Variables :: SAS/OR(R) 12.3 User's Guide: Mathematical Programming Examples

Table 18.2 shows the variables used in this example.

Table 18.2: Variables

Variable Name	Interpretation
`IsColor[i,j,k,color]`	1 if cell is color; 0 otherwise
`IsMonochromatic[line]`	1 if line is monochromatic; 0 otherwise