int compute_rc(const VOL_dvector &u, VOL_dvector &rc)
compute reduced costs
int heuristics(const VOL_problem &p, const VOL_dvector &x, double &heur_val)
Starting from the primal vector x, run a heuristic to produce an integer solution
virtual ~LP_data_and_hook()
int solve_subproblem(const VOL_dvector &u, const VOL_dvector &rc, double &lcost, VOL_dvector &x, VOL_dvector &v, double &pcost)
Solve the subproblem for the subgradient step.
LP_parms(const char *filename)
This class holds every data for the Volume Algorithm and its solve method must be invoked to solve th...
The user hooks should be overridden by the user to provide the problem specific routines for the volu...