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 5027 topics
ODBC output file is blank Ratna S 8:11 PM
Problems reading from Excel to AMPL mjdav...@gmail.com 4:52 PM
Can't find file Nvr 1:36 PM
Not writing a table via ODBC Ratna S 12:40 PM
syntax translation for constraints nik.r...@gmail.com 12:25 PM
Medeling non linear problem Cristian Vera 11:48 AM
the result is always 0 Olivia 11:45 AM
Error writing table with table handler odbc: Could not connect Ratna S 11:18 AM
neos/ampl-ipopt problem Dridi Marwa 8:38 AM
AMPL running cplex wont go past first node. Erin Mullin 8:23 AM
write model results into excel-sheet Eric E Sättar 11/16/17
Loop Issue with presolving Prat 11/16/17
How to define an objective function piecemeal gpb...@gmail.com 11/16/17
Error expected ; birajpa...@u.northwestern.edu 11/14/17
Result does not similar with display command haizu...@gmail.com 11/14/17
Distance Matrix Prabhupad Bharadwaj 11/14/17
Flow shop model switching job order 12eile...@gmail.com 11/14/17
How Randomly select an element from a 2-dimensional set in AMPL? Diego Fernandes Pantuza 11/14/17
Problems with submission to NEOS Server McKenna Davis 11/14/17
Code efficiency problem yik...@clarkson.edu 11/13/17
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