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| Mirrors > Home > MPE Home > Th. List > Mathboxes > selvval2 | Structured version Visualization version GIF version | ||
| Description: Value of the "variable selection" function. Convert selvval 22073 into a simpler form by using evlsevl 42594. (Contributed by SN, 9-Feb-2025.) |
| Ref | Expression |
|---|---|
| selvval2.p | ⊢ 𝑃 = (𝐼 mPoly 𝑅) |
| selvval2.b | ⊢ 𝐵 = (Base‘𝑃) |
| selvval2.u | ⊢ 𝑈 = ((𝐼 ∖ 𝐽) mPoly 𝑅) |
| selvval2.t | ⊢ 𝑇 = (𝐽 mPoly 𝑈) |
| selvval2.c | ⊢ 𝐶 = (algSc‘𝑇) |
| selvval2.d | ⊢ 𝐷 = (𝐶 ∘ (algSc‘𝑈)) |
| selvval2.r | ⊢ (𝜑 → 𝑅 ∈ CRing) |
| selvval2.j | ⊢ (𝜑 → 𝐽 ⊆ 𝐼) |
| selvval2.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| selvval2 | ⊢ (𝜑 → (((𝐼 selectVars 𝑅)‘𝐽)‘𝐹) = (((𝐼 eval 𝑇)‘(𝐷 ∘ 𝐹))‘(𝑥 ∈ 𝐼 ↦ if(𝑥 ∈ 𝐽, ((𝐽 mVar 𝑈)‘𝑥), (𝐶‘(((𝐼 ∖ 𝐽) mVar 𝑅)‘𝑥)))))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | selvval2.p | . . 3 ⊢ 𝑃 = (𝐼 mPoly 𝑅) | |
| 2 | selvval2.b | . . 3 ⊢ 𝐵 = (Base‘𝑃) | |
| 3 | selvval2.u | . . 3 ⊢ 𝑈 = ((𝐼 ∖ 𝐽) mPoly 𝑅) | |
| 4 | selvval2.t | . . 3 ⊢ 𝑇 = (𝐽 mPoly 𝑈) | |
| 5 | selvval2.c | . . 3 ⊢ 𝐶 = (algSc‘𝑇) | |
| 6 | selvval2.d | . . 3 ⊢ 𝐷 = (𝐶 ∘ (algSc‘𝑈)) | |
| 7 | selvval2.j | . . 3 ⊢ (𝜑 → 𝐽 ⊆ 𝐼) | |
| 8 | selvval2.f | . . 3 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | selvval 22073 | . 2 ⊢ (𝜑 → (((𝐼 selectVars 𝑅)‘𝐽)‘𝐹) = ((((𝐼 evalSub 𝑇)‘ran 𝐷)‘(𝐷 ∘ 𝐹))‘(𝑥 ∈ 𝐼 ↦ if(𝑥 ∈ 𝐽, ((𝐽 mVar 𝑈)‘𝑥), (𝐶‘(((𝐼 ∖ 𝐽) mVar 𝑅)‘𝑥)))))) |
| 10 | eqid 2735 | . . . 4 ⊢ ((𝐼 evalSub 𝑇)‘ran 𝐷) = ((𝐼 evalSub 𝑇)‘ran 𝐷) | |
| 11 | eqid 2735 | . . . 4 ⊢ (𝐼 eval 𝑇) = (𝐼 eval 𝑇) | |
| 12 | eqid 2735 | . . . 4 ⊢ (𝐼 mPoly (𝑇 ↾s ran 𝐷)) = (𝐼 mPoly (𝑇 ↾s ran 𝐷)) | |
| 13 | eqid 2735 | . . . 4 ⊢ (𝑇 ↾s ran 𝐷) = (𝑇 ↾s ran 𝐷) | |
| 14 | eqid 2735 | . . . 4 ⊢ (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷))) = (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷))) | |
| 15 | 1, 2 | mplrcl 21954 | . . . . 5 ⊢ (𝐹 ∈ 𝐵 → 𝐼 ∈ V) |
| 16 | 8, 15 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐼 ∈ V) |
| 17 | 16, 7 | ssexd 5294 | . . . . 5 ⊢ (𝜑 → 𝐽 ∈ V) |
| 18 | 16 | difexd 5301 | . . . . . 6 ⊢ (𝜑 → (𝐼 ∖ 𝐽) ∈ V) |
| 19 | selvval2.r | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ CRing) | |
| 20 | 3, 18, 19 | mplcrngd 42570 | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ CRing) |
| 21 | 4, 17, 20 | mplcrngd 42570 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ CRing) |
| 22 | 3, 4, 5, 6, 18, 17, 19 | selvcllem3 42602 | . . . 4 ⊢ (𝜑 → ran 𝐷 ∈ (SubRing‘𝑇)) |
| 23 | 1, 2, 3, 4, 5, 6, 13, 12, 14, 19, 7, 8 | selvcllem4 42604 | . . . 4 ⊢ (𝜑 → (𝐷 ∘ 𝐹) ∈ (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷)))) |
| 24 | 10, 11, 12, 13, 14, 16, 21, 22, 23 | evlsevl 42594 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑇)‘ran 𝐷)‘(𝐷 ∘ 𝐹)) = ((𝐼 eval 𝑇)‘(𝐷 ∘ 𝐹))) |
| 25 | 24 | fveq1d 6878 | . 2 ⊢ (𝜑 → ((((𝐼 evalSub 𝑇)‘ran 𝐷)‘(𝐷 ∘ 𝐹))‘(𝑥 ∈ 𝐼 ↦ if(𝑥 ∈ 𝐽, ((𝐽 mVar 𝑈)‘𝑥), (𝐶‘(((𝐼 ∖ 𝐽) mVar 𝑅)‘𝑥))))) = (((𝐼 eval 𝑇)‘(𝐷 ∘ 𝐹))‘(𝑥 ∈ 𝐼 ↦ if(𝑥 ∈ 𝐽, ((𝐽 mVar 𝑈)‘𝑥), (𝐶‘(((𝐼 ∖ 𝐽) mVar 𝑅)‘𝑥)))))) |
