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 (5881)
Replies Last Post Views
[AMPL 1389] sort and index by hailey
3
by hat
[AMPL 1354] Inverting Matrices by stephenfinger
1
by Robert Fourer-2
[AMPL 1335] the magnitude of computation time by yuyu8888
4
by Ronald Menich
[AMPL 1385] What classifies as a large job in AMPL? by stephenfinger
0
by stephenfinger
[AMPL 1349] Which is the most appropriate timing parameter? by i.j.fragkos
2
by i.j.fragkos
Need Help: Expand a Linear Problem to Quadratic by tonychen
1
by Robert Fourer-2
[AMPL 1347] add parameters in an objective function, or concatenate them? by coopertje02
2
by Paul A. Rubin
[AMPL 1376] Problems with division by zero by brgordon
0
by brgordon
[AMPL 1373] CPLEX Error 32024 by Haluk Yapicioglu
0
by Haluk Yapicioglu
[AMPL 1369] Indexed ordered sets by Adela Pagès Bernaus
1
by Robert Fourer-2
[AMPL 1366] How to view multiple solutions corrispond to a same objective function value by paolo_gullo
1
by Paul A. Rubin
Need help: Maxflow problem in Callable Library by tonychen
1
by Paul A. Rubin
[AMPL 1365] PAKHostOnline.com: Web Hosting Pakistan by Koom2020
0
by Koom2020
[AMPL 1364] PAKHostOnline.com: Web Hosting Pakistan by Koom2020
0
by Koom2020
[AMPL 1367] substout memory consumption with simple vars by johnzedspam
0
by johnzedspam
[AMPL 1360] stepwise function optimization by Haluk Yapicioglu
1
by Robert Fourer-2
[AMPL 1362] Gets the type, row number, and column number. by GENEVEVE Peterman
0
by GENEVEVE Peterman
[AMPL 1361] to ampl by Mac Arroyo
0
by Mac Arroyo
[AMPL 1358] AMPL/AMPL Studio Modelling Workshops 2007 by MickyStone
0
by MickyStone
[AMPL 1359] Call for Papers on Operations Cyberinfrastructure by Robert Fourer
0
by Robert Fourer
[AMPL 1356] Invoice by Marandola
0
by Marandola
[AMPL 1357] to ampl by Sidney Olsen
0
by Sidney Olsen
(no subject) by Paluku Levekwa
0
by Paluku Levekwa
[AMPL 1351] PAKHostOnline.com Web Hosting | Pakistan | by Koom2020
1
by Paluku Levekwa
[AMPL 1350] for Ampl by Connie Cornett
0
by Connie Cornett
[AMPL 1348] PAKHostOnline.com – Web Hosting | Pakistan | http://www.pakhostonline.com/ by Koom2020
0
by Koom2020
[AMPL 1345] Retrieving the number of iterations from the solver by Adela Pagès Bernaus
1
by Hans Mittelmann
[AMPL 1344] Very urgent by paolo_gullo
0
by paolo_gullo
[AMPL 1342] How to view multiple optimal solutions for an objective function value by paolo_gullo
0
by paolo_gullo
[AMPL 1341] Can a moltiplication be a problem? by paolo_gullo
0
by paolo_gullo
[AMPL 1338] Regarding the AMPL CPLEX stub. by gtaljan@gmail.com
1
by Hans Mittelmann
[AMPL 1334] What can be wrong with the presolve phase by paolo_gullo
2
by paolo_gullo
[AMPL 1333] PAKHostOnline.com - Web Hosting | Pakistan | http://www.pakhostonline.com/ by Koom2020
0
by Koom2020
[AMPL1307]Constraints with variable length by helge577
2
by helge577
[AMPL 1331] A direct link to the installation manual (when I could find it online). by fausto Kordic
0
by fausto Kordic
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