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| Mirrors > Home > ILE Home > Th. List > ringsrg | GIF version | ||
| Description: Any ring is also a semiring. (Contributed by Thierry Arnoux, 1-Apr-2018.) |
| Ref | Expression |
|---|---|
| ringsrg | ⊢ (𝑅 ∈ Ring → 𝑅 ∈ SRing) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ringcmn 14311 | . 2 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ CMnd) | |
| 2 | eqid 2238 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 3 | 2 | ringmgp 14280 | . 2 ⊢ (𝑅 ∈ Ring → (mulGrp‘𝑅) ∈ Mnd) |
| 4 | eqid 2238 | . . . . 5 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 5 | eqid 2238 | . . . . 5 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 6 | eqid 2238 | . . . . 5 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 7 | 4, 2, 5, 6 | isring 14278 | . . . 4 ⊢ (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))))) |
| 8 | 7 | simp3bi 1045 | . . 3 ⊢ (𝑅 ∈ Ring → ∀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)))) |
| 9 | eqid 2238 | . . . . . 6 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
| 10 | 4, 6, 9 | ringlz 14321 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ (Base‘𝑅)) → ((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅)) |
| 11 | 4, 6, 9 | ringrz 14322 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ (Base‘𝑅)) → (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅)) |
| 12 | 10, 11 | jca 306 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ (Base‘𝑅)) → (((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅))) |
| 13 | 12 | ralrimiva 2623 | . . 3 ⊢ (𝑅 ∈ Ring → ∀𝑥 ∈ (Base‘𝑅)(((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅))) |
| 14 | r19.26 2677 | . . 3 ⊢ (∀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))) ∧ (((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅))) ↔ (∀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))) ∧ ∀𝑥 ∈ (Base‘𝑅)(((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅)))) | |
| 15 | 8, 13, 14 | sylanbrc 421 | . 2 ⊢ (𝑅 ∈ Ring → ∀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))) ∧ (((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅)))) |
| 16 | 4, 2, 5, 6, 9 | issrg 14243 | . 2 ⊢ (𝑅 ∈ SRing ↔ (𝑅 ∈ CMnd ∧ (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))) ∧ (((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅))))) |
| 17 | 1, 3, 15, 16 | syl3anbrc 1212 | 1 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ SRing) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ‘cfv 5372 (class class class)co 6075 Basecbs 13330 +gcplusg 13408 .rcmulr 13409 0gc0g 13587 Mndcmnd 13706 Grpcgrp 13782 CMndccmn 14064 mulGrpcmgp 14194 SRingcsrg 14241 Ringcrg 14274 |
| 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-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4241 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-addcom 8269 ax-addass 8271 ax-i2m1 8274 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-pre-ltirr 8281 ax-pre-ltadd 8285 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-pnf 8352 df-mnf 8353 df-ltxr 8355 df-inn 9284 df-2 9342 df-3 9343 df-ndx 13333 df-slot 13334 df-base 13336 df-sets 13337 df-plusg 13421 df-mulr 13422 df-0g 13589 df-mgm 13653 df-sgrp 13694 df-mnd 13707 df-grp 13785 df-minusg 13786 df-cmn 14066 df-abl 14067 df-mgp 14195 df-ur 14238 df-srg 14242 df-ring 14276 |
| This theorem is referenced by: qusring2 14344 dvdsrcl2 14379 dvdsrid 14380 dvdsrtr 14381 dvdsrmul1 14382 dvdsrneg 14383 dvdsr01 14384 dvdsr02 14385 1unit 14387 opprunitd 14390 crngunit 14391 unitmulcl 14393 unitmulclb 14394 unitgrp 14396 unitabl 14397 unitgrpid 14398 unitsubm 14399 unitinvcl 14403 unitinvinv 14404 ringinvcl 14405 unitlinv 14406 unitrinv 14407 unitnegcl 14410 dvrvald 14414 unitdvcl 14416 dvrid 14417 dvrcan1 14420 dvrcan3 14421 dvreq1 14422 dvrdir 14423 rdivmuldivd 14424 unitpropdg 14428 invrpropdg 14429 rhmdvdsr 14455 elrhmunit 14457 rhmunitinv 14458 subrgdvds 14516 subrguss 14517 subrginv 14518 subrgunit 14520 subrgugrp 14521 subrgintm 14524 unitrrg 14549 ringunitap 14566 aprnzr 14572 drngunitap 14581 ring1zr 14594 rspsn 14843 cnfldui 14896 dvdsrzring 14910 znunit 14966 |
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