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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 2229 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | eqid 2229 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 3 | eqid 2229 | . . 3 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 4 | eqid 2229 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 5 | 1, 2, 3, 4 | isring 13949 | . 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 1036 | 1 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Grp) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1395 ∈ wcel 2200 ∀wral 2508 ‘cfv 5314 (class class class)co 5994 Basecbs 13018 +gcplusg 13096 .rcmulr 13097 Mndcmnd 13435 Grpcgrp 13519 mulGrpcmgp 13869 Ringcrg 13945 |
| 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4201 ax-pow 4257 ax-pr 4292 ax-un 4521 ax-cnex 8078 ax-resscn 8079 ax-1re 8081 ax-addrcl 8084 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2801 df-sbc 3029 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3888 df-int 3923 df-br 4083 df-opab 4145 df-mpt 4146 df-id 4381 df-xp 4722 df-rel 4723 df-cnv 4724 df-co 4725 df-dm 4726 df-rn 4727 df-res 4728 df-iota 5274 df-fun 5316 df-fn 5317 df-fv 5322 df-ov 5997 df-inn 9099 df-2 9157 df-3 9158 df-ndx 13021 df-slot 13022 df-base 13024 df-plusg 13109 df-mulr 13110 df-ring 13947 |
| This theorem is referenced by: ringgrpd 13954 ringmnd 13955 ring0cl 13970 ringacl 13979 ringcom 13980 ringabl 13981 ringlz 13992 ringrz 13993 ringnegl 14000 ringnegr 14001 ringmneg1 14002 ringmneg2 14003 ringm2neg 14004 ringsubdi 14005 ringsubdir 14006 mulgass2 14007 ringlghm 14010 ringrghm 14011 ringressid 14012 imasring 14013 opprring 14028 dvdsrneg 14052 unitnegcl 14079 dvrdir 14092 dfrhm2 14103 isrhm 14107 isrhmd 14115 rhmfn 14121 rhmval 14122 subrgsubg 14176 lmodfgrp 14245 lmod0vs 14270 lmodvsneg 14280 lmodsubvs 14292 lmodsubdi 14293 lmodsubdir 14294 rmodislmodlem 14299 rmodislmod 14300 issubrgd 14401 lidlsubg 14435 cnfld0 14520 cnfldneg 14522 cnfldsub 14524 cnsubglem 14528 zringgrp 14544 mulgrhm 14558 zrhmulg 14569 |
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