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| Mirrors > Home > MPE Home > Th. List > rhmsubclem3 | Structured version Visualization version GIF version | ||
| Description: Lemma 3 for rhmsubc 20788. (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 2849 | . . . . 5 ⊢ (𝜑 → (𝑥 ∈ 𝑅 ↔ 𝑥 ∈ (Ring ∩ 𝑈))) |
| 3 | elinel1 4154 | . . . . 5 ⊢ (𝑥 ∈ (Ring ∩ 𝑈) → 𝑥 ∈ Ring) | |
| 4 | 2, 3 | biimtrdi 256 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝑅 → 𝑥 ∈ Ring)) |
| 5 | 4 | imp 411 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑥 ∈ Ring) |
| 6 | eqid 2763 | . . . 4 ⊢ (Base‘𝑥) = (Base‘𝑥) | |
| 7 | 6 | idrhm 20573 | . . 3 ⊢ (𝑥 ∈ Ring → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 8 | 5, 7 | syl 18 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 9 | rngcrescrhm.c | . . 3 ⊢ 𝐶 = (RngCat‘𝑈) | |
| 10 | eqid 2763 | . . 3 ⊢ (Base‘𝐶) = (Base‘𝐶) | |
| 11 | 9 | eqcomi 2772 | . . . 4 ⊢ (RngCat‘𝑈) = 𝐶 |
| 12 | 11 | fveq2i 6884 | . . 3 ⊢ (Id‘(RngCat‘𝑈)) = (Id‘𝐶) |
| 13 | rngcrescrhm.u | . . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑉) | |
| 14 | 13 | adantr 485 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑈 ∈ 𝑉) |
| 15 | incom 4162 | . . . . . 6 ⊢ (Ring ∩ 𝑈) = (𝑈 ∩ Ring) | |
| 16 | ringssrng 20365 | . . . . . . 7 ⊢ Ring ⊆ Rng | |
| 17 | sslin 4195 | . . . . . . 7 ⊢ (Ring ⊆ Rng → (𝑈 ∩ Ring) ⊆ (𝑈 ∩ Rng)) | |
| 18 | 16, 17 | mp1i 14 | . . . . . 6 ⊢ (𝜑 → (𝑈 ∩ Ring) ⊆ (𝑈 ∩ Rng)) |
| 19 | 15, 18 | eqsstrid 3975 | . . . . 5 ⊢ (𝜑 → (Ring ∩ 𝑈) ⊆ (𝑈 ∩ Rng)) |
| 20 | 9, 10, 13 | rngcbas 20720 | . . . . 5 ⊢ (𝜑 → (Base‘𝐶) = (𝑈 ∩ Rng)) |
| 21 | 19, 1, 20 | 3sstr4d 3992 | . . . 4 ⊢ (𝜑 → 𝑅 ⊆ (Base‘𝐶)) |
| 22 | 21 | sselda 3937 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → 𝑥 ∈ (Base‘𝐶)) |
| 23 | 9, 10, 12, 14, 22, 6 | rngcid 20734 | . 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 20785 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅 ∧ 𝑥 ∈ 𝑅) → (𝑥𝐻𝑥) = (𝑥 RingHom 𝑥)) |
| 26 | 25 | 3anidm23 1448 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → (𝑥𝐻𝑥) = (𝑥 RingHom 𝑥)) |
| 27 | 8, 23, 26 | 3eltr4d 2878 | 1 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑅) → ((Id‘(RngCat‘𝑈))‘𝑥) ∈ (𝑥𝐻𝑥)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1570 ∈ wcel 2143 ∩ cin 3904 ⊆ wss 3905 I cid 5555 × cxp 5659 ↾ cres 5663 ‘cfv 6536 (class class class)co 7410 Basecbs 17264 Idccid 17716 Rngcrng 20225 Ringcrg 20310 RingHom crh 20547 RngCatcrngc 20715 |
| This theorem was proved from 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 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 |
| This theorem 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-tp 4594 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-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-map 8822 df-pm 8823 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-3 12299 df-4 12300 df-5 12301 df-6 12302 df-7 12303 df-8 12304 df-9 12305 df-n0 12500 df-z 12587 df-dec 12707 df-uz 12858 df-fz 13531 df-struct 17202 df-sets 17219 df-slot 17237 df-ndx 17249 df-base 17265 df-ress 17286 df-plusg 17318 df-hom 17329 df-cco 17330 df-0g 17489 df-cat 17719 df-cid 17720 df-homf 17721 df-ssc 17862 df-resc 17863 df-subc 17864 df-estrc 18174 df-mgm 18693 df-mgmhm 18745 df-sgrp 18772 df-mnd 18788 df-mhm 18836 df-grp 18998 df-minusg 18999 df-ghm 19279 df-cmn 19847 df-abl 19848 df-mgp 20212 df-rng 20226 df-ur 20259 df-ring 20312 df-rnghm 20514 df-rhm 20550 df-rngc 20716 |
| This theorem is referenced by: rhmsubc 20788 |
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