Description: Deduction adding conjuncts to antecedent. (Contributed by NM, 19-Oct-1999)
Ref | Expression | ||
---|---|---|---|
Hypothesis | ad2ant.1 | |
|
Assertion | ad2antll | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ad2ant.1 | |
|
2 | 1 | adantl | |
3 | 2 | adantl | |