| Comparator | Description |
|
|
| MinCardDiff | selects set variable which has the smallest difference in cardinality |
| | between lub and glb. |
| MaxCardDiff | selects set variable which has the greatest difference in cardinality |
| | between lub and glb. |
| MinGlbCard | selects set variable which has the glb with the smallest cardinality |
| MaxGlbCard | selects set variable which has the glb with the greatest cardinality |
| MinLubCard | selects set variable which has the lub with the smallest cardinality |
| MaxLubCard | selects set variable which has the lub with the greatest cardinality |
| MostConstrainedStatic | selects set variable which has most constraints assign to it |
| MostConstrainedDynamic | selects set variable which has the most pending constraints assign to it |
| |