Hur Butun

Total activity 5
Last activity May 29, 2019 08:54
Member since May 28, 2019 06:50

Following 0 users
Followed by 0 users
Votes 0
Subscriptions 2

Activity overview

Latest activity by Hur Butun

Hur Butun created a post, May 29, 2019 08:54
Eliminating numerical problems in the model
Answered
1. Community
2. Algorithms
Hello, I have a very large MILP problem. When I try to solve it using Gurobi with AMPL I receive the following message. Gurobi 8.0.0: outlev = 1mipgap = 0.2basis = 0Optimize a model with 281296 ro...
- Hur Butun
- May 29, 2019 08:54
- 2 followers
- 1 comment
- 0 votes
Hur Butun commented, May 28, 2019 17:55
Thank you for your reply! Sorry I didn't know that it was related to AMPL rather than Gurobi. Adding basis=0 in AMPL's gurobi_options does the trick.
- View comment
- Hur Butun
- May 28, 2019 17:55
- 0 votes
Hur Butun created a post, May 28, 2019 06:50
Why is Gurobi taking so much time after finding the optimal solution?
Answered
1. Community
2. Algorithms
Hi, I am trying to solve a large MILP problem in 2 steps. In the first step I have some additional constrains which eliminate some variables and make the problem easier to solve and in the second s...
- Hur Butun
- May 28, 2019 06:50
- 2 followers
- 2 comments
- 0 votes