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Mirrors > Home > ILE Home > Th. List > adantll | Unicode version |
Description: Deduction adding a conjunct to antecedent. (Contributed by NM, 4-May-1994.) (Proof shortened by Wolf Lammen, 24-Nov-2012.) |
Ref | Expression |
---|---|
adant2.1 |
Ref | Expression |
---|---|
adantll |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 109 | . 2 | |
2 | adant2.1 | . 2 | |
3 | 1, 2 | sylan 281 | 1 |
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