Set Relations
Equivalence Relations
Definition- Let S be a set and ~ a relation between any two objects in the set:
- Reflexivity For every a in S, a ~ a
- Symmetry For any a, b in S, if a ~ b -> b ~ a
- Transitivity For any a, b, c in S, if a ~ b and b ~ c --> a ~ c
| 08dec16 | admin |