MIPLIB 2017 Infeas

neos-578379

primal-infeasible

The instance

as published
Variables
17,010
Constraints
21,703
Nonzeros
101,560
Format
MPS, gzipped

Where it comes from

provenance

A branch-and-bound run reached this node's parent and split on a variable. This instance is the side the search did not explore, and it has no feasible point.

branch taken by the search
C11068 ≥ 1
this instance, the other side
C11068 ≤ 0 at depth 19
Depth in the tree
19
Bounds tightened vs. source
19
Branch variable
C11068

Tightened bounds

19 entries
C1158>=1C1422<=0C2499>=1C2628<=0C2768>=1C3163<=0C3577<=0C3698<=0C4095<=0C6469<=0C7059>=1C7191>=1

12 of 19 shown. The complete list is in the sidecar.