MIPLIB 2017 Infeas

neos-1122047

primal-infeasible

The instance

as published
Variables
5,100
Constraints
57,791
Nonzeros
163,640
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
C5069 ≤ 0
this instance, the other side
C5069 ≥ 1 at depth 30
Depth in the tree
30
Bounds tightened vs. source
30
Branch variable
C5069

Tightened bounds

30 entries
C5020>=1C5028>=1C5064<=0C5069>=1C5071<=0C5072>=1C5073<=0C5074<=0C5075<=0C5076<=0C5077>=1C5078>=1

12 of 30 shown. The complete list is in the sidecar.