MIPLIB 2017 Infeas

neos-1171448

dual-infeasible

The instance

as published
Variables
4,914
Constraints
13,002
Nonzeros
129,215
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
219
Rows dropped
204

What was removed

423 entries
row R1514row R2660row R2368row R2684row R2584row R2657lb of C0947lb of C1157lb of C2028lb of C2199lb of C2158lb of C1132

12 of 423 shown. The complete list is in the sidecar.