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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 8578 omeu 8579 dfac12lem2 10147 xaddass2 13294 xpncan 13295 divdenle 16833 pockthlem 16990 znidomb 21748 tanord1 26739 ang180lem5 27015 isosctrlem3 27022 log2tlbnd 27147 basellem1 27282 perfectlem2 27431 bposlem6 27490 dchrisum0flblem2 27710 pntpbnd1a 27786 mulsproplem1 28346 axcontlem8 29358 xlt2addrd 33141 s2f1 33300 xrge0addass 33367 xrge0npcan 33371 elrgspnlem1 33593 submatminr1 34231 carsgclctunlem2 34741 nmulss1 36727 nadddilem3 36735 4atexlemntlpq 40883 4atexlemnclw 40885 trlval2 40978 cdleme0moN 41040 cdleme16b 41094 cdleme16c 41095 cdleme16d 41096 cdleme16e 41097 cdleme17c 41103 cdlemeda 41113 cdleme20h 41131 cdleme20j 41133 cdleme20l2 41136 cdleme21c 41142 cdleme21ct 41144 cdleme22aa 41154 cdleme22cN 41157 cdleme22d 41158 cdleme22e 41159 cdleme22eALTN 41160 cdleme23b 41165 cdleme25a 41168 cdleme25dN 41171 cdleme27N 41184 cdleme28a 41185 cdleme28b 41186 cdleme29ex 41189 cdleme32c 41258 cdleme42k 41299 cdlemg2cex 41406 cdlemg2idN 41411 cdlemg31c 41514 cdlemk5a 41650 cdlemk5 41651 congmul 43735 jm2.25lem1 43766 jm2.26 43770 jm2.27a 43773 infleinflem1 46126 stoweidlem42 46797 |
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