bmocbd3

numerics aggregations variable_bound set_packing mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Sean MacDermant	403771	152791	2.06547e-05	open	bmocbd	-372986719.737107*	bmocbd3.mps.gz

BMOCBD3.mps; A Basic Production Planning and Logistics Model, where the Binary Variables require each customer order to be fulfilled from a single source facility.

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	403771	403574
Constraints	152791	152167
Binaries	125467	125467
Integers	0	0
Continuous	278304	278107
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	2.06547e-05	2.07391e-05
Nonzeroes	1274240	1273600

Constraint Classification Properties
	Original	Presolved
Total	152791	152167
Empty	0	0
Free	0	0
Singleton	607	0
Aggregations	31	14
Precedence	0	0
Variable Bound	1689	1689
Set Partitioning	0	0
Set Packing	11179	11179
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	139285	139285
General Linear	0	0
Indicator	0	0

Structure

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

Nonzero entries of original problem

Nonzero entries after trivial presolving

Decomposed structure of original problem (dec-file)

Decomposed structure after trivial presolving (dec-file)

	value	min	median	mean	max
Components
Constraint %
Variable %
Score

Best Known Solution(s)

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
2	-372986720		0	0	1.00e-07	Robert Ashford and Alkis Vazacopoulus	2019-12-18	Found using ODH\|CPlex
1	-372419774	-372419773	0	0	4.47e-05	-	2018-10-12	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to bmocbd3 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.