Chris, Sage has a class name 'Mixed integer linear programming' for modeling MIPs and class for LP Solver backends like Co-in, CPLEX, GLPK and Gurobi. At the moment I haven't know any sage class only for vehicle routing problem.
Raniere Gaia Costa da Silva -- To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
