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 3444 topics
Constraint causes infeasibility Cenderze 6:12 PM
Problem with constraints due to subsets Sabine Reuter 12:34 PM
Eigenvalues as objective function? 9:46 AM
translate if then sentence into AMPL lidia saez 4/25/15
Binary variable definition Mariettoos 4/25/15
Finding certain suboptimal solutions in a MIP 4/24/15
Need help with subtours. Rabi 4/24/15
CPU Time Clarification- Algorithims KM 4/24/15
AMPL cannot be executed under musl 4/23/15
How to generate a vector of random numbers using the normal distribution in AMPL? Krzysztof W 4/23/15
How can I generate a vector of random numbers using the normal distribution? Krzysztof W 4/23/15
AMPL.exe stops working. Krishnendranath Mitra 4/22/15
AMPL Problem 4/22/15
Ranking with ILP Noor 4/21/15
memory size issue Noor 4/21/15
About AMPL presolve LN 4/20/15
genetic algorithm Nozhan Hosseini 4/20/15
put results in a memory parameter Nozhan Hosseini 4/19/15
loop question Tonghui Zhang 4/19/15
Optimality Gap Tolerance nmas 4/19/15
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