Spliet, R.

problem schedule route algorithm location solution window instance time windows heuristic vehicle formulation compartment scenario constraint pricing problem demand two-phase heuristic arrival pricing harbor number customer value elimination master schedule deviation 2- cycle elimination twavrp computation time column cycle lp relaxation master grade deviation costs column generation algorithm inventory computation two-phase savings algorithm quantity capacity price algorithm no-cycle elimination saving pricing problems 2− cycle elimination location i time window generation integer network harbor-grade depot branch harbor i optimality cyclic routes location k arrival m relaxation section sequence paper problem instances compartment c function service research result master schedule sm commodity flow formulation integer solution cyclic grade g cga 1 inventory level cga 2 table