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| Mirrors > Home > MPE Home > Th. List > rhmsubcsetclem1 | Structured version Visualization version GIF version | ||
| Description: Lemma 1 for rhmsubcsetc 20630. (Contributed by AV, 9-Mar-2020.) |
| Ref | Expression |
|---|---|
| rhmsubcsetc.c | ⊢ 𝐶 = (ExtStrCat‘𝑈) |
| rhmsubcsetc.u | ⊢ (𝜑 → 𝑈 ∈ 𝑉) |
| rhmsubcsetc.b | ⊢ (𝜑 → 𝐵 = (Ring ∩ 𝑈)) |
| rhmsubcsetc.h | ⊢ (𝜑 → 𝐻 = ( RingHom ↾ (𝐵 × 𝐵))) |
| Ref | Expression |
|---|---|
| rhmsubcsetclem1 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ((Id‘𝐶)‘𝑥) ∈ (𝑥𝐻𝑥)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rhmsubcsetc.b | . . . . . 6 ⊢ (𝜑 → 𝐵 = (Ring ∩ 𝑈)) | |
| 2 | 1 | eleq2d 2823 | . . . . 5 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↔ 𝑥 ∈ (Ring ∩ 𝑈))) |
| 3 | elin 3906 | . . . . . 6 ⊢ (𝑥 ∈ (Ring ∩ 𝑈) ↔ (𝑥 ∈ Ring ∧ 𝑥 ∈ 𝑈)) | |
| 4 | 3 | simplbi 496 | . . . . 5 ⊢ (𝑥 ∈ (Ring ∩ 𝑈) → 𝑥 ∈ Ring) |
| 5 | 2, 4 | biimtrdi 253 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝐵 → 𝑥 ∈ Ring)) |
| 6 | 5 | imp 406 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ Ring) |
| 7 | eqid 2737 | . . . 4 ⊢ (Base‘𝑥) = (Base‘𝑥) | |
| 8 | 7 | idrhm 20460 | . . 3 ⊢ (𝑥 ∈ Ring → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 9 | 6, 8 | syl 17 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ( I ↾ (Base‘𝑥)) ∈ (𝑥 RingHom 𝑥)) |
| 10 | rhmsubcsetc.c | . . 3 ⊢ 𝐶 = (ExtStrCat‘𝑈) | |
| 11 | eqid 2737 | . . 3 ⊢ (Id‘𝐶) = (Id‘𝐶) | |
| 12 | rhmsubcsetc.u | . . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑉) | |
| 13 | 12 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑈 ∈ 𝑉) |
| 14 | 3 | simprbi 497 | . . . . 5 ⊢ (𝑥 ∈ (Ring ∩ 𝑈) → 𝑥 ∈ 𝑈) |
| 15 | 2, 14 | biimtrdi 253 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝐵 → 𝑥 ∈ 𝑈)) |
| 16 | 15 | imp 406 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ 𝑈) |
| 17 | 10, 11, 13, 16 | estrcid 18091 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ((Id‘𝐶)‘𝑥) = ( I ↾ (Base‘𝑥))) |
| 18 | rhmsubcsetc.h | . . . 4 ⊢ (𝜑 → 𝐻 = ( RingHom ↾ (𝐵 × 𝐵))) | |
| 19 | 18 | oveqdr 7388 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥𝐻𝑥) = (𝑥( RingHom ↾ (𝐵 × 𝐵))𝑥)) |
| 20 | eqid 2737 | . . . . . . . 8 ⊢ (RingCat‘𝑈) = (RingCat‘𝑈) | |
| 21 | eqid 2737 | . . . . . . . 8 ⊢ (Base‘(RingCat‘𝑈)) = (Base‘(RingCat‘𝑈)) | |
| 22 | eqid 2737 | . . . . . . . 8 ⊢ (Hom ‘(RingCat‘𝑈)) = (Hom ‘(RingCat‘𝑈)) | |
| 23 | 20, 21, 12, 22 | ringchomfval 20619 | . . . . . . 7 ⊢ (𝜑 → (Hom ‘(RingCat‘𝑈)) = ( RingHom ↾ ((Base‘(RingCat‘𝑈)) × (Base‘(RingCat‘𝑈))))) |
| 24 | 20, 21, 12 | ringcbas 20618 | . . . . . . . . . 10 ⊢ (𝜑 → (Base‘(RingCat‘𝑈)) = (𝑈 ∩ Ring)) |
| 25 | incom 4150 | . . . . . . . . . . . 12 ⊢ (Ring ∩ 𝑈) = (𝑈 ∩ Ring) | |
