rail01
primal-infeasible
The instance
as published- Variables
- 117,527
- Constraints
- 46,843
- Nonzeros
- 392,086
- 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
x60903 ≤ 0
this instance, the other side
x60903 ≥ 1 at depth 78
x60903 ≤ 0
this instance, the other side
x60903 ≥ 1 at depth 78
- Depth in the tree
- 78
- Bounds tightened vs. source
- 79
- Branch variable
- x60903
Tightened bounds
79 entriesx14>=1x339>=1x670<=0x2953<=0x2954<=0x8150<=0x15636<=0x16188<=0x16266<=0x18638<=0x18640<=0x22326<=0
12 of 79 shown. The complete list is in the sidecar.