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Mirrors > Home > MPE Home > Th. List > 3simpc | Structured version Visualization version Unicode version |
Description: Simplification of triple conjunction. (Contributed by NM, 21-Apr-1994.) (Proof shortened by Andrew Salmon, 13-May-2011.) |
Ref | Expression |
---|---|
3simpc |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anrot 1043 | . 2 | |
2 | 3simpa 1058 | . 2 | |
3 | 1, 2 | sylbi 207 | 1 |
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