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| Mirrors > Home > MPE Home > Th. List > evlsscasrng | Structured version Visualization version GIF version | ||
| Description: The evaluation of a scalar of a subring yields the same result as evaluated as a scalar over the ring itself. (Contributed by AV, 12-Sep-2019.) |
| Ref | Expression |
|---|---|
| evlsscasrng.q | ⊢ 𝑄 = ((𝐼 evalSub 𝑆)‘𝑅) |
| evlsscasrng.o | ⊢ 𝑂 = (𝐼 eval 𝑆) |
| evlsscasrng.w | ⊢ 𝑊 = (𝐼 mPoly 𝑈) |
| evlsscasrng.u | ⊢ 𝑈 = (𝑆 ↾s 𝑅) |
| evlsscasrng.p | ⊢ 𝑃 = (𝐼 mPoly 𝑆) |
| evlsscasrng.b | ⊢ 𝐵 = (Base‘𝑆) |
| evlsscasrng.a | ⊢ 𝐴 = (algSc‘𝑊) |
| evlsscasrng.c | ⊢ 𝐶 = (algSc‘𝑃) |
| evlsscasrng.i | ⊢ (𝜑 → 𝐼 ∈ 𝑉) |
| evlsscasrng.s | ⊢ (𝜑 → 𝑆 ∈ CRing) |
| evlsscasrng.r | ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝑆)) |
| evlsscasrng.x | ⊢ (𝜑 → 𝑋 ∈ 𝑅) |
| Ref | Expression |
|---|---|
| evlsscasrng | ⊢ (𝜑 → (𝑄‘(𝐴‘𝑋)) = (𝑂‘(𝐶‘𝑋))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | evlsscasrng.c | . . . . . 6 ⊢ 𝐶 = (algSc‘𝑃) | |
| 2 | evlsscasrng.p | . . . . . . . 8 ⊢ 𝑃 = (𝐼 mPoly 𝑆) | |
| 3 | evlsscasrng.s | . . . . . . . . . 10 ⊢ (𝜑 → 𝑆 ∈ CRing) | |
| 4 | evlsscasrng.b | . . . . . . . . . . . 12 ⊢ 𝐵 = (Base‘𝑆) | |
| 5 | 4 | ressid 17281 | . . . . . . . . . . 11 ⊢ (𝑆 ∈ CRing → (𝑆 ↾s 𝐵) = 𝑆) |
| 6 | 5 | eqcomd 2769 | . . . . . . . . . 10 ⊢ (𝑆 ∈ CRing → 𝑆 = (𝑆 ↾s 𝐵)) |
| 7 | 3, 6 | syl 17 | . . . . . . . . 9 ⊢ (𝜑 → 𝑆 = (𝑆 ↾s 𝐵)) |
| 8 | 7 | oveq2d 7413 | . . . . . . . 8 ⊢ (𝜑 → (𝐼 mPoly 𝑆) = (𝐼 mPoly (𝑆 ↾s 𝐵))) |
| 9 | 2, 8 | eqtrid 2810 | . . . . . . 7 ⊢ (𝜑 → 𝑃 = (𝐼 mPoly (𝑆 ↾s 𝐵))) |
| 10 | 9 | fveq2d 6872 | . . . . . 6 ⊢ (𝜑 → (algSc‘𝑃) = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))) |
| 11 | 1, 10 | eqtrid 2810 | . . . . 5 ⊢ (𝜑 → 𝐶 = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))) |
| 12 | 11 | fveq1d 6870 | . . . 4 ⊢ (𝜑 → (𝐶‘𝑋) = ((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋)) |
| 13 | 12 | fveq2d 6872 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘(𝐶‘𝑋)) = (((𝐼 evalSub 𝑆)‘𝐵)‘((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋))) |
| 14 | eqid 2763 | . . . 4 ⊢ ((𝐼 evalSub 𝑆)‘𝐵) = ((𝐼 evalSub 𝑆)‘𝐵) | |
| 15 | eqid 2763 | . . . 4 ⊢ (𝐼 mPoly (𝑆 ↾s 𝐵)) = (𝐼 mPoly (𝑆 ↾s 𝐵)) | |
| 16 | eqid 2763 | . . . 4 ⊢ (𝑆 ↾s 𝐵) = (𝑆 ↾s 𝐵) | |
| 17 | eqid 2763 | . . . 4 ⊢ (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵))) = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵))) | |
| 18 | evlsscasrng.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 19 | crngring 20296 | . . . . 5 ⊢ (𝑆 ∈ CRing → 𝑆 ∈ Ring) | |
| 20 | 4 | subrgid 20624 | . . . . 5 ⊢ (𝑆 ∈ Ring → 𝐵 ∈ (SubRing‘𝑆)) |
| 21 | 3, 19, 20 | 3syl 18 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ (SubRing‘𝑆)) |
| 22 | evlsscasrng.r | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝑆)) | |
| 23 | 4 | subrgss 20623 | . . . . . 6 ⊢ (𝑅 ∈ (SubRing‘𝑆) → 𝑅 ⊆ 𝐵) |
| 24 | 22, 23 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑅 ⊆ 𝐵) |
| 25 | evlsscasrng.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑅) | |
