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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 8576 omeu 8577 dfac12lem2 10204 xaddass2 13361 xpncan 13362 divdenle 16905 pockthlem 17063 znidomb 21847 tanord1 26847 ang180lem5 27123 isosctrlem3 27130 log2tlbnd 27255 basellem1 27390 perfectlem2 27539 bposlem6 27598 dchrisum0flblem2 27818 pntpbnd1a 27894 mulsproplem1 28484 axcontlem8 29531 xlt2addrd 33333 s2f1 33492 xrge0addass 33559 xrge0npcan 33563 elrgspnlem1 33785 submatminr1 34424 carsgclctunlem2 34934 nmulss1 36933 nadddilem3 36941 4atexlemntlpq 41093 4atexlemnclw 41095 trlval2 41188 cdleme0moN 41250 cdleme16b 41304 cdleme16c 41305 cdleme16d 41306 cdleme16e 41307 cdleme17c 41313 cdlemeda 41323 cdleme20h 41341 cdleme20j 41343 cdleme20l2 41346 cdleme21c 41352 cdleme21ct 41354 cdleme22aa 41364 cdleme22cN 41367 cdleme22d 41368 cdleme22e 41369 cdleme22eALTN 41370 cdleme23b 41375 cdleme25a 41378 cdleme25dN 41381 cdleme27N 41394 cdleme28a 41395 cdleme28b 41396 cdleme29ex 41399 cdleme32c 41468 cdleme42k 41509 cdlemg2cex 41616 cdlemg2idN 41621 cdlemg31c 41724 cdlemk5a 41860 cdlemk5 41861 congmul 43927 jm2.25lem1 43958 jm2.26 43962 jm2.27a 43965 infleinflem1 46325 stoweidlem42 46996 |
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