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| Mirrors > Home > ILE Home > Th. List > ringgrp | GIF version | ||
| Description: A ring is a group. (Contributed by NM, 15-Sep-2011.) |
| Ref | Expression |
|---|---|
| ringgrp | ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Grp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2234 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | eqid 2234 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 3 | eqid 2234 | . . 3 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 4 | eqid 2234 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 5 | 1, 2, 3, 4 | isring 14228 | . 2 ⊢ (𝑅 ∈ Ring ↔ (𝑅 ∈ Grp ∧ (mulGrp‘𝑅) ∈ Mnd ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)∀𝑧 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)(𝑦(+g‘𝑅)𝑧)) = ((𝑥(.r‘𝑅)𝑦)(+g‘𝑅)(𝑥(.r‘𝑅)𝑧)) ∧ ((𝑥(+g‘𝑅)𝑦)(.r‘𝑅)𝑧) = ((𝑥(.r‘𝑅)𝑧)(+g‘𝑅)(𝑦(.r‘𝑅)𝑧))))) |
| 6 | 5 | simp1bi 1039 | 1 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Grp) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1398 ∈ wcel 2205 ∀wral 2522 ‘cfv 5357 (class class class)co 6058 Basecbs 13296 +gcplusg 13374 .rcmulr 13375 Mndcmnd 13713 Grpcgrp 13797 mulGrpcmgp 14148 Ringcrg 14224 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-cnex 8234 ax-resscn 8235 ax-1re 8237 ax-addrcl 8240 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-sbc 3046 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-iota 5317 df-fun 5359 df-fn 5360 df-fv 5365 df-ov 6061 df-inn 9255 df-2 9313 df-3 9314 df-ndx 13299 df-slot 13300 df-base 13302 df-plusg 13387 df-mulr 13388 df-ring 14226 |
| This theorem is referenced by: ringgrpd 14233 ringmnd 14234 ring0cl 14249 ringacl 14258 ringcom 14259 ringabl 14260 ringlz 14271 ringrz 14272 ringnegl 14279 ringnegr 14280 ringmneg1 14281 ringmneg2 14282 ringm2neg 14283 ringsubdi 14284 ringsubdir 14285 mulgass2 14286 ringlghm 14289 ringrghm 14290 ringressid 14291 imasring 14292 opprring 14307 dvdsrneg 14333 unitnegcl 14360 dvrdir 14373 dfrhm2 14384 isrhm 14388 isrhmd 14396 rhmfn 14402 rhmval 14403 subrgsubg 14458 lmodfgrp 14556 lmod0vs 14581 lmodvsneg 14591 lmodsubvs 14603 lmodsubdi 14604 lmodsubdir 14605 rmodislmodlem 14610 rmodislmod 14611 issubrgd 14712 lidlsubg 14746 cnfld0 14831 cnfldneg 14833 cnfldsub 14835 cnsubglem 14839 zringgrp 14855 mulgrhm 14869 zrhmulg 14880 |
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