MIPLIB 2017 Infeas

neos-4647027-thurso

primal-infeasible

The instance

as published
Variables
9,800
Constraints
8,382
Nonzeros
3,944,988
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
C6966 ≥ 1
this instance, the other side
C6966 ≤ 0 at depth 3,366
Depth in the tree
3,366
Bounds tightened vs. source
4,766
Branch variable
C6966

Tightened bounds

4,766 entries
C4201<=233.35290000000001C4202<=233.35290000000001C4203<=233.35290000000001C4204<=233.35290000000001C4205<=233.35290000000001C4206<=233.35290000000001C4207<=233.35290000000001C4208<=233.35290000000001C4209<=233.35290000000001C4210<=233.35290000000001C4211<=233.35290000000001C4212<=233.35290000000001

12 of 4,766 shown. The complete list is in the sidecar.