MIPLIB 2017 Infeas

ns1905797

dual-infeasible

The instance

as published
Variables
18,192
Constraints
51,880
Nonzeros
238,560
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
4

What was removed

7 entries
lb of C11055row R16395row R0051row R0039row R16399lb of C17083lb of C14135

7 of 7 shown. The complete list is in the sidecar.

Also published in the primal-infeasible set view →