stein9inf

infeasible binary set_covering invariant_knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 9 14 4.28571e-01 easy stein Infeasible stein9inf.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 9 9
Constraints 14 14
Binaries 9 9
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.428571 0.428571
Nonzeroes 54 54
Constraint Classification Properties
Original Presolved
Total 14 14
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 0 0
Set Packing 0 0
Set Covering 12 12
Cardinality 0 0
Invariant Knapsack 0 1
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 2 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 0.30103
Constraint % 100 100 100 100
Variable % 100 100 100 100
Score 0.00000

Best Known Solution(s)

No solution available for stein9inf .

Similar instances in collection

The following instances are most similar to stein9inf 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
stein15inf easy 15 15 0 0 37 135 MIPLIB submission pool stein Infeasible infeasible binary set_covering invariant_knapsack mixed_binary
stein45inf easy 45 45 0 0 332 1079 MIPLIB submission pool stein Infeasible infeasible binary variable_bound set_covering invariant_knapsack mixed_binary
f2000 open 4000 4000 0 0 10500 29500 M. Winkler no_solution binary variable_bound set_covering
seymour easy 1372 1372 0 0 4944 33549 W. Cook, P. Seymour 423 benchmark binary benchmark_suitable variable_bound set_covering
ramos3 open 2187 2187 0 0 2187 32805 F. Ramos 195* binary set_covering

Reference

No bibliographic information available

Last Update Apr 09, 2019 by Gregor Hendel
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