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Mirrors > Home > ILE Home > Th. List > pm3.4 | Unicode version |
Description: Conjunction implies implication. Theorem *3.4 of [WhiteheadRussell] p. 113. (Contributed by NM, 31-Jul-1995.) |
Ref | Expression |
---|---|
pm3.4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 108 | . 2 | |
2 | 1 | a1d 22 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia2 105 |
This theorem is referenced by: dcim 817 pclem6 1305 sbequ1 1691 sbequ8 1768 en2lp 4297 |
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