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 (5809)
Replies Last Post Views
[AMPL 666] Passing arrays to external function by Vladimir-29
4
by Robert Fourer-2
[AMPL 716] Desperately need help by Luna-5
1
by Robert Fourer-2
[AMPL 720] "0-dimensional slice " again!!! by niekele-2
0
by niekele-2
[AMPL 719] by niekele-2
0
by niekele-2
[AMPL 718] "0-dimensional slice " again!! by niekele-2
0
by niekele-2
[AMPL 717] by niekele-2
0
by niekele-2
[AMPL 715] Re: 0-slice dimension by Robert Fourer-2
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by Robert Fourer-2
[AMPL 713] Application. by Geoff Hopewell
0
by Geoff Hopewell
[AMPL 712] 0-slice dimension by niekele-2
0
by niekele-2
[AMPL 691] CPLEX -Constraints 'C7' and 'C33' are inconsistent?? by MickyStone
2
by Robert Fourer-2
[AMPL 698] Reading unformatted data...... by sarang.jagdale@gmail...
1
by Robert Fourer-2
[AMPL 702] Endtree command by Steven Harrod
1
by Robert Fourer-2
Initializing a Variable by mathgirl
1
by Rafael Avalos
[AMPL 701] Widgets TV Labs Site by tricky issue
0
by tricky issue
[AMPL 697] CPLEX 10.1.0: QP Hessian is not positive semi-definite.; no basis. by joanna.w.zhao
1
by Hans Mittelmann
[AMPL 694] How can we make the computation more quickly ? by lily-17
2
by lily-17
[AMPL 689] (no subject) by ziming guan
2
by ziming guan
[AMPL 687] Setting initial values by Bruce Moore-2
1
by Robert Fourer-2
[AMPL 684] Tables and loops by ma_v
1
by Bruce Moore-2
[AMPL 669] Measurement of Solver CPU time by Alistair Clark
1
by Robert Fourer-2
[AMPL 679] interpolation within a model by Dieter Kraft
1
by A. Ismael F. Vaz
[AMPL 671] about creating a constraint by John-306
3
by Robert Fourer-2
[AMPL 673] Lingering Solution Values or Objects by Steven Harrod
2
by Robert Fourer-2
[AMPL 667] OSPF routing problen in AMPL by niekele
0
by niekele
[AMPL 665] Help in modeling a constraint by shree-4
0
by shree-4
[AMPL 659] CPU time until best integer solution found by pratimusc
2
by Hans Mittelmann
[AMPL 660] crew scheduling by ruchira.guha
1
by Pavan M
[AMPL 656] clear partial indexed parameters by Eric-105
1
by Eric-105
[AMPL 657] CPLEX - build by row by Pavan M
0
by Pavan M
CPLEX - build by row by Pavan M
0
by Pavan M
[AMPL 649] MIP and CPLEX directives by sarang.jagdale@gmail...
6
by Hans Mittelmann
[AMPL 648] Retrieving duality gap by mike.friedlander
0
by mike.friedlander
[AMPL 645] How to check the limitation of constraints and variables for AMPL? by Hank Gong
2
by Hank Gong
[AMPL 643] about "_solve_time" by andrew_ll
1
by Robert Fourer-2
[AMPL 641] New to AMPL trying to figure out if AMPL can even help me by xp_prg
1
by Robert Fourer-2
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