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| Mirrors > Home > MPE Home > Th. List > rngqiprngghmlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma 1 for rngqiprngghm 21448. (Contributed by AV, 25-Feb-2025.) |
| Ref | Expression |
|---|---|
| rng2idlring.r | ⊢ (𝜑 → 𝑅 ∈ Rng) |
| rng2idlring.i | ⊢ (𝜑 → 𝐼 ∈ (2Ideal‘𝑅)) |
| rng2idlring.j | ⊢ 𝐽 = (𝑅 ↾s 𝐼) |
| rng2idlring.u | ⊢ (𝜑 → 𝐽 ∈ Ring) |
| rng2idlring.b | ⊢ 𝐵 = (Base‘𝑅) |
| rng2idlring.t | ⊢ · = (.r‘𝑅) |
| rng2idlring.1 | ⊢ 1 = (1r‘𝐽) |
| Ref | Expression |
|---|---|
| rngqiprngghmlem1 | ⊢ ((𝜑 ∧ 𝐴 ∈ 𝐵) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rng2idlring.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ Rng) | |
| 2 | rng2idlring.i | . . . . 5 ⊢ (𝜑 → 𝐼 ∈ (2Ideal‘𝑅)) | |
| 3 | rng2idlring.j | . . . . 5 ⊢ 𝐽 = (𝑅 ↾s 𝐼) | |
| 4 | eqid 2763 | . . . . 5 ⊢ (Base‘𝐽) = (Base‘𝐽) | |
| 5 | 2, 3, 4 | 2idlelbas 21412 | . . . 4 ⊢ (𝜑 → ((Base‘𝐽) ∈ (LIdeal‘𝑅) ∧ (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅)))) |
| 6 | 5 | simprd 500 | . . 3 ⊢ (𝜑 → (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅))) |
| 7 | rng2idlring.u | . . . . . . 7 ⊢ (𝜑 → 𝐽 ∈ Ring) | |
| 8 | ringrng 20373 | . . . . . . 7 ⊢ (𝐽 ∈ Ring → 𝐽 ∈ Rng) | |
| 9 | 7, 8 | syl 18 | . . . . . 6 ⊢ (𝜑 → 𝐽 ∈ Rng) |
| 10 | 3, 9 | eqeltrrid 2868 | . . . . 5 ⊢ (𝜑 → (𝑅 ↾s 𝐼) ∈ Rng) |
| 11 | 1, 2, 10 | rng2idl0 21415 | . . . 4 ⊢ (𝜑 → (0g‘𝑅) ∈ 𝐼) |
| 12 | 2, 3, 4 | 2idlbas 21411 | . . . 4 ⊢ (𝜑 → (Base‘𝐽) = 𝐼) |
| 13 | 11, 12 | eleqtrrd 2866 | . . 3 ⊢ (𝜑 → (0g‘𝑅) ∈ (Base‘𝐽)) |
| 14 | 1, 6, 13 | 3jca 1146 | . 2 ⊢ (𝜑 → (𝑅 ∈ Rng ∧ (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅)) ∧ (0g‘𝑅) ∈ (Base‘𝐽))) |
| 15 | rng2idlring.1 | . . . . 5 ⊢ 1 = (1r‘𝐽) | |
| 16 | 4, 15 | ringidcl 20353 | . . . 4 ⊢ (𝐽 ∈ Ring → 1 ∈ (Base‘𝐽)) |
| 17 | 7, 16 | syl 18 | . . 3 ⊢ (𝜑 → 1 ∈ (Base‘𝐽)) |
| 18 | 17 | anim1ci 627 | . 2 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝐵) → (𝐴 ∈ 𝐵 ∧ 1 ∈ (Base‘𝐽))) |
| 19 | eqid 2763 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
| 20 | rng2idlring.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 21 | rng2idlring.t | . . 3 ⊢ · = (.r‘𝑅) | |
| 22 | eqid 2763 | . . 3 ⊢ (LIdeal‘(oppr‘𝑅)) = (LIdeal‘(oppr‘𝑅)) | |
| 23 | 19, 20, 21, 22 | rngridlmcl 21351 | . 2 ⊢ (((𝑅 ∈ Rng ∧ (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅)) ∧ (0g‘𝑅) ∈ (Base‘𝐽)) ∧ (𝐴 ∈ 𝐵 ∧ 1 ∈ (Base‘𝐽))) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| 24 | 14, 18, 23 | syl2an2r 697 | 1 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝐵) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 400 ∧ w3a 1103 = wceq 1570 ∈ wcel 2143 ‘cfv 6536 (class class class)co 7410 Basecbs 17273 ↾s cress 17294 .rcmulr 17315 0gc0g 17496 Rngcrng 20234 1rcur 20267 Ringcrg 20319 opprcoppr 20423 LIdealclidl 21339 2Idealc2idl 21397 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11160 ax-resscn 11161 ax-1cn 11162 ax-icn 11163 ax-addcl 11164 ax-addrcl 11165 ax-mulcl 11166 ax-mulrcl 11167 ax-mulcom 11168 ax-addass 11169 ax-mulass 11170 ax-distr 11171 ax-i2m1 11172 ax-1ne0 11173 ax-1rid 11174 ax-rnegex 11175 ax-rrecex 11176 ax-cnre 11177 ax-pre-lttri 11178 ax-pre-lttrn 11179 ax-pre-ltadd 11180 ax-pre-mulgt0 11181 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-2nd 7983 df-tpos 8218 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11447 df-neg 11448 df-nn 12238 df-2 12307 df-3 12308 df-4 12309 df-5 12310 df-6 12311 df-7 12312 df-8 12313 df-sets 17228 df-slot 17246 df-ndx 17258 df-base 17274 df-ress 17295 df-plusg 17327 df-mulr 17328 df-sca 17330 df-vsca 17331 df-ip 17332 df-0g 17498 df-mgm 18702 df-sgrp 18781 df-mnd 18797 df-grp 19007 df-minusg 19008 df-subg 19193 df-cmn 19856 df-abl 19857 df-mgp 20221 df-rng 20235 df-ur 20268 df-ring 20321 df-oppr 20424 df-subrng 20654 df-lss 21062 df-sra 21303 df-rgmod 21304 df-lidl 21341 df-2idl 21398 |
| This theorem is used by: rngqiprngghmlem2 21437 rngqiprngimfolem 21439 rngqiprnglinlem1 21440 rngqiprngghm 21448 rngqiprngimfo 21450 rngqiprnglin 21451 rng2idl1cntr 21454 rngqiprngfulem4 21463 |
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