MIPLIB 2017 Infeas

bab5

dual-infeasible

The instance

as published
Variables
21,600
Constraints
4,963
Nonzeros
155,488
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
5
Rows dropped
1

What was removed

6 entries
lb of x11320row c15lb of x6681lb of x10863ub of x6908ub of x11375

6 of 6 shown. The complete list is in the sidecar.

Also published in the primal-infeasible set view →