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 5237 topics
Run summation over subset 9:20 PM
baron problem YIHSU CHEN 4:03 PM
AMPL var bs param khan 4:03 PM
BARON solution PPayam 4:03 PM
Prod operator R Reddy 4:02 PM
Problem: J already defined Eduardo Bessa 4:02 PM
Count how many times a constraint has been used Marco Leonessi 10:22 AM
Problem with IF-THEN-ELSE constraint Marco Leonessi 4:14 AM
Connecting AMPL to MySQL Graham Edwards 3/21/18
indexing over subset elements and read data Rupsana Parveen 3/21/18
"AMPL Process Has Terminated" 3/21/18
Problem reading data from text file Artur Zygadło 3/20/18
Objecive function format Abilash25 3/20/18
Reformulation of a model with ASL Joaquín O.C. 3/19/18
error running baron: termination code 11 Mauro Viegas 3/19/18
Parametrize solver options 3/18/18
Constraint with a set defined in a set Erry Olden 3/16/18
Expression whose definition is dependent of a set Erry Olden 3/16/18
Unexpected end of file Shahd Tagelsir 3/15/18
AMPL does not response to the commands and not catch errors in the code Eric E Sättar 3/15/18
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