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| Mirrors > Home > MPE Home > Th. List > syl23anc | 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) |
| syl23anc.6 | ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏 ∧ 𝜂)) → 𝜁) |
| Ref | Expression |
|---|---|
| syl23anc | ⊢ (𝜑 → 𝜁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl3anc.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 2 | syl3anc.2 | . . 3 ⊢ (𝜑 → 𝜒) | |
| 3 | 1, 2 | jca 521 | . 2 ⊢ (𝜑 → (𝜓 ∧ 𝜒)) |
| 4 | syl3anc.3 | . 2 ⊢ (𝜑 → 𝜃) | |
| 5 | syl3Xanc.4 | . 2 ⊢ (𝜑 → 𝜏) | |
| 6 | syl23anc.5 | . 2 ⊢ (𝜑 → 𝜂) | |
| 7 | syl23anc.6 | . 2 ⊢ (((𝜓 ∧ 𝜒) ∧ (𝜃 ∧ 𝜏 ∧ 𝜂)) → 𝜁) | |
| 8 | 3, 4, 5, 6, 7 | syl13anc 1399 | 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: suppofss1d 8199 suppofss2d 8200 cnfcomlem 9678 ackbij1lem16 10283 div2subd 12112 symg2bas 19568 rhmpreimaprmidl 21596 psgndiflemA 21868 evl1expd 22624 evls1maplmhm 22656 oftpos 22728 restopn2 23456 tsmsxp 24435 blcld 24785 cnllycmp 25238 dvlipcn 26275 tanregt0 26830 ostthlem1 27917 nosupbnd1lem1 27998 nosupbnd2 28006 noinfbnd1lem1 28013 noinfbnd2 28021 angmgmaddov1 29321 ax5seglem6 29445 axcontlem4 29478 axcontlem7 29481 wwlksnextwrd 30419 drngidlhash 33916 qsdrngilem 33951 rsprprmprmidlb 33988 rprmirredb 33997 dfufd2lem 34014 lindsunlem 34189 lactlmhm 34199 pnfneige0 34516 qqhval2 34547 esumcocn 34645 carsgmon 34880 bnj1125 35556 heiborlem8 38672 2atjm 40422 1cvrat 40453 lvolnlelln 40561 lvolnlelpln 40562 4atlem3 40573 lplncvrlvol 40593 dalem39 40688 cdleme4a 41216 cdleme15 41255 cdleme16c 41257 cdleme19b 41281 cdleme19e 41284 cdleme20d 41289 cdleme20g 41292 cdleme20j 41295 cdleme20k 41296 cdleme20l2 41298 cdleme20l 41299 cdleme20m 41300 cdleme22e 41321 cdleme22eALTN 41322 cdleme22f 41323 cdleme27cl 41343 cdlemefr27cl 41380 mpaaeu 44095 |
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