nursesched-medium-hint03
primal-infeasible
The instance
as published- Variables
- 34,248
- Constraints
- 14,062
- Nonzeros
- 622,800
- 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
rw(N18,1,13) ≤ 0
this instance, the other side
rw(N18,1,13) ≥ 1 at depth 1,965
rw(N18,1,13) ≤ 0
this instance, the other side
rw(N18,1,13) ≥ 1 at depth 1,965
- Depth in the tree
- 1,965
- Bounds tightened vs. source
- 1,995
- Branch variable
- rw(N18,1,13)
Tightened bounds
1,995 entriesx(N0,N,10)<=0x(N0,N,24)<=0x(N0,E,7)<=0x(N0,D,7)<=0x(N0,L,9)<=0x(N0,L,26)<=0x(N1,E,9)<=0x(N1,E,15)<=0x(N1,E,26)<=0x(N1,D,15)<=0x(N2,N,9)<=0x(N2,N,11)<=0
12 of 1,995 shown. The complete list is in the sidecar.