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Mirrors > Home > MPE Home > Th. List > evlsvarsrng | Structured version Visualization version GIF version |
Description: The evaluation of the variable of polynomials over subring yields the same result as evaluated as variable of the polynomials over the ring itself. (Contributed by AV, 12-Sep-2019.) |
Ref | Expression |
---|---|
evlsvarsrng.q | ⊢ 𝑄 = ((𝐼 evalSub 𝑆)‘𝑅) |
evlsvarsrng.o | ⊢ 𝑂 = (𝐼 eval 𝑆) |
evlsvarsrng.v | ⊢ 𝑉 = (𝐼 mVar 𝑈) |
evlsvarsrng.u | ⊢ 𝑈 = (𝑆 ↾s 𝑅) |
evlsvarsrng.b | ⊢ 𝐵 = (Base‘𝑆) |
evlsvarsrng.i | ⊢ (𝜑 → 𝐼 ∈ 𝐴) |
evlsvarsrng.s | ⊢ (𝜑 → 𝑆 ∈ CRing) |
evlsvarsrng.r | ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝑆)) |
evlsvarsrng.x | ⊢ (𝜑 → 𝑋 ∈ 𝐼) |
Ref | Expression |
---|---|
evlsvarsrng | ⊢ (𝜑 → (𝑄‘(𝑉‘𝑋)) = (𝑂‘(𝑉‘𝑋))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | evlsvarsrng.q | . . 3 ⊢ 𝑄 = ((𝐼 evalSub 𝑆)‘𝑅) | |
2 | evlsvarsrng.v | . . 3 ⊢ 𝑉 = (𝐼 mVar 𝑈) | |
3 | evlsvarsrng.u | . . 3 ⊢ 𝑈 = (𝑆 ↾s 𝑅) | |
4 | evlsvarsrng.b | . . 3 ⊢ 𝐵 = (Base‘𝑆) | |
5 | evlsvarsrng.i | . . 3 ⊢ (𝜑 → 𝐼 ∈ 𝐴) | |
6 | evlsvarsrng.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ CRing) | |
7 | evlsvarsrng.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝑆)) | |
8 | evlsvarsrng.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐼) | |
9 | 1, 2, 3, 4, 5, 6, 7, 8 | evlsvar 21954 | . 2 ⊢ (𝜑 → (𝑄‘(𝑉‘𝑋)) = (𝑔 ∈ (𝐵 ↑m 𝐼) ↦ (𝑔‘𝑋))) |
10 | evlsvarsrng.o | . . . . . 6 ⊢ 𝑂 = (𝐼 eval 𝑆) | |
11 | 10, 4 | evlval 21959 | . . . . 5 ⊢ 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵) |
12 | 11 | a1i 11 | . . . 4 ⊢ (𝜑 → 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵)) |
13 | 12 | fveq1d 6883 | . . 3 ⊢ (𝜑 → (𝑂‘(𝑉‘𝑋)) = (((𝐼 evalSub 𝑆)‘𝐵)‘(𝑉‘𝑋))) |
14 | 2 | a1i 11 | . . . . . 6 ⊢ (𝜑 → 𝑉 = (𝐼 mVar 𝑈)) |
15 | eqid 2724 | . . . . . . 7 ⊢ (𝐼 mVar 𝑆) = (𝐼 mVar 𝑆) | |
16 | 15, 5, 7, 3 | subrgmvr 21889 | . . . . . 6 ⊢ (𝜑 → (𝐼 mVar 𝑆) = (𝐼 mVar 𝑈)) |
17 | 4 | ressid 17185 | . . . . . . . . 9 ⊢ (𝑆 ∈ CRing → (𝑆 ↾s 𝐵) = 𝑆) |
18 | 6, 17 | syl 17 | . . . . . . . 8 ⊢ (𝜑 → (𝑆 ↾s 𝐵) = 𝑆) |
19 | 18 | eqcomd 2730 | . . . . . . 7 ⊢ (𝜑 → 𝑆 = (𝑆 ↾s 𝐵)) |
20 | 19 | oveq2d 7417 | . . . . . 6 ⊢ (𝜑 → (𝐼 mVar 𝑆) = (𝐼 mVar (𝑆 ↾s 𝐵))) |
21 | 14, 16, 20 | 3eqtr2d 2770 | . . . . 5 ⊢ (𝜑 → 𝑉 = (𝐼 mVar (𝑆 ↾s 𝐵))) |
22 | 21 | fveq1d 6883 | . . . 4 ⊢ (𝜑 → (𝑉‘𝑋) = ((𝐼 mVar (𝑆 ↾s 𝐵))‘𝑋)) |
23 | 22 | fveq2d 6885 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘(𝑉‘𝑋)) = (((𝐼 evalSub 𝑆)‘𝐵)‘((𝐼 mVar (𝑆 ↾s 𝐵))‘𝑋))) |
24 | eqid 2724 | . . . 4 ⊢ ((𝐼 evalSub 𝑆)‘𝐵) = ((𝐼 evalSub 𝑆)‘𝐵) | |
25 | eqid 2724 | . . . 4 ⊢ (𝐼 mVar (𝑆 ↾s 𝐵)) = (𝐼 mVar (𝑆 ↾s 𝐵)) | |
26 | eqid 2724 | . . . 4 ⊢ (𝑆 ↾s 𝐵) = (𝑆 ↾s 𝐵) | |
27 | crngring 20135 | . . . . 5 ⊢ (𝑆 ∈ CRing → 𝑆 ∈ Ring) | |
28 | 4 | subrgid 20460 | . . . . 5 ⊢ (𝑆 ∈ Ring → 𝐵 ∈ (SubRing‘𝑆)) |
29 | 6, 27, 28 | 3syl 18 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ (SubRing‘𝑆)) |
30 | 24, 25, 26, 4, 5, 6, 29, 8 | evlsvar 21954 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘((𝐼 mVar (𝑆 ↾s 𝐵))‘𝑋)) = (𝑔 ∈ (𝐵 ↑m 𝐼) ↦ (𝑔‘𝑋))) |
