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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 1134 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜓) → 𝜒) |
| 3 | 2 | anabss3 687 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1101 |
| 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 401 df-3an 1103 |
| This theorem is referenced by: supsn 9432 infsn 9466 grusn 10788 subeq0 11483 halfaddsub 12476 avglt2 12482 modabs2 13937 efsub 16155 sinmul 16227 divalgmod 16463 modgcd 16589 pythagtriplem4 16878 pythagtriplem16 16889 pltirr 18388 latjidm 18517 latmidm 18529 ipopos 18591 mulgmodid 19178 f1omvdcnv 19513 lsmss1 19734 rhmsubclem3 20771 zntoslem 21685 obsipid 21851 smadiadetlem2 22800 smadiadet 22806 ordtt1 23515 xmet0 24478 nmsq 25332 tcphcphlem3 25371 tcphcph 25375 grpoidinvlem1 30822 grpodivid 30860 nvmid 30977 ipidsq 31028 5oalem1 31972 3oalem2 31981 unopf1o 32234 unopnorm 32235 hmopre 32241 ballotlemfc0 34849 ballotlemfcc 34850 gcdabsorb 36196 cgr3rflx 36500 endofsegid 36531 tailini 36831 nnssi2 36910 nndivlub 36913 brin2 39033 opoccl 39914 opococ 39915 opexmid 39927 opnoncon 39928 cmtidN 39977 ltrniotaidvalN 41303 pell14qrexpclnn0 43541 rmxdbl 43614 rmydbl 43615 rhmsubcALTVlem3 48993 |
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