Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

MIP solver option - Resolve with fixed integer variables #19

Open
whart222 opened this issue Aug 9, 2016 · 0 comments
Open

MIP solver option - Resolve with fixed integer variables #19

whart222 opened this issue Aug 9, 2016 · 0 comments
Labels
enhancement pyomo.solvers

Comments

@whart222
Copy link
Member

whart222 commented Aug 9, 2016

The following link illustrates an issue with MIP solvers: they may not return feasible solutions for their continuous variables:

http://yetanothermathprogrammingconsultant.blogspot.com/2016/08/cplex-bug-or-not.html

We should consider adding an option in Pyomo to force MIP solvers to resolve with their fixed integer variables.
@whart222 whart222 modified the milestone: Pyomo 5.x Oct 31, 2016
kaklise pushed a commit to kaklise/pyomo that referenced this issue Jun 30, 2021
Merge pull request Pyomo#19 from Pyomo/main
842a2a4 
Resync IDAES/pyomo@IDAES with Pyomo/pyomo@main
@mrmundt mrmundt removed this from the Pyomo 5.x milestone Jun 28, 2022
@mrmundt mrmundt mentioned this issue Jan 4, 2024
Open
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees
No one assigned
Labels
enhancement pyomo.solvers
Projects
None yet
Milestone
No milestone
Development

No branches or pull requests
3 participants
@whart222 @blnicho @mrmundt