MIPLIB 2017 Infeas

neos-848589

dual-infeasible

The instance

as published
Variables
550,539
Constraints
1,484
Nonzeros
1,101,078
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
4
Rows dropped
0

What was removed

4 entries
lb of C417845ub of C550357lb of C251488lb of C550288

4 of 4 shown. The complete list is in the sidecar.