MIPLIB 2017 Infeas

n2seq36q

dual-infeasible

The instance

as published
Variables
22,480
Constraints
2,563
Nonzeros
183,250
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
2

What was removed

6 entries
lb of x#new14_17_I198;;U24lb of x#new8_14_I137;;U33row link#e37#f33row link#e36#f33ub of x#new14_17_I198;;U33ub of x#new8_14_I137;;U24

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