rail507
dual-infeasible
The instance
as published- Variables
- 63,019
- Constraints
- 501
- Nonzeros
- 439,031
- Format
- MPS, gzipped
Where it comes from
provenanceThe source instance's LP relaxation is feasible with a bounded optimum. Removing the elements below makes the objective unbounded, and putting any one of them back makes it bounded again.
- Bounds dropped
- 4
- Rows dropped
- 8
What was removed
12 entrieslb of X45860row R83row R188row R153row R74lb of X31622row R442row R398ub of X48842row R430row R495ub of X31828
12 of 12 shown. The complete list is in the sidecar.