Sparsity pattern

sp97ar

Namesp97ar
Downloadsp97ar.mps.gz
Solutionsp97ar.sol.gz
OrginatorJ. W. Goossens, S. van Hoesel, L. Kroon
FormulatorJ. W. Goossens, S. van Hoesel, L. Kroon
DonatorAndrea Lodi
Rows1761
Cols14101
Non-zeros290968
Integers
Binaries14101
Continuous
|Min|1.00000000e+00
|Max|2.10000000e+01
Integer Objective6.6070564550e+08
LP Objective6.52560397e+08
Root LP Basissp97ar.bas.gz
Set partitioning
Set packing1214
Set covering129
Cardinality
Equality Knapsacks
Bin packing
Invariant Knapsack
Knapsacks418
Integer Knapsack
Upper bounds
Lower bounds
Mixed 0/1
General Cons.
References FischettiLodi2002 GoossensHoeselKroon2001 GoossensHoeselKroon2004

railway line planning instance.
Solution reported by Dash Optimization using Xpress-MP 2007A "with tricks" in 6 hours computing time.


Last Update : 2010/06/09 13:56:11 $ by Gerald Gamrath
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