MIPLIB 2017 Infeas

bab1

dual-infeasible

The instance

as published
Variables
61,152
Constraints
60,680
Nonzeros
854,392
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 x56637lb of x57673ub of x56217ub of x58093

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

Also published in the primal-infeasible set view →