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| Mirrors > Home > MPE Home > Th. List > syl21anbrc | Structured version Visualization version GIF version | ||
| Description: Syllogism inference. (Contributed by Peter Mazsa, 18-Sep-2022.) |
| Ref | Expression |
|---|---|
| syl21anbrc.1 | ⊢ (𝜑 → 𝜓) |
| syl21anbrc.2 | ⊢ (𝜑 → 𝜒) |
| syl21anbrc.3 | ⊢ (𝜑 → 𝜃) |
| syl21anbrc.4 | ⊢ (𝜏 ↔ ((𝜓 ∧ 𝜒) ∧ 𝜃)) |
| Ref | Expression |
|---|---|
| syl21anbrc | ⊢ (𝜑 → 𝜏) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | syl21anbrc.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 2 | syl21anbrc.2 | . . 3 ⊢ (𝜑 → 𝜒) | |
| 3 | syl21anbrc.3 | . . 3 ⊢ (𝜑 → 𝜃) | |
| 4 | 1, 2, 3 | jca31 514 | . 2 ⊢ (𝜑 → ((𝜓 ∧ 𝜒) ∧ 𝜃)) |
| 5 | syl21anbrc.4 | . 2 ⊢ (𝜏 ↔ ((𝜓 ∧ 𝜒) ∧ 𝜃)) | |
| 6 | 4, 5 | sylibr 234 | 1 ⊢ (𝜑 → 𝜏) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This theorem depends on definitions: df-bi 207 df-an 396 |
| This theorem is referenced by: fprlem1 8243 erinxp 8731 frrlem15 9672 fpwwe2lem11 10555 nqerf 10844 nqerid 10847 genpcl 10922 nqpr 10928 ltexprlem5 10954 psss 18537 psssdm2 18538 ismhmd 18745 idmhm 18754 resmhm2b 18781 prdspjmhm 18788 pwsdiagmhm 18790 pwsco1mhm 18791 pwsco2mhm 18792 frmdup1 18823 mhmfmhm 19032 isghmd 19191 ghmmhm 19192 idghm 19197 symgsubmefmndALT 19369 lactghmga 19371 frgpmhm 19731 frgpuplem 19738 mulgmhm 19793 isrhm2d 20457 idrhm 20460 pwsco1rhm 20470 pwsco2rhm 20471 subrgid 20541 issubrg2 20560 subsubrg 20566 pwsdiagrhm 20575 islmhmd 21026 reslmhm 21039 rngqiprngho 21293 issubassa 21857 subrgpsr 21966 mat1mhm 22459 mat1rhm 22460 scmatmhm 22509 scmatrhm 22510 mat2pmatmhm 22708 mat2pmatrhm 22709 m2cpmrhm 22721 pm2mpmhm 22795 pm2mprhm 22796 ptpjcn 23586 idnmhm 24729 pi1cpbl 25021 pi1grplem 25026 pi1xfr 25032 pi1coghm 25038 vitalilem1 25585 vitalilem3 25587 sltsd 27774 ssslts1 27779 ssslts2 27780 syl22anbrc 32540 fldgenfldext 33828 weiunso 36664 prjspertr 43052 prjspvs 43057 0prjspnrel 43074 nla0002 43869 nla0003 43870 clnbgrvtxel 48317 clnbgredg 48328 |
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