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| Mirrors > Home > MPE Home > Th. List > syl222anc | 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) |
| syl33anc.6 | ⊢ (𝜑 → 𝜁) |
| syl222anc.7 | ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏) ∧ (𝜂 ∧ 𝜁)) → 𝜎) |
| Ref | Expression |
|---|---|
| syl222anc | ⊢ (𝜑 → 𝜎) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl3anc.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 2 | syl3anc.2 | . 2 ⊢ (𝜑 → 𝜒) | |
| 3 | syl3anc.3 | . 2 ⊢ (𝜑 → 𝜃) | |
| 4 | syl3Xanc.4 | . 2 ⊢ (𝜑 → 𝜏) | |
| 5 | syl23anc.5 | . . 3 ⊢ (𝜑 → 𝜂) | |
| 6 | syl33anc.6 | . . 3 ⊢ (𝜑 → 𝜁) | |
| 7 | 5, 6 | jca 521 | . 2 ⊢ (𝜑 → (𝜂 ∧ 𝜁)) |
| 8 | syl222anc.7 | . 2 ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏) ∧ (𝜂 ∧ 𝜁)) → 𝜎) | |
| 9 | 1, 2, 3, 4, 7, 8 | syl221anc 1408 | 1 ⊢ (𝜑 → 𝜎) |
| 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: 3anandis 1500 3anandirs 1501 omopth2 8596 omeu 8597 dfac12lem2 10227 xaddass2 13384 xpncan 13385 divdenle 16931 pockthlem 17089 znidomb 21873 tanord1 26871 ang180lem5 27147 isosctrlem3 27154 log2tlbnd 27279 basellem1 27414 perfectlem2 27563 bposlem6 27622 dchrisum0flblem2 27842 pntpbnd1a 27918 mulsproplem1 28508 axcontlem8 29555 xlt2addrd 33398 s2f1 33557 xrge0addass 33624 xrge0npcan 33628 elrgspnlem1 33850 submatminr1 34489 carsgclctunlem2 34998 nmulss1 37056 nadddilem3 37064 4atexlemntlpq 41219 4atexlemnclw 41221 trlval2 41314 cdleme0moN 41376 cdleme16b 41430 cdleme16c 41431 cdleme16d 41432 cdleme16e 41433 cdleme17c 41439 cdlemeda 41449 cdleme20h 41467 cdleme20j 41469 cdleme20l2 41472 cdleme21c 41478 cdleme21ct 41480 cdleme22aa 41490 cdleme22cN 41493 cdleme22d 41494 cdleme22e 41495 cdleme22eALTN 41496 cdleme23b 41501 cdleme25a 41504 cdleme25dN 41507 cdleme27N 41520 cdleme28a 41521 cdleme28b 41522 cdleme29ex 41525 cdleme32c 41594 cdleme42k 41635 cdlemg2cex 41742 cdlemg2idN 41747 cdlemg31c 41850 cdlemk5a 41986 cdlemk5 41987 congmul 44068 jm2.25lem1 44099 jm2.26 44103 jm2.27a 44106 infleinflem1 46475 stoweidlem42 47146 |
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