MIPLIB 2017 Infeas

snp-02-004-104

dual-infeasible

The instance

as published
Variables
228,350
Constraints
126,512
Nonzeros
463,941
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 ID10ub of ID9ub of ID57231ub of ID57232

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