Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 45 332 7.22222e-02 easy stein Infeasible stein45inf.mps.gz

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 45 45
Constraints 332 332
Binaries 45 45
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0722222 0.0722222
Nonzeroes 1079 1079
Constraint Classification Properties
Original Presolved
Total 332 332
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 1 1
Set Partitioning 0 0
Set Packing 0 0
Set Covering 329 329
Cardinality 0 0
Invariant Knapsack 1 1
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 1 1
General Linear 0 0
Indicator 0 0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

value min median mean max
Components 0.301030
Constraint % 0.301205 0.301205 0.301205 0.301205
Variable % 4.444440 4.444440 4.444440 4.444440
Score 0.002878

Best Known Solution(s)

No solution available for stein45inf .

Similar instances in collection

The following instances are most similar to stein45inf 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 Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Status Objective
stein15inf 15 15 0 0 37 135 MIPLIB submission pool stein easy Infeasible
stein9inf 9 9 0 0 14 54 MIPLIB submission pool stein easy Infeasible
f2000 4000 4000 0 0 10500 29500 M. Winkler open
seymour 1372 1372 0 0 4944 33549 W. Cook, P. Seymour easy 423
ramos3 2187 2187 0 0 2187 32805 F. Ramos open 220*

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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