MIPLIB 2017 Infeas

ex1010-pi

dual-infeasible

The instance

as published
Variables
25,200
Constraints
1,467
Nonzeros
101,994
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
3
Rows dropped
1

What was removed

4 entries
lb of x6295row c584lb of x1623ub of x1624

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