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Mirrors > Home > MPE Home > Th. List > simp21l | Structured version Visualization version Unicode version |
Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.) |
Ref | Expression |
---|---|
simp21l |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1l 1085 | . 2 | |
2 | 1 | 3ad2ant2 1083 | 1 |
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