triptim4
primal-infeasible
The instance
as published- Variables
- 27,226
- Constraints
- 14,361
- Nonzeros
- 520,532
- 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
fxa#223#224 ≤ 0
this instance, the other side
fxa#223#224 ≥ 1 at depth 49
fxa#223#224 ≤ 0
this instance, the other side
fxa#223#224 ≥ 1 at depth 49
- Depth in the tree
- 49
- Bounds tightened vs. source
- 4,014
- Branch variable
- fxa#223#224
Tightened bounds
4,014 entriesfxa#1#2<=1fya#1#2<=1fxa#2#3<=2fya#2#3<=2fya#3#4<=3fya#4#5<=4fxa#5#6<=1fya#5#6<=5fya#6#7<=6fxa#0#7<=0fya#7#8<=7fxa#0#8<=0
12 of 4,014 shown. The complete list is in the sidecar.