square23
primal-infeasible
The instance
as published- Variables
- 11,660
- Constraints
- 7,887
- Nonzeros
- 898,813
- 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_14_1_10 ≤ 0
this instance, the other side
x_14_1_10 ≥ 1 at depth 11
x_14_1_10 ≤ 0
this instance, the other side
x_14_1_10 ≥ 1 at depth 11
- Depth in the tree
- 11
- Bounds tightened vs. source
- 7,343
- Branch variable
- x_14_1_10
Tightened bounds
7,343 entriesx_1_3_22<=0x_1_4_21<=0x_1_4_22<=0x_1_5_20<=0x_1_5_21<=0x_1_5_22<=0x_1_6_19<=0x_1_6_20<=0x_1_6_21<=0x_1_6_22<=0x_1_7_18<=0x_1_7_19<=0
12 of 7,343 shown. The complete list is in the sidecar.