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Mirrors > Home > ILE Home > Th. List > simprd | Unicode version |
Description: Deduction eliminating a conjunct. (Contributed by NM, 5-Aug-1993.) (Proof shortened by Wolf Lammen, 3-Oct-2013.) |
Ref | Expression |
---|---|
simprd.1 |
Ref | Expression |
---|---|
simprd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simprd.1 | . 2 | |
2 | simpr 109 | . 2 | |
3 | 1, 2 | syl 14 | 1 |
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