Variables :: SAS/OR(R) 13.1 User's Guide: Mathematical Programming Examples

Table 23.3 shows the variables that are used in this example.

Table 23.3: Variables

Variable Name	Interpretation
`UseNode[i,d]`	1 if node $i$ is visited on day $d$ ; 0 otherwise
`UseEdge[i,j,d]`	1 if edge $(i,j)$ is traversed on day $d$ ; 0 otherwise