Distribution 1: Which Factories and Depots to Supply Which Customers

Index Sets and Their Members

The following index sets and their members are used in this example:

$(i,j) \in \text {ARCS}$
$i, \text {factory} \in \text {FACTORIES}$
$i, \text {depot} \in \text {DEPOTS}$
$i, \text {customer} \in \text {CUSTOMERS}$
$i \in \text {NODES}$
$(i,j) \in \text {PREFERRED}\mr{\_ }\text {ARCS}$
$j \in \text {CUSTOMERS}\mr{\_ }\text {WITH}\mr{\_ }\text {PREFERENCES}$