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library for polynomially constrained
mixed-integer programming

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Hard  bip_cross_min.16.16.128.1

Namebip_cross_min.16.16.128.1
Classificationnc|bc|d2
Problem typequadratic_linear_ordering
Descriptionedge-crossing minimization in bipartite graphs modeled as a quadratic linear ordering problem
Objective sensemin
Variables241  (240 binary, 0 general integer, 1 continuous)
Nonlinear variables1
Constraints2240
Nonlinear constraints1
Linear nonzeros6720
Nonlinear nonzeros5686
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Best known solutionbip_cross_min.16.16.128.1.sol.gz
Best known objective2340
Best known bound2340
OriginatorChristoph Buchheim, Angelika Wiegele, Lanbo Zheng
FormulatorUlrike Pagacz
DonatorChristoph Buchheim
References