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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 13529 | . 2 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ CMnd) | |
2 | eqid 2193 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
3 | 2 | ringmgp 13498 | . 2 ⊢ (𝑅 ∈ Ring → (mulGrp‘𝑅) ∈ Mnd) |
4 | eqid 2193 | . . . . 5 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
5 | eqid 2193 | . . . . 5 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
6 | eqid 2193 | . . . . 5 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
7 | 4, 2, 5, 6 | isring 13496 | . . . 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 1016 | . . 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 2193 | . . . . . 6 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
10 | 4, 6, 9 | ringlz 13539 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ (Base‘𝑅)) → ((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅)) |
11 | 4, 6, 9 | ringrz 13540 | . . . . 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 2567 | . . 3 ⊢ (𝑅 ∈ Ring → ∀𝑥 ∈ (Base‘𝑅)(((0g‘𝑅)(.r‘𝑅)𝑥) = (0g‘𝑅) ∧ (𝑥(.r‘𝑅)(0g‘𝑅)) = (0g‘𝑅))) |
14 | r19.26 2620 | . . 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 417 | . 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 13461 | . 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 1183 | 1 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ SRing) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 = wceq 1364 ∈ wcel 2164 ∀wral 2472 ‘cfv 5254 (class class class)co 5918 Basecbs 12618 +gcplusg 12695 .rcmulr 12696 0gc0g 12867 Mndcmnd 12997 Grpcgrp 13072 CMndccmn 13354 mulGrpcmgp 13416 SRingcsrg 13459 Ringcrg 13492 |
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 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-coll 4144 ax-sep 4147 ax-pow 4203 ax-pr 4238 ax-un 4464 ax-setind 4569 ax-cnex 7963 ax-resscn 7964 ax-1cn 7965 ax-1re 7966 ax-icn 7967 ax-addcl 7968 ax-addrcl 7969 ax-mulcl 7970 ax-addcom 7972 ax-addass 7974 ax-i2m1 7977 ax-0lt1 7978 ax-0id 7980 ax-rnegex 7981 ax-pre-ltirr 7984 ax-pre-ltadd 7988 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ne 2365 df-nel 2460 df-ral 2477 df-rex 2478 df-reu 2479 df-rmo 2480 df-rab 2481 df-v 2762 df-sbc 2986 df-csb 3081 df-dif 3155 df-un 3157 df-in 3159 df-ss 3166 df-nul 3447 df-pw 3603 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-int 3871 df-iun 3914 df-br 4030 df-opab 4091 df-mpt 4092 df-id 4324 df-xp 4665 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-res 4671 df-ima 4672 df-iota 5215 df-fun 5256 df-fn 5257 df-f 5258 df-f1 5259 df-fo 5260 df-f1o 5261 df-fv 5262 df-riota 5873 df-ov 5921 df-oprab 5922 df-mpo 5923 df-pnf 8056 df-mnf 8057 df-ltxr 8059 df-inn 8983 df-2 9041 df-3 9042 df-ndx 12621 df-slot 12622 df-base 12624 df-sets 12625 df-plusg 12708 df-mulr 12709 df-0g 12869 df-mgm 12939 df-sgrp 12985 df-mnd 12998 df-grp 13075 df-minusg 13076 df-cmn 13356 df-abl 13357 df-mgp 13417 df-ur 13456 df-srg 13460 df-ring 13494 |
This theorem is referenced by: qusring2 13562 dvdsrcl2 13595 dvdsrid 13596 dvdsrtr 13597 dvdsrmul1 13598 dvdsrneg 13599 dvdsr01 13600 dvdsr02 13601 1unit 13603 opprunitd 13606 crngunit 13607 unitmulcl 13609 unitmulclb 13610 unitgrp 13612 unitabl 13613 unitgrpid 13614 unitsubm 13615 unitinvcl 13619 unitinvinv 13620 ringinvcl 13621 unitlinv 13622 unitrinv 13623 unitnegcl 13626 dvrvald 13630 unitdvcl 13632 dvrid 13633 dvrcan1 13636 dvrcan3 13637 dvreq1 13638 dvrdir 13639 rdivmuldivd 13640 unitpropdg 13644 invrpropdg 13645 rhmdvdsr 13671 elrhmunit 13673 rhmunitinv 13674 subrgdvds 13731 subrguss 13732 subrginv 13733 subrgunit 13735 subrgugrp 13736 subrgintm 13739 unitrrg 13763 rspsn 14030 cnfldui 14077 dvdsrzring 14091 znunit 14147 |
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