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 3260 topics
How to reuse variables in decomposition algorithms 3/1/15
Display IIS (irreducible infeasibility system) 3/1/15
Ample coding problem Hadeer Aboqamer 2/28/15
How to resolve ambiguity in solve_result_num codes when using Gurobi solver? Hamish Waterer 2/27/15
Could someone try running my MTSP problem Greg Netols 2/27/15
Piecewise linear function But Decreasing and having negative part Syed Taha Munir 2/27/15
Regarding SOS1 and SOS2 2/27/15
problem in solving indexed problems Hyperplane 2/26/15
AMPL expanding on RAM and writing contents of RAM to a file Mahmoud Al-Ashi 2/25/15
AMPL Mac: solver cplex full version does not work.. 2/24/15
RE: [AMPL 10064] indicator function AMPL Optimization 2/24/15
How do I feed a feasible solution AMPL model? 2/23/15
round up objective function value Cuong P Nguyen 2/22/15
SQL INSERT/DELETE statements from AMPL Stefan Lendl 2/21/15
Large-scale quadratic optimization problem seyyed ali pourmousavi 2/18/15
BARON Jeff Snider 2/18/15
Multiple traveling salesman / Vehicle routing problem - subtour elimination constraint Greg Netols 2/18/15
AMPL Linux: no odbc handler Stefan Lendl 2/18/15
defining a large upper/lower bound vector for decision variables seyyed ali pourmousavi 2/18/15
Linux ODBC problem Stefan Lendl 2/18/15
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