Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|

Jeff Linderoth | 192 | 1546 | 8.67494e-02 | easy | neos-pseudoapplication-71 | Infeasible | neos-3135526-osun.mps.gz |

Claimed infeasible by most solvers.

Detailed explanation of the following tables can be found here.

Original | Presolved | |
---|---|---|

Variables | 192 | 182 |

Constraints | 1546 | 1516 |

Binaries | 170 | 160 |

Integers | 0 | 0 |

Continuous | 22 | 22 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.0867494 | 0.0930369 |

Nonzeroes | 25750 | 25670 |

Original | Presolved | |
---|---|---|

Total | 1546 | 1516 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 40 | 30 |

Variable Bound | 185 | 175 |

Set Partitioning | 2 | 2 |

Set Packing | 10 | 10 |

Set Covering | 0 | 0 |

Cardinality | 20 | 20 |

Invariant Knapsack | 968 | 968 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 321 | 311 |

General Linear | 0 | 0 |

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 | 1.146128 | ||||

Constraint % | 0.0659631 | 5.96205 | 1.05541 | 66.8206 | |

Variable % | 3.8461500 | 7.60778 | 3.84615 | 49.4505 | |

Score | 0.440503 |

Find solutions below. Download the archive containing all solutions from the Download page.

ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|

1 | 420 | 1e-05 | 3.77e-05 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-3135526-osun 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-3695882-vesdre | open | 6135 | 5955 | 0 | 180 | 191504 | 598115 | Hans Mittelmann | neos-pseudoapplication-71 | 555.5* | decomposition variable_bound set_partitioning cardinality invariant_knapsack knapsack mixed_binary |

ns930473 | open | 11328 | 11176 | 0 | 152 | 23240 | 121764 | NEOS Server Submission | neos-pseudoapplication-46 | 858744* | variable_bound set_partitioning cardinality mixed_binary |

neos-5182409-nasivi | easy | 2005 | 1600 | 0 | 405 | 580 | 14884 | Jeff Linderoth | neos-pseudoapplication-32 | 301.99999992 | benchmark_suitable aggregations set_partitioning set_packing invariant_knapsack mixed_binary general_linear |

neos-3761878-oglio | easy | 6489 | 1312 | 0 | 5177 | 3871 | 35511 | Jeff Linderoth | neos-pseudoapplication-3 | 422769.02254 | decomposition numerics variable_bound mixed_binary |

neos-3762025-ognon | easy | 4673 | 948 | 0 | 3725 | 2784 | 25384 | Jeff Linderoth | neos-pseudoapplication-3 | 607171.50305 | decomposition numerics variable_bound mixed_binary |

`No bibliographic information available`

Last Update Jun 24, 2019 by Gregor Hendel

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