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| Mirrors > Home > MPE Home > Th. List > rngqiprnglinlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma 1 for rngqiprnglin 21257. (Contributed by AV, 28-Feb-2025.) (Proof shortened by AV, 24-Mar-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 |
|---|---|
| rngqiprnglinlem1 | ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · ( 1 · 𝐶)) = ( 1 · (𝐴 · 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rng2idlring.i | . . . . . . 7 ⊢ (𝜑 → 𝐼 ∈ (2Ideal‘𝑅)) | |
| 2 | 1 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 𝐼 ∈ (2Ideal‘𝑅)) |
| 3 | rng2idlring.j | . . . . . . 7 ⊢ 𝐽 = (𝑅 ↾s 𝐼) | |
| 4 | rng2idlring.t | . . . . . . 7 ⊢ · = (.r‘𝑅) | |
| 5 | 3, 4 | ressmulr 17227 | . . . . . 6 ⊢ (𝐼 ∈ (2Ideal‘𝑅) → · = (.r‘𝐽)) |
| 6 | 2, 5 | syl 17 | . . . . 5 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → · = (.r‘𝐽)) |
| 7 | 6 | oveqd 7375 | . . . 4 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · 1 ) = (( 1 · 𝐴)(.r‘𝐽) 1 )) |
| 8 | eqid 2736 | . . . . 5 ⊢ (Base‘𝐽) = (Base‘𝐽) | |
| 9 | eqid 2736 | . . . . 5 ⊢ (.r‘𝐽) = (.r‘𝐽) | |
| 10 | rng2idlring.1 | . . . . 5 ⊢ 1 = (1r‘𝐽) | |
| 11 | rng2idlring.u | . . . . . 6 ⊢ (𝜑 → 𝐽 ∈ Ring) | |
| 12 | 11 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 𝐽 ∈ Ring) |
| 13 | rng2idlring.r | . . . . . . 7 ⊢ (𝜑 → 𝑅 ∈ Rng) | |
| 14 | rng2idlring.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝑅) | |
| 15 | 13, 1, 3, 11, 14, 4, 10 | rngqiprngghmlem1 21242 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝐵) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| 16 | 15 | adantrr 717 | . . . . 5 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → ( 1 · 𝐴) ∈ (Base‘𝐽)) |
| 17 | 8, 9, 10, 12, 16 | ringridmd 20208 | . . . 4 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴)(.r‘𝐽) 1 ) = ( 1 · 𝐴)) |
| 18 | 7, 17 | eqtrd 2771 | . . 3 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · 1 ) = ( 1 · 𝐴)) |
| 19 | 18 | oveq1d 7373 | . 2 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → ((( 1 · 𝐴) · 1 ) · 𝐶) = (( 1 · 𝐴) · 𝐶)) |
| 20 | 13 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 𝑅 ∈ Rng) |
| 21 | 13, 1, 3, 11, 14, 4, 10 | rngqiprng1elbas 21241 | . . . . 5 ⊢ (𝜑 → 1 ∈ 𝐵) |
| 22 | 21 | adantr 480 | . . . 4 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 1 ∈ 𝐵) |
| 23 | simprl 770 | . . . 4 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 𝐴 ∈ 𝐵) | |
| 24 | 14, 4 | rngcl 20099 | . . . 4 ⊢ ((𝑅 ∈ Rng ∧ 1 ∈ 𝐵 ∧ 𝐴 ∈ 𝐵) → ( 1 · 𝐴) ∈ 𝐵) |
| 25 | 20, 22, 23, 24 | syl3anc 1373 | . . 3 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → ( 1 · 𝐴) ∈ 𝐵) |
| 26 | simprr 772 | . . 3 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → 𝐶 ∈ 𝐵) | |
| 27 | 14, 4 | rngass 20094 | . . 3 ⊢ ((𝑅 ∈ Rng ∧ (( 1 · 𝐴) ∈ 𝐵 ∧ 1 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → ((( 1 · 𝐴) · 1 ) · 𝐶) = (( 1 · 𝐴) · ( 1 · 𝐶))) |
| 28 | 20, 25, 22, 26, 27 | syl13anc 1374 | . 2 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → ((( 1 · 𝐴) · 1 ) · 𝐶) = (( 1 · 𝐴) · ( 1 · 𝐶))) |
| 29 | 14, 4 | rngass 20094 | . . 3 ⊢ ((𝑅 ∈ Rng ∧ ( 1 ∈ 𝐵 ∧ 𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · 𝐶) = ( 1 · (𝐴 · 𝐶))) |
| 30 | 20, 22, 23, 26, 29 | syl13anc 1374 | . 2 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · 𝐶) = ( 1 · (𝐴 · 𝐶))) |
| 31 | 19, 28, 30 | 3eqtr3d 2779 | 1 ⊢ ((𝜑 ∧ (𝐴 ∈ 𝐵 ∧ 𝐶 ∈ 𝐵)) → (( 1 · 𝐴) · ( 1 · 𝐶)) = ( 1 · (𝐴 · 𝐶))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2113 ‘cfv 6492 (class class class)co 7358 Basecbs 17136 ↾s cress 17157 .rcmulr 17178 Rngcrng 20087 1rcur 20116 Ringcrg 20168 2Idealc2idl 21204 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-tpos 8168 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 df-5 12211 df-6 12212 df-7 12213 df-8 12214 df-sets 17091 df-slot 17109 df-ndx 17121 df-base 17137 df-ress 17158 df-plusg 17190 df-mulr 17191 df-sca 17193 df-vsca 17194 df-ip 17195 df-0g 17361 df-mgm 18565 df-sgrp 18644 df-mnd 18660 df-grp 18866 df-minusg 18867 df-subg 19053 df-cmn 19711 df-abl 19712 df-mgp 20076 df-rng 20088 df-ur 20117 df-ring 20170 df-oppr 20273 df-subrng 20479 df-lss 20883 df-sra 21125 df-rgmod 21126 df-lidl 21163 df-2idl 21205 |
| This theorem is referenced by: rngqiprnglin 21257 |
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