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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 523 | . 2 ⊢ (𝜑 → ((𝜓 ∧ 𝜒) ∧ 𝜃)) |
| 5 | syl21anbrc.4 | . 2 ⊢ (𝜏 ↔ ((𝜓 ∧ 𝜒) ∧ 𝜃)) | |
| 6 | 4, 5 | sylibr 237 | 1 ⊢ (𝜑 → 𝜏) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 |
| 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 210 df-an 401 |
| This theorem is referenced by: fprlem1 8285 erinxp 8777 frrlem15 9717 fpwwe2lem11 10614 nqerf 10903 nqerid 10906 genpcl 10981 nqpr 10987 ltexprlem5 11013 psss 18624 psssdm2 18625 ismhmd 18832 idmhm 18841 resmhm2b 18869 prdspjmhm 18876 pwsdiagmhm 18878 pwsco1mhm 18879 pwsco2mhm 18880 frmdup1 18911 mhmfmhm 19119 isghmd 19283 ghmmhm 19284 idghm 19289 symgsubmefmndALT 19461 lactghmga 19463 frgpmhm 19823 frgpuplem 19830 mulgmhm 19885 isrhm2d 20557 idrhm 20560 pwsco1rhm 20572 pwsco2rhm 20573 subrgid 20646 issubrg2 20665 subsubrg 20671 pwsdiagrhm 20680 islmhmd 21126 reslmhm 21139 rngqiprngho 21402 issubassa 21974 subrgpsr 22084 mat1mhm 22598 mat1rhm 22599 scmatmhm 22648 scmatrhm 22649 mat2pmatmhm 22847 mat2pmatrhm 22848 m2cpmrhm 22860 pm2mpmhm 22934 pm2mprhm 22935 ptpjcn 23725 idnmhm 24868 pi1cpbl 25160 pi1grplem 25165 pi1xfr 25171 pi1coghm 25177 vitalilem1 25724 vitalilem3 25726 sltsd 27915 ssslts1 27920 ssslts2 27921 syl22anbrc 32711 fldgenfldext 33970 weiunso 36834 prjspertr 43194 prjspvs 43199 0prjspnrel 43216 nla0002 44007 nla0003 44008 clnbgrvtxel 48450 clnbgredg 48461 |
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