Problem description

As the manager of a plant producing drinking glasses you wish to plan the production for the next 12 weeks. Your plant produces six different types (V1 to V6) in batches of 1000 glasses; batches may be incomplete (fewer than 1000 glasses). For every glass type you have got demand estimate for the 12 coming weeks. The initial stock and as well as the required final stock level (in thousands) are known. Per batch of every glass type, the production and storage costs in € are given, together with the required working time for workers and machines (in hours), and the required storage space (measured in numbers of trays).