MIPLIB 2017 Infeas

neos-498623

primal-infeasible

The instance

as published
Variables
9,861
Constraints
2,047
Nonzeros
148,434
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
C6319 ≤ 0
this instance, the other side
C6319 ≥ 1 at depth 1,263
Depth in the tree
1,263
Bounds tightened vs. source
6,987
Branch variable
C6319

Tightened bounds

6,987 entries
C0001<=165C0002<=302C0003<=52C0004<=210C0005<=197C0006<=270C0007<=19C0008<=15C0009<=60C0010<=60C0011<=180C0012<=190

12 of 6,987 shown. The complete list is in the sidecar.

Also published in the dual-infeasible set view →