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library for polynomially constrained
mixed-integer programming

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Hard  bip_cross_min.14.14.156.1

Namebip_cross_min.14.14.156.1
Classificationnc|bc|d2
Problem typequadratic_linear_ordering
Descriptionedge-crossing minimization in bipartite graphs modeled as a quadratic linear ordering problem
Objective sensemin
Variables183  (182 binary, 0 general integer, 1 continuous)
Nonlinear variables1
Constraints1456
Nonlinear constraints1
Linear nonzeros4368
Nonlinear nonzeros4003
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Best known solutionbip_cross_min.14.14.156.1.sol.gz
Best known objective4310
Best known bound4310
OriginatorChristoph Buchheim, Angelika Wiegele, Lanbo Zheng
FormulatorUlrike Pagacz
DonatorChristoph Buchheim
References