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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 2232 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | eqid 2232 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 3 | eqid 2232 | . . 3 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 4 | eqid 2232 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 5 | 1, 2, 3, 4 | isring 14136 | . 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 2203 ∀wral 2520 ‘cfv 5351 (class class class)co 6049 Basecbs 13204 +gcplusg 13282 .rcmulr 13283 Mndcmnd 13621 Grpcgrp 13705 mulGrpcmgp 14056 Ringcrg 14132 |
| 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 2205 ax-14 2206 ax-ext 2214 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-cnex 8217 ax-resscn 8218 ax-1re 8220 ax-addrcl 8223 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2814 df-sbc 3042 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-int 3949 df-br 4109 df-opab 4171 df-mpt 4172 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-iota 5311 df-fun 5353 df-fn 5354 df-fv 5359 df-ov 6052 df-inn 9237 df-2 9295 df-3 9296 df-ndx 13207 df-slot 13208 df-base 13210 df-plusg 13295 df-mulr 13296 df-ring 14134 |
| This theorem is referenced by: ringgrpd 14141 ringmnd 14142 ring0cl 14157 ringacl 14166 ringcom 14167 ringabl 14168 ringlz 14179 ringrz 14180 ringnegl 14187 ringnegr 14188 ringmneg1 14189 ringmneg2 14190 ringm2neg 14191 ringsubdi 14192 ringsubdir 14193 mulgass2 14194 ringlghm 14197 ringrghm 14198 ringressid 14199 imasring 14200 opprring 14215 dvdsrneg 14240 unitnegcl 14267 dvrdir 14280 dfrhm2 14291 isrhm 14295 isrhmd 14303 rhmfn 14309 rhmval 14310 subrgsubg 14364 lmodfgrp 14436 lmod0vs 14461 lmodvsneg 14471 lmodsubvs 14483 lmodsubdi 14484 lmodsubdir 14485 rmodislmodlem 14490 rmodislmod 14491 issubrgd 14592 lidlsubg 14626 cnfld0 14711 cnfldneg 14713 cnfldsub 14715 cnsubglem 14719 zringgrp 14735 mulgrhm 14749 zrhmulg 14760 |
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