sing44
primal-infeasible
The instance
as published- Variables
- 59,708
- Constraints
- 54,745
- Nonzeros
- 281,260
- 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
C44490 ≥ 1
this instance, the other side
C44490 ≤ 0 at depth 225
C44490 ≥ 1
this instance, the other side
C44490 ≤ 0 at depth 225
- Depth in the tree
- 225
- Bounds tightened vs. source
- 30,464
- Branch variable
- C44490
Tightened bounds
30,464 entriesC0001<=129C0002<=150.40000000000001C0003<=172C0004<=193C0005<=226.80000000000001C0008<=6.2999999999999998C0009<=96.900000000000006C0010<=134.90000000000001C0011<=152.40000000000001C0012<=165.90000000000001C0013<=0.72199999999999998C0014<=14
12 of 30,464 shown. The complete list is in the sidecar.