neos-4360552-sangro
primal-infeasible
The instance
as published- Variables
- 10,272
- Constraints
- 46,012
- Nonzeros
- 302,184
- 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(2,5,7) ≤ 0
this instance, the other side
x(2,5,7) ≥ 1 at depth 32
x(2,5,7) ≤ 0
this instance, the other side
x(2,5,7) ≥ 1 at depth 32
- Depth in the tree
- 32
- Bounds tightened vs. source
- 44
- Branch variable
- x(2,5,7)
Tightened bounds
44 entriesw(1,20)>=1x(3,2,1)>=1x(3,4,1)<=0x(6,2,1)<=0x(3,2,2)>=1x(3,5,2)>=1x(3,12,2)<=0x(2,2,3)>=1x(4,6,3)>=1x(1,2,4)>=1x(1,6,4)<=0x(3,5,5)<=0
12 of 44 shown. The complete list is in the sidecar.