| Name | d20200 |
| Download | d20200.mps.gz |
| Set Membership | Challenge |
| Problem Status | Open |
| Problem Feasibility | Feasible |
| Originator/Contributor | COR@L test set |
| Rows | 1502 |
| Cols | 4000 |
| Num. non-zeros in A | 189389 |
| Num. non-zeros in c | 4000 |
| Rows/Cols | 0.3755 |
| Integers | 819 |
| Binaries | 3181 |
| Continuous | |
| min nonzero |Aij| | 1 |
| max |Aij| | 276 |
| min nonzero |cj| | 1 |
| max |cj| | 120 |
| Integer Objective | Unknown |
| LP Objective | 12229.625788 |
| Aggregation | |
| Variable Bound | |
| Set partitioning | 200 |
| Set packing | |
| Set covering | |
| Cardinality | |
| Equality Knapsacks | |
| Bin packing | |
| Invariant Knapsack | 123 |
| Knapsacks | 1179 |
| Integer Knapsack | |
| Mixed 0/1 | |
| General Cons. | |
| References |