Description: The membership relation and the membership predicate agree when the "containing" class is a set. Inference associated with epelg . (Contributed by Scott Fenton, 11-Apr-2012)
Ref | Expression | ||
---|---|---|---|
Hypothesis | epeli.1 | |
|
Assertion | epeli | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | epeli.1 | |
|
2 | epelg | |
|
3 | 1 2 | ax-mp | |