Questions tagged [mps]

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Calling Cplex from R through a MPS-like file

I have a working - and long - R code to generate a mps file to be read by cplex. Because I work with large instances I am finding troubles (too much time) in producing a large mps file. Is there a way ...
Di Al's user avatar
  • 11
2 votes
1 answer
141 views

General integer variables in the MPS format

Is it possible to specify an integer-constrained variable without any bounds in the MPS format? I am reading https://www.ibm.com/docs/en/icos/22.1.0?topic=extensions-integer-variables-in-mps-files and ...
ErlingMOSEK's user avatar
  • 3,101
1 vote
0 answers
59 views

Migrates between solvers

I would like to know if there is a way to migrate the model from A to another solver. For example, lets say i have done built my model in gurobipy and would like to migrates into pyomo. Is there a way?...
overboxed's user avatar
  • 593
1 vote
1 answer
109 views

SoPlex basis file format

I'm running SoPlex from the command line to solve some linear programming problems. I'd like to get the basis of the solution, so I use the --writebas flag. However,...
fmg's user avatar
  • 213
4 votes
1 answer
210 views

Standard Form for LP and MPS

Is there any way I could have Gurobi/CPLEX or any other package write/export MPS and LP files in the standard LP construct loaded with slack variables and transformations required for unsigned vars? ...
mohit-mhjn's user avatar
8 votes
2 answers
575 views

Convert MPS file to the associated MIP model

I have a huge mps file and would like to get the associated MIP model, i.e., the objective, constraint, and bounds. Is there any tools that could get that?
Afshin Oroojlooy's user avatar