Description: Conjunction form of e22 . (Contributed by Alan Sare, 11-Jun-2011) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | e22an.1 | |
|
e22an.2 | |
||
e22an.3 | |
||
Assertion | e22an | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | e22an.1 | |
|
2 | e22an.2 | |
|
3 | e22an.3 | |
|
4 | 3 | ex | |
5 | 1 2 4 | e22 | |