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| Mirrors > Home > MPE Home > Th. List > rhmsubclem3 | Structured version Visualization version GIF version | ||
| Description: Lemma 3 for rhmsubc 20666. (Contributed by AV, 2-Mar-2020.) |
| Ref | Expression |
|---|---|
| rngcrescrhm.u | ⊢ (𝜑 → 𝑈 ∈ 𝑉) |
| rngcrescrhm.c | ⊢ 𝐶 = (RngCat‘𝑈) |
| rngcrescrhm.r | ⊢ (𝜑 → 𝑅 = (Ring ∩ 𝑈)) |
| rngcrescrhm.h | ⊢ 𝐻 = ( RingHom ↾ (𝑅 × 𝑅)) |
| Ref | Expression |
|---|---|
| rhmsubclem3 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ((Id‘(RngCat‘𝑈))‘𝑥) ∈ (𝑥𝐻𝑥)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rngcrescrhm.r | . . . . . 6 ⊢ (𝜑 → 𝑅 = (Ring ∩ 𝑈)) | |
| 2 | 1 | eleq2d 2822 | . . . . 5 ⊢ (𝜑 → (𝑥 ∈ 𝑅 ↔ 𝑥 ∈ (Ring ∩ 𝑈))) |
| 3 | elinel1 4141 | . . . . 5 ⊢ (𝑥 ∈ (Ring ∩ 𝑈) → 𝑥 ∈ Ring) | |
| 4 | 2, 3 | biimtrdi 253 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝑅 → 𝑥 ∈ Ring)) |
| 5 | 4 | imp 406 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑥 ∈ Ring) |
| 6 | eqid 2736 | . . . 4 ⊢ (Base‘𝑥) = (Base‘𝑥) | |
| 7 | 6 | idrhm 20469 | . . 3 ⊢ (𝑥 ∈ Ring → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 8 | 5, 7 | syl 17 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 9 | rngcrescrhm.c | . . 3 ⊢ 𝐶 = (RngCat‘𝑈) | |
| 10 | eqid 2736 | . . 3 ⊢ (Base‘𝐶) = (Base‘𝐶) | |
| 11 | 9 | eqcomi 2745 | . . . 4 ⊢ (RngCat‘𝑈) = 𝐶 |
| 12 | 11 | fveq2i 6843 | . . 3 ⊢ (Id‘(RngCat‘𝑈)) = (Id‘𝐶) |
| 13 | rngcrescrhm.u | . . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑉) | |
| 14 | 13 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑈 ∈ 𝑉) |
| 15 | incom 4149 | . . . . . 6 ⊢ (Ring ∩ 𝑈) = (𝑈 ∩ Ring) | |
| 16 | ringssrng 20267 | . . . . . . 7 ⊢ Ring ⊆ Rng | |
| 17 | sslin 4183 | . . . . . . 7 ⊢ (Ring ⊆ Rng → (𝑈 ∩ Ring) ⊆ (𝑈 ∩ Rng)) | |
| 18 | 16, 17 | mp1i 13 | . . . . . 6 ⊢ (𝜑 → (𝑈 ∩ Ring) ⊆ (𝑈 ∩ Rng)) |
| 19 | 15, 18 | eqsstrid 3960 | . . . . 5 ⊢ (𝜑 → (Ring ∩ 𝑈) ⊆ (𝑈 ∩ Rng)) |
| 20 | 9, 10, 13 | rngcbas 20598 | . . . . 5 ⊢ (𝜑 → (Base‘𝐶) = (𝑈 ∩ Rng)) |
| 21 | 19, 1, 20 | 3sstr4d 3977 | . . . 4 ⊢ (𝜑 → 𝑅 ⊆ (Base‘𝐶)) |
| 22 | 21 | sselda 3921 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑥 ∈ (Base‘𝐶)) |
| 23 | 9, 10, 12, 14, 22, 6 | rngcid 20612 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ((Id‘(RngCat‘𝑈))‘𝑥) = ( I ↾ (Base‘𝑥))) |
| 24 | rngcrescrhm.h | . . . 4 ⊢ 𝐻 = ( RingHom ↾ (𝑅 × 𝑅)) | |
| 25 | 13, 9, 1, 24 | rhmsubclem2 20663 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅 ∧ 𝑥 ∈ 𝑅) → (𝑥𝐻𝑥) = (𝑥 RingHom 𝑥)) |
| 26 | 25 | 3anidm23 1424 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → (𝑥𝐻𝑥) = (𝑥 RingHom 𝑥)) |
| 27 | 8, 23, 26 | 3eltr4d 2851 | 1 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ((Id‘(RngCat‘𝑈))‘𝑥) ∈ (𝑥𝐻𝑥)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∩ cin 3888 ⊆ wss 3889 I cid 5525 × cxp 5629 ↾ cres 5633 ‘cfv 6498 (class class class)co 7367 Basecbs 17179 Idccid 17631 Rngcrng 20133 Ringcrg 20214 RingHom crh 20449 RngCatcrngc 20593 |
| 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 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| 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 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 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-er 8643 df-map 8775 df-pm 8776 df-ixp 8846 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 df-z 12525 df-dec 12645 df-uz 12789 df-fz 13462 df-struct 17117 df-sets 17134 df-slot 17152 df-ndx 17164 df-base 17180 df-ress 17201 df-plusg 17233 df-hom 17244 df-cco 17245 df-0g 17404 df-cat 17634 df-cid 17635 df-homf 17636 df-ssc 17777 df-resc 17778 df-subc 17779 df-estrc 18089 df-mgm 18608 df-mgmhm 18660 df-sgrp 18687 df-mnd 18703 df-mhm 18751 df-grp 18912 df-minusg 18913 df-ghm 19188 df-cmn 19757 df-abl 19758 df-mgp 20122 df-rng 20134 df-ur 20163 df-ring 20216 df-rnghm 20416 df-rhm 20452 df-rngc 20594 |
| This theorem is referenced by: rhmsubc 20666 |
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