31 | 13, 23, 30 | 3eqtrrd 2769 | . 2 ⊢ (𝜑 → (𝑔 ∈ (𝐵 ↑m 𝐼) ↦ (𝑔‘𝑋)) = (𝑂‘(𝑉‘𝑋))) |
32 | 9, 31 | eqtrd 2764 | 1 ⊢ (𝜑 → (𝑄‘(𝑉‘𝑋)) = (𝑂‘(𝑉‘𝑋))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 ∈ wcel 2098 ↦ cmpt 5221 ‘cfv 6533 (class class class)co 7401 ↑m cmap 8815 Basecbs 17140 ↾s cress 17169 Ringcrg 20123 CRingccrg 20124 SubRingcsubrg 20454 mVar cmvr 21758 evalSub ces 21934 eval cevl 21935 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2695 ax-rep 5275 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7718 ax-cnex 11161 ax-resscn 11162 ax-1cn 11163 ax-icn 11164 ax-addcl 11165 ax-addrcl 11166 ax-mulcl 11167 ax-mulrcl 11168 ax-mulcom 11169 ax-addass 11170 ax-mulass 11171 ax-distr 11172 ax-i2m1 11173 ax-1ne0 11174 ax-1rid 11175 ax-rnegex 11176 ax-rrecex 11177 ax-cnre 11178 ax-pre-lttri 11179 ax-pre-lttrn 11180 ax-pre-ltadd 11181 ax-pre-mulgt0 11182 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2526 df-eu 2555 df-clab 2702 df-cleq 2716 df-clel 2802 df-nfc 2877 df-ne 2933 df-nel 3039 df-ral 3054 df-rex 3063 df-rmo 3368 df-reu 3369 df-rab 3425 df-v 3468 df-sbc 3770 df-csb 3886 df-dif 3943 df-un 3945 df-in 3947 df-ss 3957 df-pss 3959 df-nul 4315 df-if 4521 df-pw 4596 df-sn 4621 df-pr 4623 df-tp 4625 df-op 4627 df-uni 4900 df-int 4941 df-iun 4989 df-iin 4990 df-br 5139 df-opab 5201 df-mpt 5222 df-tr 5256 df-id 5564 df-eprel 5570 df-po 5578 df-so 5579 df-fr 5621 df-se 5622 df-we 5623 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6290 df-ord 6357 df-on 6358 df-lim 6359 df-suc 6360 df-iota 6485 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-isom 6542 df-riota 7357 df-ov 7404 df-oprab 7405 df-mpo 7406 df-of 7663 df-ofr 7664 df-om 7849 df-1st 7968 df-2nd 7969 df-supp 8141 df-frecs 8261 df-wrecs 8292 df-recs 8366 df-rdg 8405 df-1o 8461 df-er 8698 df-map 8817 df-pm 8818 df-ixp 8887 df-en 8935 df-dom 8936 df-sdom 8937 df-fin 8938 df-fsupp 9357 df-sup 9432 df-oi 9500 df-card 9929 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11442 df-neg 11443 df-nn 12209 df-2 12271 df-3 12272 df-4 12273 df-5 12274 df-6 12275 df-7 12276 df-8 12277 df-9 12278 df-n0 12469 df-z 12555 df-dec 12674 df-uz 12819 df-fz 13481 df-fzo 13624 df-seq 13963 df-hash 14287 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17141 df-ress 17170 df-plusg 17206 df-mulr 17207 df-sca 17209 df-vsca 17210 df-ip 17211 df-tset 17212 df-ple 17213 df-ds 17215 df-hom 17217 df-cco 17218 df-0g 17383 df-gsum 17384 df-prds 17389 df-pws 17391 df-mre 17526 df-mrc 17527 df-acs 17529 df-mgm 18560 df-sgrp 18639 df-mnd 18655 df-mhm 18700 df-submnd 18701 df-grp 18853 df-minusg 18854 df-sbg 18855 df-mulg 18983 df-subg 19035 df-ghm 19124 df-cntz 19218 df-cmn 19687 df-abl 19688 df-mgp 20025 df-rng 20043 df-ur 20072 df-srg 20077 df-ring 20125 df-cring 20126 df-rhm 20359 df-subrng 20431 df-subrg 20456 df-lmod 20693 df-lss 20764 df-lsp 20804 df-assa 21708 df-asp 21709 df-ascl 21710 df-psr 21762 df-mvr 21763 df-mpl 21764 df-evls 21936 df-evl 21937 |
This theorem is referenced by: evlvar 21964 evls1var 22167 |
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