| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > opprlidlabs | Structured version Visualization version GIF version | ||
| Description: The ideals of the opposite ring's opposite ring are the ideals of the original ring. (Contributed by Thierry Arnoux, 9-Mar-2025.) |
| Ref | Expression |
|---|---|
| oppreqg.o | ⊢ 𝑂 = (oppr‘𝑅) |
| oppr2idl.2 | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| Ref | Expression |
|---|---|
| opprlidlabs | ⊢ (𝜑 → (LIdeal‘𝑅) = (LIdeal‘(oppr‘𝑂))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (Base‘𝑂) = (Base‘𝑂) | |
| 2 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (.r‘𝑂) = (.r‘𝑂) | |
| 3 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (oppr‘𝑂) = (oppr‘𝑂) | |
| 4 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (.r‘(oppr‘𝑂)) = (.r‘(oppr‘𝑂)) | |
| 5 | 1, 2, 3, 4 | opprmul 20309 | . . . . . . . . . . 11 ⊢ (𝑥(.r‘(oppr‘𝑂))𝑎) = (𝑎(.r‘𝑂)𝑥) |
| 6 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 7 | eqid 2735 | . . . . . . . . . . . 12 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 8 | oppreqg.o | . . . . . . . . . . . 12 ⊢ 𝑂 = (oppr‘𝑅) | |
| 9 | 6, 7, 8, 2 | opprmul 20309 | . . . . . . . . . . 11 ⊢ (𝑎(.r‘𝑂)𝑥) = (𝑥(.r‘𝑅)𝑎) |
| 10 | 5, 9 | eqtr2i 2759 | . . . . . . . . . 10 ⊢ (𝑥(.r‘𝑅)𝑎) = (𝑥(.r‘(oppr‘𝑂))𝑎) |
| 11 | 10 | a1i 11 | . . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑎 ∈ 𝑖) ∧ 𝑏 ∈ 𝑖) → (𝑥(.r‘𝑅)𝑎) = (𝑥(.r‘(oppr‘𝑂))𝑎)) |
| 12 | 11 | oveq1d 7371 | . . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑎 ∈ 𝑖) ∧ 𝑏 ∈ 𝑖) → ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) = ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏)) |
| 13 | 12 | eleq1d 2820 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑎 ∈ 𝑖) ∧ 𝑏 ∈ 𝑖) → (((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖 ↔ ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 14 | 13 | ralbidva 3156 | . . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑎 ∈ 𝑖) → (∀𝑏 ∈ 𝑖 ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖 ↔ ∀𝑏 ∈ 𝑖 ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 15 | 14 | anasss 466 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑎 ∈ 𝑖)) → (∀𝑏 ∈ 𝑖 ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖 ↔ ∀𝑏 ∈ 𝑖 ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 16 | 15 | 2ralbidva 3197 | . . . 4 ⊢ (𝜑 → (∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖 ↔ ∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 17 | 16 | 3anbi3d 1445 | . . 3 ⊢ (𝜑 → ((𝑖 ⊆ (Base‘𝑅) ∧ 𝑖 ≠ ∅ ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖) ↔ (𝑖 ⊆ (Base‘𝑅) ∧ 𝑖 ≠ ∅ ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖))) |
| 18 | eqid 2735 | . . . 4 ⊢ (LIdeal‘𝑅) = (LIdeal‘𝑅) | |
| 19 | eqid 2735 | . . . 4 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
| 20 | 18, 6, 19, 7 | islidl 21202 | . . 3 ⊢ (𝑖 ∈ (LIdeal‘𝑅) ↔ (𝑖 ⊆ (Base‘𝑅) ∧ 𝑖 ≠ ∅ ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘𝑅)𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 21 | eqid 2735 | . . . 4 ⊢ (LIdeal‘(oppr‘𝑂)) = (LIdeal‘(oppr‘𝑂)) | |
| 22 | 8, 6 | opprbas 20312 | . . . . 5 ⊢ (Base‘𝑅) = (Base‘𝑂) |
| 23 | 3, 22 | opprbas 20312 | . . . 4 ⊢ (Base‘𝑅) = (Base‘(oppr‘𝑂)) |
| 24 | 8, 19 | oppradd 20313 | . . . . 5 ⊢ (+g‘𝑅) = (+g‘𝑂) |
| 25 | 3, 24 | oppradd 20313 | . . . 4 ⊢ (+g‘𝑅) = (+g‘(oppr‘𝑂)) |
| 26 | 21, 23, 25, 4 | islidl 21202 | . . 3 ⊢ (𝑖 ∈ (LIdeal‘(oppr‘𝑂)) ↔ (𝑖 ⊆ (Base‘𝑅) ∧ 𝑖 ≠ ∅ ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑎 ∈ 𝑖 ∀𝑏 ∈ 𝑖 ((𝑥(.r‘(oppr‘𝑂))𝑎)(+g‘𝑅)𝑏) ∈ 𝑖)) |
| 27 | 17, 20, 26 | 3bitr4g 314 | . 2 ⊢ (𝜑 → (𝑖 ∈ (LIdeal‘𝑅) ↔ 𝑖 ∈ (LIdeal‘(oppr‘𝑂)))) |
| 28 | 27 | eqrdv 2733 | 1 ⊢ (𝜑 → (LIdeal‘𝑅) = (LIdeal‘(oppr‘𝑂))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ≠ wne 2930 ∀wral 3049 ⊆ wss 3885 ∅c0 4263 ‘cfv 6487 (class class class)co 7356 Basecbs 17168 +gcplusg 17209 .rcmulr 17210 Ringcrg 20203 opprcoppr 20305 LIdealclidl 21193 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-2nd 7932 df-tpos 8165 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-er 8632 df-en 8883 df-dom 8884 df-sdom 8885 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12164 df-2 12233 df-3 12234 df-4 12235 df-5 12236 df-6 12237 df-7 12238 df-8 12239 df-sets 17123 df-slot 17141 df-ndx 17153 df-base 17169 df-ress 17190 df-plusg 17222 df-mulr 17223 df-sca 17225 df-vsca 17226 df-ip 17227 df-oppr 20306 df-lss 20916 df-sra 21157 df-rgmod 21158 df-lidl 21195 |
| This theorem is referenced by: oppr2idl 33534 opprmxidlabs 33535 |
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