MIPLIB 2017 Infeas

neos-957323

dual-infeasible

The instance

as published
Variables
57,756
Constraints
3,320
Nonzeros
418,871
Format
MPS, gzipped

Where it comes from

provenance

The 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
277
Rows dropped
437

What was removed

714 entries
row R2231row R2149row R3316row R3200lb of C7152lb of C57658lb of C12580lb of C27488lb of C5605lb of C56203row R3718row R3187

12 of 714 shown. The complete list is in the sidecar.