MIPLIB 2017 Infeas

neos-5138690-middle

primal-infeasible

The instance

as published
Variables
562,786
Constraints
776,608
Nonzeros
3,353,966
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
C557405 ≥ 1
this instance, the other side
C557405 ≤ 0 at depth 45
Depth in the tree
45
Bounds tightened vs. source
550,413
Branch variable
C557405

Tightened bounds

550,413 entries
C0001<=45.5C0002<=45.5C0003<=45.5C0004<=45.5C0005<=45.5C0006<=45.5C0007<=45.5C0008<=45.5C0009<=45.5C0010<=45.5C0011<=45.5C0012<=45.5

12 of 550,413 shown. The complete list is in the sidecar.