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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 1114 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜓) → 𝜒) |
3 | 2 | anabss3 673 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 |
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 399 df-3an 1085 |
This theorem is referenced by: supsn 8922 infsn 8955 grusn 10212 subeq0 10898 halfaddsub 11857 avglt2 11863 modabs2 13263 efsub 15438 sinmul 15510 divalgmod 15740 modgcd 15863 pythagtriplem4 16139 pythagtriplem16 16150 pltirr 17556 latjidm 17667 latmidm 17679 ipopos 17753 mulgmodid 18249 f1omvdcnv 18555 lsmss1 18774 zntoslem 20686 obsipid 20849 smadiadetlem2 21256 smadiadet 21262 ordtt1 21970 xmet0 22935 nmsq 23781 tcphcphlem3 23819 tcphcph 23823 grpoidinvlem1 28265 grpodivid 28303 nvmid 28420 ipidsq 28471 5oalem1 29415 3oalem2 29424 unopf1o 29677 unopnorm 29678 hmopre 29684 ballotlemfc0 31757 ballotlemfcc 31758 pdivsq 32988 gcdabsorb 32991 cgr3rflx 33522 endofsegid 33553 tailini 33731 nnssi2 33810 nndivlub 33813 brin2 35689 opoccl 36362 opococ 36363 opexmid 36375 opnoncon 36376 cmtidN 36425 ltrniotaidvalN 37751 pell14qrexpclnn0 39555 rmxdbl 39628 rmydbl 39629 rhmsubclem3 44444 rhmsubcALTVlem3 44462 |
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