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Mirrors > Home > ILE Home > Th. List > anidmdbi | Unicode version |
Description: Conjunction idempotence with antecedent. (Contributed by Roy F. Longton, 8-Aug-2005.) |
Ref | Expression |
---|---|
anidmdbi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | anidm 388 | . 2 | |
2 | 1 | imbi2i 224 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 wb 103 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: (None) |
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