Sparsity pattern

atlanta-ip

Nameatlanta-ip
Downloadatlanta-ip.mps.gz
OrginatorDaniel Bienstock
FormulatorAndreas Bley
DonatorAndreas Bley
Rows21732
Cols48738
Non-zeros257532
Integers106
Binaries46667
Continuous
|Min|2.80000000e-02
|Max|6.40000000e+01
Integer Objective90.0098786144
LP Objective8.12432017e+01
Root LP Basisatlanta-ip.bas.gz
Set partitioning1752
Set packing178
Set covering1884
Cardinality5306
Equality Knapsacks
Bin packing
Invariant Knapsack342
Knapsacks774
Integer Knapsack446
Upper bounds
Lower bounds1848
Mixed 0/19202
General Cons.
References BleyKoch2002 Vazacopoulos2006

The Problem is a min-cost network dimensioning with

The LP contains

Alkis Vazacopoulos reports solving this instance using XPRESS 2006B.


Last Update : 2010/06/09 13:56:10 $ by Gerald Gamrath
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