| 26 | 24, 25 | sseldd 3938 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| 27 | 14, 15, 16, 4, 17, 18, 3, 21, 26 | evlssca 22148 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 28 | 13, 27 | eqtrd 2798 | . 2 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘(𝐶‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 29 | evlsscasrng.o | . . . . 5 ⊢ 𝑂 = (𝐼 eval 𝑆) | |
| 30 | 29, 4 | evlval 22154 | . . . 4 ⊢ 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵) |
| 31 | 30 | a1i 11 | . . 3 ⊢ (𝜑 → 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵)) |
| 32 | 31 | fveq1d 6870 | . 2 ⊢ (𝜑 → (𝑂‘(𝐶‘𝑋)) = (((𝐼 evalSub 𝑆)‘𝐵)‘(𝐶‘𝑋))) |
| 33 | evlsscasrng.q | . . 3 ⊢ 𝑄 = ((𝐼 evalSub 𝑆)‘𝑅) | |
| 34 | evlsscasrng.w | . . 3 ⊢ 𝑊 = (𝐼 mPoly 𝑈) | |
| 35 | evlsscasrng.u | . . 3 ⊢ 𝑈 = (𝑆 ↾s 𝑅) | |
| 36 | evlsscasrng.a | . . 3 ⊢ 𝐴 = (algSc‘𝑊) | |
| 37 | 33, 34, 35, 4, 36, 18, 3, 22, 25 | evlssca 22148 | . 2 ⊢ (𝜑 → (𝑄‘(𝐴‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 38 | 28, 32, 37 | 3eqtr4rd 2809 | 1 ⊢ (𝜑 → (𝑄‘(𝐴‘𝑋)) = (𝑂‘(𝐶‘𝑋))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1561 ∈ wcel 2143 ⊆ wss 3905 {csn 4583 × cxp 5646 ‘cfv 6522 (class class class)co 7397 ↑m cmap 8809 Basecbs 17246 ↾s cress 17267 Ringcrg 20284 CRingccrg 20285 SubRingcsubrg 20620 algSccascl 21905 mPoly cmpl 21959 evalSub ces 22126 eval cevl 22127 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5228 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7719 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 ax-pre-mulgt0 11151 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5102 df-opab 5164 df-mpt 5183 df-tr 5209 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-se 5602 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6289 df-ord 6350 df-on 6351 df-lim 6352 df-suc 6353 df-iota 6478 df-fun 6524 df-fn 6525 df-f 6526 df-f1 6527 df-fo 6528 df-f1o 6529 df-fv 6530 df-isom 6531 df-riota 7354 df-ov 7400 df-oprab 7401 df-mpo 7402 df-of 7661 df-ofr 7662 df-om 7848 df-1st 7971 df-2nd 7972 df-supp 8142 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8382 df-1o 8438 df-2o 8439 df-er 8679 df-map 8811 df-pm 8812 df-ixp 8881 df-en 8929 df-dom 8930 df-sdom 8931 df-fin 8932 df-fsupp 9309 df-sup 9389 df-oi 9459 df-card 9898 df-pnf 11219 df-mnf 11220 df-xr 11221 df-ltxr 11222 df-le 11223 df-sub 11417 df-neg 11418 df-nn 12212 df-2 12281 df-3 12282 df-4 12283 df-5 12284 df-6 12285 df-7 12286 df-8 12287 df-9 12288 df-n0 12483 df-z 12570 df-dec 12690 df-uz 12841 df-fz 13514 df-fzo 13661 df-seq 14016 df-hash 14345 df-struct 17184 df-sets 17201 df-slot 17219 df-ndx 17231 df-base 17247 df-ress 17268 df-plusg 17300 df-mulr 17301 df-sca 17303 df-vsca 17304 df-ip 17305 df-tset 17306 df-ple 17307 df-ds 17309 df-hom 17311 df-cco 17312 df-0g 17471 df-gsum 17472 df-prds 17477 df-pws 17479 df-mre 17615 df-mrc 17616 df-acs 17618 df-mgm 18675 df-sgrp 18754 df-mnd 18770 df-mhm 18818 df-submnd 18819 df-grp 18979 df-minusg 18980 df-sbg 18981 df-mulg 19111 df-subg 19166 df-ghm 19255 df-cntz 19358 df-cmn 19823 df-abl 19824 df-mgp 20188 df-rng 20200 df-ur 20233 df-srg 20238 df-ring 20286 df-cring 20287 df-rhm 20522 df-subrng 20597 df-subrg 20621 df-lmod 20930 df-lss 21000 df-lsp 21040 df-assa 21906 df-asp 21907 df-ascl 21908 df-psr 21962 df-mvr 21963 df-mpl 21964 df-evls 22128 df-evl 22129 |
| This theorem is referenced by: evlsca 22160 |
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