Submitter Variables Constraints Density Status Group Objective MPS File
Felix J. L. Willamowski 3745 14672 8.01068e-04 open NA pythago7825.mps.gz

2-coloring of Pythagorean triples

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 3745 3745
Constraints 14672 14672
Binaries 3745 3745
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000801068 0.000801068
Nonzeroes 44016 44016
Constraint Classification Properties
Original Presolved
Total 14672 14672
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 7336 7336
Cardinality 0 0
Invariant Knapsack 7336 7336
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 0 0
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 pythago7825 .

Similar instances in collection

The following instances are most similar to pythago7825 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
pythago7824 3740 3740 0 0 14652 43956 Felix J. L. Willamowski open
supportcase30 1024 1024 0 0 1028 12288 Domenico Salvagnin open
neos-4382714-ruvuma 6562 6561 0 1 3645 32805 Hans Mittelmann neos-pseudoapplication-103 easy Infeasible
ponderthis0517-inf 975 975 0 0 78 2925 Rob Pratt easy Infeasible
fhnw-binpack4-18 520 481 0 39 650 2392 Simon Felix binpack easy Infeasible

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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