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| Mirrors > Home > MPE Home > Th. List > syl221anc | Structured version Visualization version GIF version | ||
| Description: Syllogism combined with contraction. (Contributed by NM, 11-Mar-2012.) |
| Ref | Expression |
|---|---|
| syl3anc.1 | ⊢ (𝜑 → 𝜓) |
| syl3anc.2 | ⊢ (𝜑 → 𝜒) |
| syl3anc.3 | ⊢ (𝜑 → 𝜃) |
| syl3Xanc.4 | ⊢ (𝜑 → 𝜏) |
| syl23anc.5 | ⊢ (𝜑 → 𝜂) |
| syl221anc.6 | ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏) ∧ 𝜂) → 𝜁) |
| Ref | Expression |
|---|---|
| syl221anc | ⊢ (𝜑 → 𝜁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl3anc.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 2 | syl3anc.2 | . 2 ⊢ (𝜑 → 𝜒) | |
| 3 | syl3anc.3 | . . 3 ⊢ (𝜑 → 𝜃) | |
| 4 | syl3Xanc.4 | . . 3 ⊢ (𝜑 → 𝜏) | |
| 5 | 3, 4 | jca 521 | . 2 ⊢ (𝜑 → (𝜃 ∧ 𝜏)) |
| 6 | syl23anc.5 | . 2 ⊢ (𝜑 → 𝜂) | |
| 7 | syl221anc.6 | . 2 ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏) ∧ 𝜂) → 𝜁) | |
| 8 | 1, 2, 5, 6, 7 | syl211anc 1403 | 1 ⊢ (𝜑 → 𝜁) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 df-an 402 df-3an 1105 |
| This theorem is used by: syl222anc 1413 vtocldf 3521 f1oprswap 6871 dmdcand 12126 modmul12d 14072 modnegd 14073 modadd12d 14074 exprec 14250 rpexpmord 14315 splval2 14911 dvdsmodexp 16436 eulerthlem2 16965 fermltl 16967 odzdvds 16979 fnpr2o 17735 efgredleme 19963 efgredlemc 19965 blssps 24749 blss 24750 metequiv2 24835 met1stc 24846 met2ndci 24847 metdstri 25177 xlebnum 25292 caubl 25635 divcxp 27021 cxple2a 27033 cxplead 27055 cxplt2d 27060 cxple2d 27061 mulcxpd 27062 ang180 27148 wilthlem2 27402 lgsvalmod 27649 lgsmod 27656 lgsdir2lem4 27661 lgsdirprm 27664 lgsne0 27668 lgseisen 27712 conway 28171 ax5seglem9 29521 fzm1ne1 33427 xrsmulgzz 33617 linds2eq 33983 heiborlem8 38846 cdlemd4 41352 cdleme15a 41425 cdleme17b 41438 cdleme25a 41504 cdleme25c 41506 cdleme25dN 41507 cdleme26ee 41511 tendococl 41923 tendodi1 41935 tendodi2 41936 cdlemi 41971 tendocan 41975 cdlemk5a 41986 cdlemk5 41987 cdlemk10 41994 cdlemk5u 42012 cdlemkfid1N 42072 pellexlem6 43935 acongeq 44084 jm2.25 44100 stoweidlem42 47146 stoweidlem51 47155 ldepspr 49679 |
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