vpphard2
primal-infeasible
The instance
as published- Variables
- 199,999
- Constraints
- 198,450
- Nonzeros
- 648,340
- 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
r21#1#184#0 ≥ 1
this instance, the other side
r21#1#184#0 ≤ 0 at depth 1,797
r21#1#184#0 ≥ 1
this instance, the other side
r21#1#184#0 ≤ 0 at depth 1,797
- Depth in the tree
- 1,797
- Bounds tightened vs. source
- 195,381
- Branch variable
- r21#1#184#0
Tightened bounds
195,381 entriesr0#0#0#4<=0r0#1#0#4<=0r0#2#0#4<=0r0#3#0#4<=0r0#4#0#4<=0r0#0#0#5<=0r0#1#0#5<=0r0#2#0#5<=0r0#3#0#5<=0r0#4#0#5<=0r0#0#0#6<=0r0#1#0#6<=0
12 of 195,381 shown. The complete list is in the sidecar.