supportcase37
primal-infeasible
The instance
as published- Variables
- 20,047
- Constraints
- 59,023
- Nonzeros
- 135,627
- 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
IO("GNB")#134 ≥ 1
this instance, the other side
IO("GNB")#134 ≤ 0 at depth 20
IO("GNB")#134 ≥ 1
this instance, the other side
IO("GNB")#134 ≤ 0 at depth 20
- Depth in the tree
- 20
- Bounds tightened vs. source
- 5,507
- Branch variable
- IO("GNB")#134
Tightened bounds
5,507 entriesIO("AEF")#38>=1IO("AER")#39>=1IO("AFA")#40>=1IO("AJT")#47>=1IO("AKN")#49>=1IO("AXG")#62>=1IO("AY9")#67<=0IO("C25")#76>=1IO("C32")#77<=0IO("C99")#82>=1IO("CE4")#84<=0IO("CJ2")#85>=1
12 of 5,507 shown. The complete list is in the sidecar.