| 26 | 1, 25 | eqtrdi 2788 | . . . . . . . . . . 11 ⊢ (𝜑 → 𝐵 = (𝑈 ∩ Ring)) |
| 27 | 26 | eqcomd 2743 | . . . . . . . . . 10 ⊢ (𝜑 → (𝑈 ∩ Ring) = 𝐵) |
| 28 | 24, 27 | eqtrd 2772 | . . . . . . . . 9 ⊢ (𝜑 → (Base‘(RingCat‘𝑈)) = 𝐵) |
| 29 | 28 | sqxpeqd 5656 | . . . . . . . 8 ⊢ (𝜑 → ((Base‘(RingCat‘𝑈)) × (Base‘(RingCat‘𝑈))) = (𝐵 × 𝐵)) |
| 30 | 29 | reseq2d 5938 | . . . . . . 7 ⊢ (𝜑 → ( RingHom ↾ ((Base‘(RingCat‘𝑈)) × (Base‘(RingCat‘𝑈)))) = ( RingHom ↾ (𝐵 × 𝐵))) |
| 31 | 23, 30 | eqtrd 2772 | . . . . . 6 ⊢ (𝜑 → (Hom ‘(RingCat‘𝑈)) = ( RingHom ↾ (𝐵 × 𝐵))) |
| 32 | 31 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (Hom ‘(RingCat‘𝑈)) = ( RingHom ↾ (𝐵 × 𝐵))) |
| 33 | 32 | eqcomd 2743 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ( RingHom ↾ (𝐵 × 𝐵)) = (Hom ‘(RingCat‘𝑈))) |
| 34 | 33 | oveqd 7377 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥( RingHom ↾ (𝐵 × 𝐵))𝑥) = (𝑥(Hom ‘(RingCat‘𝑈))𝑥)) |
| 35 | 26 | eleq2d 2823 | . . . . . 6 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↔ 𝑥 ∈ (𝑈 ∩ Ring))) |
| 36 | 35 | biimpa 476 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ (𝑈 ∩ Ring)) |
| 37 | 24 | adantr 480 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (Base‘(RingCat‘𝑈)) = (𝑈 ∩ Ring)) |
| 38 | 36, 37 | eleqtrrd 2840 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ (Base‘(RingCat‘𝑈))) |
| 39 | 20, 21, 13, 22, 38, 38 | ringchom 20620 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥(Hom ‘(RingCat‘𝑈))𝑥) = (𝑥 RingHom 𝑥)) |
| 40 | 19, 34, 39 | 3eqtrd 2776 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑥𝐻𝑥) = (𝑥 RingHom 𝑥)) |
| 41 | 9, 17, 40 | 3eltr4d 2852 | 1 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ((Id‘𝐶)‘𝑥) ∈ (𝑥𝐻𝑥)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∩ cin 3889 I cid 5518 × cxp 5622 ↾ cres 5626 ‘cfv 6492 (class class class)co 7360 Basecbs 17170 Hom chom 17222 Idccid 17622 ExtStrCatcestrc 18079 Ringcrg 20205 RingHom crh 20440 RingCatcringc 20613 |
| 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 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 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 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8342 df-1o 8398 df-er 8636 df-map 8768 df-en 8887 df-dom 8888 df-sdom 8889 df-fin 8890 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-fz 13453 df-struct 17108 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-ress 17192 df-plusg 17224 df-hom 17235 df-cco 17236 df-0g 17395 df-cat 17625 df-cid 17626 df-resc 17769 df-estrc 18080 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-mhm 18742 df-grp 18903 df-ghm 19179 df-mgp 20113 df-ur 20154 df-ring 20207 df-rhm 20443 df-ringc 20614 |
| This theorem is referenced by: rhmsubcsetc 20630 |
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