Description: The converse epsilon coset of a set is the set. (Contributed by Peter Mazsa, 27-Jan-2019)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | eccnvep | |- ( A e. V -> [ A ] `' _E = A ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eleccnvep | |- ( A e. V -> ( x e. [ A ] `' _E <-> x e. A ) ) |
|
| 2 | 1 | eqrdv | |- ( A e. V -> [ A ] `' _E = A ) |