AMPL

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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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Topics (6349)
Replies Last Post Views
[AMPL 18856] error using Knitro by SS
5
by AMPL mailing list
[AMPL 18873] upper bound error by Anoop K P
3
by AMPL mailing list
[AMPL 18874] Help - Support Request by Riccardo Cambini
1
by AMPL mailing list
[AMPL 18887] IMPORT DATA FROM EXCEL by Rafael Bernardo Carm...
0
by Rafael Bernardo Carm...
[AMPL 17162] Variable based condition in a constraint - is there a workaround? by lothar.loewer
16
by AMPL mailing list
[AMPL 18876] problema with ampl by paula sanchez de los...
1
by AMPL mailing list
[AMPL 18824] Besoin d'aide pour le problème suivant: by moimeme diaby
9
by moimeme diaby
[AMPL 18867] HELP WITH FLOAT VARIABLE by Cinthya Velásquez
1
by AMPL mailing list
[AMPL 18866] lagrangian relaxation with gurobi solver by roranska
1
by AMPL mailing list
[AMPL 18861] How we can make thousands of set in ampl? by Naghmeh Shahverdi
1
by AMPL mailing list
[AMPL 18860] Help with AMPL by Apple Secada
1
by AMPL mailing list
[AMPL 18786] Different AMPL results using different computers by Hero One
5
by AMPL mailing list
[AMPL 18852] Commande Ampl by moimeme diaby
1
by AMPL mailing list
[AMPL 18450] Baron exitcode 18446744072635809797 by Alba Victoria
15
by Alba Victoria
[AMPL 18475] Demande d'aide pour résoudre mon problème by Sekou Diaby
34
by moimeme diaby
[AMPL 18821] Starting MILP with an initial solution by hurbutun
7
by hurbutun
[AMPL 18843] Finding the Feasible Region by Vivek Patle
1
by AMPL mailing list
[AMPL 18840] Stochastic programming problem by elaadani
1
by AMPL mailing list
[AMPL 18799] if else statement and objective function by SS
9
by AMPL mailing list
[AMPL 18820] Problem relating let and fix using several problem definitions by lothar.loewer
2
by lothar.loewer
[AMPL 18832] Best Practices for saving a large matrix (thousands by tens of thousands of cells)? by Matthew Hall
1
by Matthew Hall
[AMPL 18825] Linearization of a non-linear function by Nazanin Rad
4
by Nazanin Rad
[AMPL 18792] AMPL IDE logging by Víctor Mario Noble R...
5
by AMPL mailing list
[AMPL 16548] Saving files in a directory by Rakesh Mallipeddi
8
by parmida.danyali
[AMPL 18804] How to input 3D parameter into AMPL's data mode? by say3.sk
1
by AMPL mailing list
[AMPL 18760] Solving problem in AMPL by Sarah Wensing
12
by Sarah Wensing
[AMPL 18800] Flow Shop model by Jonas Webers
1
by AMPL mailing list
[AMPL 18794] Error for already defining a set by mohammad Majd
1
by AMPL mailing list
[AMPL 18799] Flow Shop model by Jonas Webers
0
by Jonas Webers
[AMPL 18799] If statement and objective function by SS
0
by SS
[AMPL 18773] Exception in Summation and Indexing of Parameter by Vivek Patle
3
by AMPL mailing list
[AMPL 18773] Understanding Couenne output by Paloma Auladell
1
by pietro belotti
[AMPL 6592] HOW TO LINEARIZE PRODUCT OF TWO CONTINUOUS VARIABLE by hesam eivazy
3
by AMPL mailing list
[AMPL 18769] Re: Help on How to Plot Figures Using MatLab AMPL API by Richard
1
by AMPL mailing list
[AMPL 16548] Error when trying to change the directory by R Reddy
19
by Philippe
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