| Name | map20 |
| Download | map20.mps.gz |
| Solution | map20.sol.gz |
| Set Membership | Benchmark |
| Problem Status | Easy |
| Problem Feasibility | Feasible |
| Originator/Contributor | K. Ahmadizadeh |
| Rows | 328818 |
| Cols | 164547 |
| Num. non-zeros in A | 549920 |
| Num. non-zeros in c | 1676 |
| Rows/Cols | 1.99832266769 |
| Integers | |
| Binaries | 146 |
| Continuous | 164401 |
| min nonzero |Aij| | 1 |
| max |Aij| | 10986610 |
| min nonzero |cj| | 1 |
| max |cj| | 1 |
| Integer Objective | -922 |
| LP Objective | -998.836419 |
| Aggregation | |
| Variable Bound | 201227 |
| Set partitioning | |
| Set packing | |
| Set covering | |
| Cardinality | |
| Equality Knapsacks | |
| Bin packing | |
| Invariant Knapsack | |
| Knapsacks | 1 |
| Integer Knapsack | |
| Mixed 0/1 | 9097 |
| General Cons. | |
| References |