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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 8252 erinxp 8740 frrlem15 9681 fpwwe2lem11 10564 nqerf 10853 nqerid 10856 genpcl 10931 nqpr 10937 ltexprlem5 10963 psss 18515 psssdm2 18516 ismhmd 18723 idmhm 18732 resmhm2b 18759 prdspjmhm 18766 pwsdiagmhm 18768 pwsco1mhm 18769 pwsco2mhm 18770 frmdup1 18801 mhmfmhm 19007 isghmd 19166 ghmmhm 19167 idghm 19172 symgsubmefmndALT 19344 lactghmga 19346 frgpmhm 19706 frgpuplem 19713 mulgmhm 19768 isrhm2d 20434 idrhm 20437 pwsco1rhm 20447 pwsco2rhm 20448 subrgid 20518 issubrg2 20537 subsubrg 20543 pwsdiagrhm 20552 islmhmd 21003 reslmhm 21016 rngqiprngho 21270 issubassa 21834 subrgpsr 21945 mat1mhm 22440 mat1rhm 22441 scmatmhm 22490 scmatrhm 22491 mat2pmatmhm 22689 mat2pmatrhm 22690 m2cpmrhm 22702 pm2mpmhm 22776 pm2mprhm 22777 ptpjcn 23567 idnmhm 24710 pi1cpbl 25012 pi1grplem 25017 pi1xfr 25023 pi1coghm 25029 vitalilem1 25577 vitalilem3 25579 sltsd 27776 ssslts1 27781 ssslts2 27782 syl22anbrc 32541 fldgenfldext 33845 weiunso 36679 prjspertr 42960 prjspvs 42965 0prjspnrel 42982 nla0002 43777 nla0003 43778 clnbgrvtxel 48186 clnbgredg 48197 |
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