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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 1132 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜓) → 𝜒) |
| 3 | 2 | anabss3 685 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1099 |
| 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 209 df-an 400 df-3an 1101 |
| This theorem is referenced by: supsn 9417 infsn 9451 grusn 10773 subeq0 11468 halfaddsub 12464 avglt2 12470 modabs2 13925 efsub 16142 sinmul 16214 divalgmod 16450 modgcd 16576 pythagtriplem4 16865 pythagtriplem16 16876 pltirr 18375 latjidm 18504 latmidm 18516 ipopos 18578 mulgmodid 19165 f1omvdcnv 19494 lsmss1 19715 rhmsubclem3 20747 zntoslem 21615 obsipid 21781 smadiadetlem2 22731 smadiadet 22737 ordtt1 23446 xmet0 24409 nmsq 25263 tcphcphlem3 25302 tcphcph 25306 grpoidinvlem1 30714 grpodivid 30752 nvmid 30869 ipidsq 30920 5oalem1 31864 3oalem2 31873 unopf1o 32126 unopnorm 32127 hmopre 32133 ballotlemfc0 34792 ballotlemfcc 34793 gcdabsorb 36105 cgr3rflx 36409 endofsegid 36440 tailini 36741 nnssi2 36820 nndivlub 36823 brin2 38942 opoccl 39823 opococ 39824 opexmid 39836 opnoncon 39837 cmtidN 39886 ltrniotaidvalN 41212 pell14qrexpclnn0 43448 rmxdbl 43521 rmydbl 43522 rhmsubcALTVlem3 48896 |
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