Where:
(X0 , Y0 ) are the co-ordinates of the CG which gives the facility location
(Xi , Yi ) are co-ordinates of each customer i, and supplier i
Wi is expected demand at customer i, or expected supply from supplier i
Van HendrickIndustries is building a central logistics centrethat will collect components from three suppliers, and send finished goods to six regional warehouses. The locations of these and the amounts supplied or demanded are shown in the following table. Where should they start looking for a site?