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 4481 topics
invoking wrong solver 1/21/17
Error at _cmdno 2534 executing "display" command 1/21/17
unable to Intrepret NEOS output error khan 1/21/17
Separate the objective and constraints into loops Yongning Zhao 1/21/17
Displaying Binary matrix in AMPL khan 1/21/17
Want to Make a Matrix A for any input number n Elements for set N khan 1/21/17
Matrix Representation of Adjacent Elements khan 1/21/17
Database Access [no data for set] Carlos Felipe Fuentes Parra 1/20/17
RE: [AMPL 13403] Re: sets intersactions Problem Robert Fourer 1/20/17
Using CPLEX and ConOpt as default solvers in BARON Pradyumn Shukla 1/20/17
Use of lazy suffix Prat 1/20/17
Help Gulnara Baldoquin 1/19/17
Error: context: param khan 1/19/17
Re: If-Then Statements 1/18/17
Setting presolve_eps Ellen 1/17/17
For-Loop and Let Command Stef Rynk 1/17/17
AMPL contact form confirmation AMPL Optimization 1/16/17
Script with loops 1/16/17
How to Call GLPK from AMPL Shailesh 1/16/17
Manufacturing problem refactoring Bence Bagi 1/16/17
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