The required computational effort in the areas of production planning and logistics, scheduling, distribution and resource allocation is reduced by a procedure for solving a Discrete Activity Resource Allocation (DARA) problem. The procedure begins by reducing all activities and resources which do not...http://www.google.com.au/patents/US5216593?utm_source=gb-gplus-sharePatent US5216593 - Method and apparatus for discrete activity resourse allocation through cardinality constraint generation