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Mirrors > Home > MPE Home > Th. List > 3anidm23 | Structured version Visualization version GIF version |
Description: Inference from idempotent law for conjunction. (Contributed by NM, 1-Feb-2007.) |
Ref | Expression |
---|---|
3anidm23.1 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜓) → 𝜒) |
Ref | Expression |
---|---|
3anidm23 | ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anidm23.1 | . . 3 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜓) → 𝜒) | |
2 | 1 | 3expa 1115 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜓) → 𝜒) |
3 | 2 | anabss3 674 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1084 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 210 df-an 400 df-3an 1086 |
This theorem is referenced by: supsn 8920 infsn 8953 grusn 10215 subeq0 10901 halfaddsub 11858 avglt2 11864 modabs2 13268 efsub 15445 sinmul 15517 divalgmod 15747 modgcd 15870 pythagtriplem4 16146 pythagtriplem16 16157 pltirr 17565 latjidm 17676 latmidm 17688 ipopos 17762 mulgmodid 18258 f1omvdcnv 18564 lsmss1 18783 zntoslem 20248 obsipid 20411 smadiadetlem2 21269 smadiadet 21275 ordtt1 21984 xmet0 22949 nmsq 23799 tcphcphlem3 23837 tcphcph 23841 grpoidinvlem1 28287 grpodivid 28325 nvmid 28442 ipidsq 28493 5oalem1 29437 3oalem2 29446 unopf1o 29699 unopnorm 29700 hmopre 29706 ballotlemfc0 31860 ballotlemfcc 31861 pdivsq 33094 gcdabsorb 33097 cgr3rflx 33628 endofsegid 33659 tailini 33837 nnssi2 33916 nndivlub 33919 brin2 35817 opoccl 36490 opococ 36491 opexmid 36503 opnoncon 36504 cmtidN 36553 ltrniotaidvalN 37879 pell14qrexpclnn0 39807 rmxdbl 39880 rmydbl 39881 rhmsubclem3 44712 rhmsubcALTVlem3 44730 |
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