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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 3522 f1oprswap 6868 dmdcand 12115 modmul12d 14061 modnegd 14062 modadd12d 14063 exprec 14239 rpexpmord 14304 splval2 14899 dvdsmodexp 16423 eulerthlem2 16952 fermltl 16954 odzdvds 16966 fnpr2o 17722 efgredleme 19950 efgredlemc 19952 blssps 24736 blss 24737 metequiv2 24822 met1stc 24833 met2ndci 24834 metdstri 25164 xlebnum 25279 caubl 25622 divcxp 27008 cxple2a 27020 cxplead 27042 cxplt2d 27047 cxple2d 27048 mulcxpd 27049 ang180 27135 wilthlem2 27389 lgsvalmod 27636 lgsmod 27643 lgsdir2lem4 27648 lgsdirprm 27651 lgsne0 27655 lgseisen 27699 conway 28158 ax5seglem9 29508 fzm1ne1 33373 xrsmulgzz 33563 linds2eq 33929 heiborlem8 38732 cdlemd4 41238 cdleme15a 41311 cdleme17b 41324 cdleme25a 41390 cdleme25c 41392 cdleme25dN 41393 cdleme26ee 41397 tendococl 41809 tendodi1 41821 tendodi2 41822 cdlemi 41857 tendocan 41861 cdlemk5a 41872 cdlemk5 41873 cdlemk10 41880 cdlemk5u 41898 cdlemkfid1N 41958 pellexlem6 43820 acongeq 43969 jm2.25 43985 stoweidlem42 47021 stoweidlem51 47030 ldepspr 49554 |
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