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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 1119 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜓) → 𝜒) |
| 3 | 2 | anabss3 676 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1087 |
| 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 207 df-an 396 df-3an 1089 |
| This theorem is referenced by: supsn 9383 infsn 9417 grusn 10724 subeq0 11417 halfaddsub 12407 avglt2 12413 modabs2 13861 efsub 16064 sinmul 16136 divalgmod 16372 modgcd 16498 pythagtriplem4 16787 pythagtriplem16 16798 pltirr 18296 latjidm 18425 latmidm 18437 ipopos 18499 mulgmodid 19086 f1omvdcnv 19416 lsmss1 19637 rhmsubclem3 20661 zntoslem 21552 obsipid 21718 smadiadetlem2 22645 smadiadet 22651 ordtt1 23360 xmet0 24323 nmsq 25177 tcphcphlem3 25216 tcphcph 25220 grpoidinvlem1 30596 grpodivid 30634 nvmid 30751 ipidsq 30802 5oalem1 31746 3oalem2 31755 unopf1o 32008 unopnorm 32009 hmopre 32015 ballotlemfc0 34659 ballotlemfcc 34660 gcdabsorb 35954 cgr3rflx 36258 endofsegid 36289 tailini 36580 nnssi2 36659 nndivlub 36662 brin2 38781 opoccl 39662 opococ 39663 opexmid 39675 opnoncon 39676 cmtidN 39725 ltrniotaidvalN 41051 pell14qrexpclnn0 43320 rmxdbl 43393 rmydbl 43394 rhmsubcALTVlem3 48779 |
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