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 4132 topics
AmplNLWriter and BonminNLSolver - option for time limit is not working! Mohsen Parsafard 6/30/16
MIP for puzzle 6/30/16
"Cannot find 'solver'" and other Errors Nic Woyak 6/30/16
How to express the multiplication in AMPL? 6/30/16
node limit with integer solution Fabian Wilschewski 6/27/16
time decomposition Taby 6/27/16
How to write MPS files after presolve using Matlab API? 6/27/16
error processing param Milan Marinkovic 6/26/16
Random binary value generation TFaiz 6/26/16
result not BINARY after adding another constraint Zarine Calugay 6/25/16
Need HELP in finding the model flaws! PLEASE!! Amir Lm 6/25/16
how to generate a binary matrix in ampl 6/25/16
max term in objective phonenix2016 6/25/16
Access NEOS server under proxy settings Partha Sarathi Mishra 6/25/16
cmd cannot print out 会飞的大象 6/25/16
Set of set with unkown size mohammad torabi 6/25/16
CONOPT solver_result_num 6/24/16
The NEOS server giving some error 6/24/16
IF ELSE constraint 6/24/16
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