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Mirrors > Home > ILE Home > Th. List > 3anidm12 | Unicode version |
Description: Inference from idempotent law for conjunction. (Contributed by NM, 7-Mar-2008.) |
Ref | Expression |
---|---|
3anidm12.1 |
Ref | Expression |
---|---|
3anidm12 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anidm12.1 | . . 3 | |
2 | 1 | 3expib 1141 | . 2 |
3 | 2 | anabsi5 543 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 w3a 919 |
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 df-3an 921 |
This theorem is referenced by: 3anidm13 1227 syl2an3an 1229 prarloclemarch2 6609 nq02m 6655 recexprlem1ssl 6823 recexprlem1ssu 6824 nncan 7337 dividap 7789 modqid0 9352 subsq 9581 gcd0id 10370 coprm 10523 |
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