Description: /\ -manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypothesis | bnj707.1 | |
|
Assertion | bnj707 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bnj707.1 | |
|
2 | bnj258 | |
|
3 | 2 | simprbi | |
4 | 3 1 | syl | |