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| Mirrors > Home > ILE Home > Th. List > ringprop | GIF version | ||
| Description: If two structures have the same ring components (properties), one is a ring iff the other one is. (Contributed by Mario Carneiro, 11-Oct-2013.) |
| Ref | Expression |
|---|---|
| ringprop.b | ⊢ (Base‘𝐾) = (Base‘𝐿) |
| ringprop.p | ⊢ (+g‘𝐾) = (+g‘𝐿) |
| ringprop.m | ⊢ (.r‘𝐾) = (.r‘𝐿) |
| Ref | Expression |
|---|---|
| ringprop | ⊢ (𝐾 ∈ Ring ↔ 𝐿 ∈ Ring) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqidd 2232 | . . 3 ⊢ (⊤ → (Base‘𝐾) = (Base‘𝐾)) | |
| 2 | ringprop.b | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐿) | |
| 3 | 2 | a1i 9 | . . 3 ⊢ (⊤ → (Base‘𝐾) = (Base‘𝐿)) |
| 4 | ringprop.p | . . . . 5 ⊢ (+g‘𝐾) = (+g‘𝐿) | |
| 5 | 4 | oveqi 6031 | . . . 4 ⊢ (𝑥(+g‘𝐾)𝑦) = (𝑥(+g‘𝐿)𝑦) |
| 6 | 5 | a1i 9 | . . 3 ⊢ ((⊤ ∧ (𝑥 ∈ (Base‘𝐾) ∧ 𝑦 ∈ (Base‘𝐾))) → (𝑥(+g‘𝐾)𝑦) = (𝑥(+g‘𝐿)𝑦)) |
| 7 | ringprop.m | . . . . 5 ⊢ (.r‘𝐾) = (.r‘𝐿) | |
| 8 | 7 | oveqi 6031 | . . . 4 ⊢ (𝑥(.r‘𝐾)𝑦) = (𝑥(.r‘𝐿)𝑦) |
| 9 | 8 | a1i 9 | . . 3 ⊢ ((⊤ ∧ (𝑥 ∈ (Base‘𝐾) ∧ 𝑦 ∈ (Base‘𝐾))) → (𝑥(.r‘𝐾)𝑦) = (𝑥(.r‘𝐿)𝑦)) |
| 10 | 1, 3, 6, 9 | ringpropd 14057 | . 2 ⊢ (⊤ → (𝐾 ∈ Ring ↔ 𝐿 ∈ Ring)) |
| 11 | 10 | mptru 1406 | 1 ⊢ (𝐾 ∈ Ring ↔ 𝐿 ∈ Ring) |
| Colors of variables: wff set class |
| Syntax hints: ∧ wa 104 ↔ wb 105 = wceq 1397 ⊤wtru 1398 ∈ wcel 2202 ‘cfv 5326 (class class class)co 6018 Basecbs 13087 +gcplusg 13165 .rcmulr 13166 Ringcrg 14015 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-addcom 8132 ax-addass 8134 ax-i2m1 8137 ax-0lt1 8138 ax-0id 8140 ax-rnegex 8141 ax-pre-ltirr 8144 ax-pre-ltadd 8148 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-iota 5286 df-fun 5328 df-fn 5329 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-pnf 8216 df-mnf 8217 df-ltxr 8219 df-inn 9144 df-2 9202 df-3 9203 df-ndx 13090 df-slot 13091 df-base 13093 df-sets 13094 df-plusg 13178 df-mulr 13179 df-0g 13346 df-mgm 13444 df-sgrp 13490 df-mnd 13505 df-grp 13591 df-mgp 13940 df-ring 14017 |
| This theorem is referenced by: (None) |
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