| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > iscrngd | GIF version | ||
| Description: Properties that determine a commutative ring. (Contributed by Mario Carneiro, 7-Jan-2015.) |
| Ref | Expression |
|---|---|
| isringd.b | ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) |
| isringd.p | ⊢ (𝜑 → + = (+g‘𝑅)) |
| isringd.t | ⊢ (𝜑 → · = (.r‘𝑅)) |
| isringd.g | ⊢ (𝜑 → 𝑅 ∈ Grp) |
| isringd.c | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → (𝑥 · 𝑦) ∈ 𝐵) |
| isringd.a | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → ((𝑥 · 𝑦) · 𝑧) = (𝑥 · (𝑦 · 𝑧))) |
| isringd.d | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → (𝑥 · (𝑦 + 𝑧)) = ((𝑥 · 𝑦) + (𝑥 · 𝑧))) |
| isringd.e | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → ((𝑥 + 𝑦) · 𝑧) = ((𝑥 · 𝑧) + (𝑦 · 𝑧))) |
| isringd.u | ⊢ (𝜑 → 1 ∈ 𝐵) |
| isringd.i | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ( 1 · 𝑥) = 𝑥) |
| isringd.h | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥 · 1 ) = 𝑥) |
| iscrngd.c | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → (𝑥 · 𝑦) = (𝑦 · 𝑥)) |
| Ref | Expression |
|---|---|
| iscrngd | ⊢ (𝜑 → 𝑅 ∈ CRing) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isringd.b | . . 3 ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) | |
| 2 | isringd.p | . . 3 ⊢ (𝜑 → + = (+g‘𝑅)) | |
| 3 | isringd.t | . . 3 ⊢ (𝜑 → · = (.r‘𝑅)) | |
| 4 | isringd.g | . . 3 ⊢ (𝜑 → 𝑅 ∈ Grp) | |
| 5 | isringd.c | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → (𝑥 · 𝑦) ∈ 𝐵) | |
| 6 | isringd.a | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → ((𝑥 · 𝑦) · 𝑧) = (𝑥 · (𝑦 · 𝑧))) | |
| 7 | isringd.d | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → (𝑥 · (𝑦 + 𝑧)) = ((𝑥 · 𝑦) + (𝑥 · 𝑧))) | |
| 8 | isringd.e | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ∧ 𝑧 ∈ 𝐵)) → ((𝑥 + 𝑦) · 𝑧) = ((𝑥 · 𝑧) + (𝑦 · 𝑧))) | |
| 9 | isringd.u | . . 3 ⊢ (𝜑 → 1 ∈ 𝐵) | |
| 10 | isringd.i | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ( 1 · 𝑥) = 𝑥) | |
| 11 | isringd.h | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥 · 1 ) = 𝑥) | |
| 12 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | isringd 14185 | . 2 ⊢ (𝜑 → 𝑅 ∈ Ring) |
| 13 | eqid 2232 | . . . . . 6 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 14 | eqid 2232 | . . . . . 6 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 15 | 13, 14 | mgpbasg 14070 | . . . . 5 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(mulGrp‘𝑅))) |
| 16 | 12, 15 | syl 14 | . . . 4 ⊢ (𝜑 → (Base‘𝑅) = (Base‘(mulGrp‘𝑅))) |
| 17 | 1, 16 | eqtrd 2265 | . . 3 ⊢ (𝜑 → 𝐵 = (Base‘(mulGrp‘𝑅))) |
| 18 | eqid 2232 | . . . . . 6 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 19 | 13, 18 | mgpplusgg 14068 | . . . . 5 ⊢ (𝑅 ∈ Ring → (.r‘𝑅) = (+g‘(mulGrp‘𝑅))) |
| 20 | 12, 19 | syl 14 | . . . 4 ⊢ (𝜑 → (.r‘𝑅) = (+g‘(mulGrp‘𝑅))) |
| 21 | 3, 20 | eqtrd 2265 | . . 3 ⊢ (𝜑 → · = (+g‘(mulGrp‘𝑅))) |
| 22 | 17, 21, 5, 6, 9, 10, 11 | ismndd 13650 | . . 3 ⊢ (𝜑 → (mulGrp‘𝑅) ∈ Mnd) |
| 23 | iscrngd.c | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → (𝑥 · 𝑦) = (𝑦 · 𝑥)) | |
| 24 | 17, 21, 22, 23 | iscmnd 14015 | . 2 ⊢ (𝜑 → (mulGrp‘𝑅) ∈ CMnd) |
| 25 | 13 | iscrng 14147 | . 2 ⊢ (𝑅 ∈ CRing ↔ (𝑅 ∈ Ring ∧ (mulGrp‘𝑅) ∈ CMnd)) |
| 26 | 12, 24, 25 | sylanbrc 417 | 1 ⊢ (𝜑 → 𝑅 ∈ CRing) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1005 = wceq 1398 ∈ wcel 2203 ‘cfv 5352 (class class class)co 6050 Basecbs 13212 +gcplusg 13290 .rcmulr 13291 Grpcgrp 13713 CMndccmn 14001 mulGrpcmgp 14064 Ringcrg 14140 CRingccrg 14141 |
| 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 619 ax-in2 620 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 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1cn 8220 ax-1re 8221 ax-icn 8222 ax-addcl 8223 ax-addrcl 8224 ax-mulcl 8225 ax-addcom 8227 ax-addass 8229 ax-i2m1 8232 ax-0lt1 8233 ax-0id 8235 ax-rnegex 8236 ax-pre-ltirr 8239 ax-pre-ltadd 8243 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 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-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-sbc 3043 df-csb 3139 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-nul 3509 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-br 4110 df-opab 4172 df-mpt 4173 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-iota 5312 df-fun 5354 df-fn 5355 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-pnf 8310 df-mnf 8311 df-ltxr 8313 df-inn 9238 df-2 9296 df-3 9297 df-ndx 13215 df-slot 13216 df-base 13218 df-sets 13219 df-plusg 13303 df-mulr 13304 df-mgm 13569 df-sgrp 13615 df-mnd 13630 df-cmn 14003 df-mgp 14065 df-ring 14142 df-cring 14143 |
| This theorem is referenced by: cncrng 14717 |
| Copyright terms: Public domain | W3C validator |