Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Jeff Linderoth | 24557 | 30175 | 1.26608e-02 | easy | neos-pseudoapplication-41 | Infeasible | neos-5157194-moruya.mps.gz |
Claimed to be infeasible by most solvers. A solution is available that is not feasible in the strict sense.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 24557 | 22857 |
Constraints | 30175 | 26711 |
Binaries | 13302 | 13302 |
Integers | 1681 | 1681 |
Continuous | 9574 | 7874 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.0126608 | 0.0139737 |
Nonzeroes | 9381780 | 8531430 |
Original | Presolved | |
---|---|---|
Total | 30175 | 26711 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 19 | 0 |
Aggregations | 6231 | 6231 |
Precedence | 0 | 0 |
Variable Bound | 8662 | 6941 |
Set Partitioning | 841 | 841 |
Set Packing | 0 | 0 |
Set Covering | 0 | 0 |
Cardinality | 0 | 0 |
Invariant Knapsack | 0 | 0 |
Equation Knapsack | 0 | 0 |
Bin Packing | 0 | 0 |
Knapsack | 0 | 0 |
Integer Knapsack | 0 | 0 |
Mixed Binary | 102 | 102 |
General Linear | 14320 | 12596 |
Indicator | 0 | 0 |
Available nonzero structure and decomposition information. Further information can be found here.
Decomposed structure of original problem (dec-file)
Decomposed structure after trivial presolving (dec-file)
value | min | median | mean | max | |
---|---|---|---|---|---|
Components | |||||
Constraint % | |||||
Variable % | |||||
Score |
Find solutions below. Download the archive containing all solutions from the Download page.
## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion
ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|
1 | 2520233187 | 5.1e-06 | 1e-07 | 0.0111078 | Philipp Christophel | 2018-11-30 | Found using SAS OR. Not feasible in strict sense. |
The following instances are most similar to neos-5157194-moruya in the collection. This similarity analysis is based on 100 scaled instance features describing properties of the variables, objective function, bounds, constraints, and right hand sides.
Instance | Status | Variables | Binaries | Integers | Continuous | Constraints | Nonz. | Submitter | Group | Objective | Tags |
---|---|---|---|---|---|---|---|---|---|---|---|
neos-3065804-namu | easy | 4741 | 2190 | 0 | 2551 | 3280 | 574830 | Jeff Linderoth | neos-pseudoapplication-41 | 0 | numerics aggregations precedence variable_bound set_packing mixed_binary |
neos-585192 | easy | 2597 | 1044 | 0 | 1553 | 2628 | 72396 | NEOS Server Submission | neos-pseudoapplication-92 | 461.1797 | numerics aggregations precedence variable_bound mixed_binary |
neos-585467 | easy | 2116 | 846 | 0 | 1270 | 2166 | 50058 | NEOS Server Submission | neos-pseudoapplication-92 | 399.3739 | numerics aggregations precedence variable_bound mixed_binary |
neos-4230265-orari | open | 32980 | 13380 | 10 | 19590 | 76374 | 189026 | Jeff Linderoth | neos-pseudoapplication-57 | 73755.00000000189* | numerics aggregations precedence variable_bound set_covering invariant_knapsack mixed_binary general_linear |
Test3 | easy | 72215 | 33143 | 0 | 39072 | 50680 | 617867 | MIPLIB submission pool | – | 2673520.21135 | numerics aggregations variable_bound set_partitioning binpacking knapsack mixed_binary |
No bibliographic information available