| | 1 | === Base Template !DisjointnessOf2Classes === |
| | 2 | |
| | 3 | [[br]]This template expresses that two classes have no members in common (that the classes are disjoint). !DisjointnessOf2Classes(x, y) means that the intersection of x and y is empty. |
| | 4 | [[br]] |
| | 5 | [[br]]Roles: |
| | 6 | [[br]]1 hasClass1 Class |
| | 7 | [[br]]2 hasClass2 Class |
| | 8 | |
| | 9 | Axiom: |
| | 10 | {{{ |
| | 11 | DisjointnessOf2Classes(x1, x2) <-> |
| | 12 | Class(x1) & |
| | 13 | Class(x2) & |
| | 14 | IntersectionOf2Classes(x1, x2, EmptyClass) . |
| | 15 | }}} |
| | 16 | |
| | 17 | NOTE See 8.3 for further information on the representation used in this template. See 8.2.1 for a description of the item !EmptyClass used in this template. |
