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| Mirrors > Home > MPE Home > Th. List > rngqiprngghmlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma 1 for rngqiprngghm 21610. (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 21573 | . . . 4 ⊢ (𝜑 → ((Base‘𝐽) ∈ (LIdeal‘𝑅) ∧ (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅)))) |
| 6 | 5 | simprd 501 | . . 3 ⊢ (𝜑 → (Base‘𝐽) ∈ (LIdeal‘(oppr‘𝑅))) |
| 7 | rng2idlring.u | . . . . . . 7 ⊢ (𝜑 → 𝐽 ∈ Ring) | |
| 8 | ringrng 20529 | . . . . . . 7 ⊢ (𝐽 ∈ Ring → 𝐽 ∈ Rng) | |
| 9 | 7, 8 | syl 18 | . . . . . 6 ⊢ (𝜑 → 𝐽 ∈ Rng) |
| 10 | 3, 9 | eqeltrrid 2869 | . . . . 5 ⊢ (𝜑 → (𝑅 ↾s 𝐼) ∈ Rng) |
| 11 | 1, 2, 10 | rng2idl0 21576 | . . . 4 ⊢ (𝜑 → (0g‘𝑅) ∈ 𝐼) |
| 12 | 2, 3, 4 | 2idlbas 21572 | . . . 4 ⊢ (𝜑 → (Base‘𝐽) = 𝐼) |
| 13 | 11, 12 | eleqtrrd 2867 | . . 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 20509 | . . . 4 ⊢ (𝐽 ∈ Ring → 1 ∈ (Base‘𝐽)) |
| 17 | 7, 16 | syl 18 | . . 3 ⊢ (𝜑 → 1 ∈ (Base‘𝐽)) |
| 18 | 17 | anim1ci 628 | . 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 21511 | . 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 698 | 1 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝐵) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1569 ∈ wcel 2146 ‘cfv 6547 (class class class)co 7430 Basecbs 17402 ↾s cress 17423 .rcmulr 17444 0gc0g 17625 Rngcrng 20389 1rcur 20422 Ringcrg 20474 opprcoppr 20581 LIdealclidl 21499 2Idealc2idl 21557 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-om 7888 df-2nd 8012 df-tpos 8257 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-er 8731 df-en 8988 df-dom 8989 df-sdom 8990 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-2 12418 df-3 12419 df-4 12420 df-5 12421 df-6 12422 df-7 12423 df-8 12424 df-sets 17357 df-slot 17375 df-ndx 17387 df-base 17403 df-ress 17424 df-plusg 17456 df-mulr 17457 df-sca 17459 df-vsca 17460 df-ip 17461 df-0g 17627 df-mgm 18831 df-sgrp 18923 df-mnd 18939 df-grp 19162 df-minusg 19163 df-subg 19348 df-cmn 20011 df-abl 20012 df-mgp 20376 df-rng 20390 df-ur 20423 df-ring 20476 df-oppr 20582 df-subrng 20813 df-lss 21222 df-sra 21463 df-rgmod 21464 df-lidl 21501 df-2idl 21558 |
| This theorem is used by: rngqiprngghmlem2 21599 rngqiprngimfolem 21601 rngqiprnglinlem1 21602 rngqiprngghm 21610 rngqiprngimfo 21612 rngqiprnglin 21613 rng2idl1cntr 21616 rngqiprngfulem4 21625 |
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