piperout-d27
primal-infeasible
The instance
as published- Variables
- 13,104
- Constraints
- 17,470
- Nonzeros
- 224,457
- Format
- MPS, gzipped
Where it comes from
provenanceA 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
X_INTRODUCED_33100_ ≤ 0
this instance, the other side
X_INTRODUCED_33100_ ≥ 1 at depth 18
X_INTRODUCED_33100_ ≤ 0
this instance, the other side
X_INTRODUCED_33100_ ≥ 1 at depth 18
- Depth in the tree
- 18
- Bounds tightened vs. source
- 511
- Branch variable
- X_INTRODUCED_33100_
Tightened bounds
511 entriesX_INTRODUCED_3_<=324X_INTRODUCED_69_<=0X_INTRODUCED_72_<=0X_INTRODUCED_8608_<=0X_INTRODUCED_8609_<=0X_INTRODUCED_8847_<=0X_INTRODUCED_17472_<=0X_INTRODUCED_26258_>=1X_INTRODUCED_26405_<=0X_INTRODUCED_26624_<=0X_INTRODUCED_26738_<=0X_INTRODUCED_27511_>=-4
12 of 511 shown. The complete list is in the sidecar.