 문재영 7/28/16
Computational cost between variable bound constraints and inequalities constraints 문재영 7/28/16
Limit time with Couenne Ana Belén 7/28/16
AMPL & AMPL studio 7/27/16
MinFUNC 7/27/16
RE: [AMPL 12359] Computational cost between variable boundary constraints and inequalities constraints Robert Fourer 7/27/16
How does the option writeprob work? Luiza Real 7/26/16
Name of variables in the .lp file for a QCQP problem. Walton P. Coutinho 7/26/16
AMPL could not be started - C++ API in XCode Rick 7/26/16
how to generate scenario tree from asset projection 7/25/16
Initial Feasible Solution Nic Woyak 7/25/16
DEA Models Alessandro Oscar Gilardino Arias 7/25/16
Polygons in AMPL Jeff Snider 7/25/16
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