| 26 | 9, 25 | eqtrd 2770 | 1 ⊢ (𝜑 → (((𝐼 selectVars 𝑅)‘𝐽)‘𝐹) = (((𝐼 eval 𝑇)‘(𝐷 ∘ 𝐹))‘(𝑥 ∈ 𝐼 ↦ if(𝑥 ∈ 𝐽, ((𝐽 mVar 𝑈)‘𝑥), (𝐶‘(((𝐼 ∖ 𝐽) mVar 𝑅)‘𝑥)))))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2108 Vcvv 3459 ∖ cdif 3923 ⊆ wss 3926 ifcif 4500 ↦ cmpt 5201 ran crn 5655 ∘ ccom 5658 ‘cfv 6531 (class class class)co 7405 Basecbs 17228 ↾s cress 17251 CRingccrg 20194 algSccascl 21812 mVar cmvr 21865 mPoly cmpl 21866 evalSub ces 22030 eval cevl 22031 selectVars cslv 22066 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-rep 5249 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-cnex 11185 ax-resscn 11186 ax-1cn 11187 ax-icn 11188 ax-addcl 11189 ax-addrcl 11190 ax-mulcl 11191 ax-mulrcl 11192 ax-mulcom 11193 ax-addass 11194 ax-mulass 11195 ax-distr 11196 ax-i2m1 11197 ax-1ne0 11198 ax-1rid 11199 ax-rnegex 11200 ax-rrecex 11201 ax-cnre 11202 ax-pre-lttri 11203 ax-pre-lttrn 11204 ax-pre-ltadd 11205 ax-pre-mulgt0 11206 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3359 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-tp 4606 df-op 4608 df-uni 4884 df-int 4923 df-iun 4969 df-iin 4970 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-se 5607 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-pred 6290 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-isom 6540 df-riota 7362 df-ov 7408 df-oprab 7409 df-mpo 7410 df-of 7671 df-ofr 7672 df-om 7862 df-1st 7988 df-2nd 7989 df-supp 8160 df-frecs 8280 df-wrecs 8311 df-recs 8385 df-rdg 8424 df-1o 8480 df-2o 8481 df-er 8719 df-map 8842 df-pm 8843 df-ixp 8912 df-en 8960 df-dom 8961 df-sdom 8962 df-fin 8963 df-fsupp 9374 df-sup 9454 df-oi 9524 df-card 9953 df-pnf 11271 df-mnf 11272 df-xr 11273 df-ltxr 11274 df-le 11275 df-sub 11468 df-neg 11469 df-nn 12241 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12502 df-z 12589 df-dec 12709 df-uz 12853 df-fz 13525 df-fzo 13672 df-seq 14020 df-hash 14349 df-struct 17166 df-sets 17183 df-slot 17201 df-ndx 17213 df-base 17229 df-ress 17252 df-plusg 17284 df-mulr 17285 df-sca 17287 df-vsca 17288 df-ip 17289 df-tset 17290 df-ple 17291 df-ds 17293 df-hom 17295 df-cco 17296 df-0g 17455 df-gsum 17456 df-prds 17461 df-pws 17463 df-mre 17598 df-mrc 17599 df-acs 17601 df-mgm 18618 df-sgrp 18697 df-mnd 18713 df-mhm 18761 df-submnd 18762 df-grp 18919 df-minusg 18920 df-sbg 18921 df-mulg 19051 df-subg 19106 df-ghm 19196 df-cntz 19300 df-cmn 19763 df-abl 19764 df-mgp 20101 df-rng 20113 df-ur 20142 df-srg 20147 df-ring 20195 df-cring 20196 df-rhm 20432 df-subrng 20506 df-subrg 20530 df-lmod 20819 df-lss 20889 df-lsp 20929 df-assa 21813 df-asp 21814 df-ascl 21815 df-psr 21869 df-mvr 21870 df-mpl 21871 df-evls 22032 df-evl 22033 df-selv 22070 |
| This theorem is referenced by: selvvvval 42608 selvadd 42611 selvmul 42612 |
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