bell3a:
References: (see our remarks)
- Bixby, R, Ceria, S, McZeal C M, and Savelsbergh, M W P, An Updated Mixed Integer Programming Library: MIPLIB 3.0. Optima 58 (1998), 12-15.
- Cook, W, Rutherford, T, Scarf, H E, and Sallcoss, D, An Implementation of the Generalized Basis Reduction Algorithme for Integer Programming. Tech. rep., DIMACS, 1980.
- Gailly, B, and Wolsey, L A, Capacity Expansion of the Local Access Network.
- Bienstock, D, Computational Experience with an Effective Heuristic for Some Capacity Expansion Problems in the Local Access Networks.
- Cook, W, Integer Programming Solutions for Capacity Expansion of the Local Access Network. Tech. rep., Bellcore Technical Memorandum, 1991.
- MIPLIB 3.0 Library, online at http://www.caam.rice.edu/~bixby/miplib/miplib.html.
- Original source: MPS file bell3a from MIPLIB 3.0.
Point:
p1
Best known point: p1 with solution 878430.3160
Download model: bell3a.gms
Download data : bell3a.gdx, bell3a.gdx.zip
Model Stats:
<![CDATA[
Equation counts
Total E G L R
123 0 0 123 0
Variable counts
Total cont binary integer sos1 sos2 scont sint
133 62 39 32 0 0 0 0
Nonzero counts
Total matrix obj
441 347 94
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