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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 2231 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | eqid 2231 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 3 | eqid 2231 | . . 3 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 4 | eqid 2231 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 5 | 1, 2, 3, 4 | isring 14075 | . 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 2202 ∀wral 2511 ‘cfv 5333 (class class class)co 6028 Basecbs 13143 +gcplusg 13221 .rcmulr 13222 Mndcmnd 13560 Grpcgrp 13644 mulGrpcmgp 13995 Ringcrg 14071 |
| 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 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-cnex 8166 ax-resscn 8167 ax-1re 8169 ax-addrcl 8172 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-sbc 3033 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-iota 5293 df-fun 5335 df-fn 5336 df-fv 5341 df-ov 6031 df-inn 9187 df-2 9245 df-3 9246 df-ndx 13146 df-slot 13147 df-base 13149 df-plusg 13234 df-mulr 13235 df-ring 14073 |
| This theorem is referenced by: ringgrpd 14080 ringmnd 14081 ring0cl 14096 ringacl 14105 ringcom 14106 ringabl 14107 ringlz 14118 ringrz 14119 ringnegl 14126 ringnegr 14127 ringmneg1 14128 ringmneg2 14129 ringm2neg 14130 ringsubdi 14131 ringsubdir 14132 mulgass2 14133 ringlghm 14136 ringrghm 14137 ringressid 14138 imasring 14139 opprring 14154 dvdsrneg 14179 unitnegcl 14206 dvrdir 14219 dfrhm2 14230 isrhm 14234 isrhmd 14242 rhmfn 14248 rhmval 14249 subrgsubg 14303 lmodfgrp 14372 lmod0vs 14397 lmodvsneg 14407 lmodsubvs 14419 lmodsubdi 14420 lmodsubdir 14421 rmodislmodlem 14426 rmodislmod 14427 issubrgd 14528 lidlsubg 14562 cnfld0 14647 cnfldneg 14649 cnfldsub 14651 cnsubglem 14655 zringgrp 14671 mulgrhm 14685 zrhmulg 14696 |
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