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| Mirrors > Home > MPE Home > Th. List > selvval2 | Structured version Visualization version GIF version | ||
| Description: Value of the "variable selection" function. Convert selvval 22236 into a simpler form by using evlsevl 22248. (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 22236 | . 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 2769 | . . . 4 ⊢ ((𝐼 evalSub 𝑇)‘ran 𝐷) = ((𝐼 evalSub 𝑇)‘ran 𝐷) | |
| 11 | eqid 2769 | . . . 4 ⊢ (𝐼 eval 𝑇) = (𝐼 eval 𝑇) | |
| 12 | eqid 2769 | . . . 4 ⊢ (𝐼 mPoly (𝑇 ↾s ran 𝐷)) = (𝐼 mPoly (𝑇 ↾s ran 𝐷)) | |
| 13 | eqid 2769 | . . . 4 ⊢ (𝑇 ↾s ran 𝐷) = (𝑇 ↾s ran 𝐷) | |
| 14 | eqid 2769 | . . . 4 ⊢ (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷))) = (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷))) | |
| 15 | 1, 2 | mplrcl 22108 | . . . . 5 ⊢ (𝐹 ∈ 𝐵 → 𝐼 ∈ V) |
| 16 | 8, 15 | syl 18 | . . . 4 ⊢ (𝜑 → 𝐼 ∈ V) |
| 17 | 16, 7 | ssexd 5292 | . . . . 5 ⊢ (𝜑 → 𝐽 ∈ V) |
| 18 | 16 | difexd 5299 | . . . . . 6 ⊢ (𝜑 → (𝐼 ∖ 𝐽) ∈ V) |
| 19 | selvval2.r | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ CRing) | |
| 20 | 3, 18, 19 | mplcrngd 22138 | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ CRing) |
| 21 | 4, 17, 20 | mplcrngd 22138 | . . . 4 ⊢ (𝜑 → 𝑇 ∈ CRing) |
| 22 | 3, 4, 5, 6, 18, 17, 19 | selvcllem3 22252 | . . . 4 ⊢ (𝜑 → ran 𝐷 ∈ (SubRing‘𝑇)) |
| 23 | 1, 2, 3, 4, 5, 6, 13, 12, 14, 19, 7, 8 | selvcllem4 22254 | . . . 4 ⊢ (𝜑 → (𝐷 ∘ 𝐹) ∈ (Base‘(𝐼 mPoly (𝑇 ↾s ran 𝐷)))) |
| 24 | 10, 11, 12, 13, 14, 16, 21, 22, 23 | evlsevl 22248 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑇)‘ran 𝐷)‘(𝐷 ∘ 𝐹)) = ((𝐼 eval 𝑇)‘(𝐷 ∘ 𝐹))) |
| 25 | 24 | fveq1d 6881 | . 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 2804 | 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 1567 ∈ wcel 2149 Vcvv 3463 ∖ cdif 3910 ⊆ wss 3913 ifcif 4489 ↦ cmpt 5193 ran crn 5660 ∘ ccom 5663 ‘cfv 6533 (class class class)co 7408 Basecbs 17265 ↾s cress 17286 CRingccrg 20312 algSccascl 21967 mVar cmvr 22020 mPoly cmpl 22021 evalSub ces 22188 eval cevl 22189 selectVars cslv 22232 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5239 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-cnex 11152 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4874 df-int 4914 df-iun 4959 df-iin 4960 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-se 5613 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 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 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-of 7672 df-ofr 7673 df-om 7859 df-1st 7982 df-2nd 7983 df-supp 8153 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-2o 8450 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-fsupp 9318 df-sup 9398 df-oi 9468 df-card 9921 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-nn 12230 df-2 12299 df-3 12300 df-4 12301 df-5 12302 df-6 12303 df-7 12304 df-8 12305 df-9 12306 df-n0 12501 df-z 12588 df-dec 12708 df-uz 12859 df-fz 13532 df-fzo 13679 df-seq 14034 df-hash 14363 df-struct 17203 df-sets 17220 df-slot 17238 df-ndx 17250 df-base 17266 df-ress 17287 df-plusg 17319 df-mulr 17320 df-sca 17322 df-vsca 17323 df-ip 17324 df-tset 17325 df-ple 17326 df-ds 17328 df-hom 17330 df-cco 17331 df-0g 17490 df-gsum 17491 df-prds 17496 df-pws 17498 df-mre 17634 df-mrc 17635 df-acs 17637 df-mgm 18694 df-sgrp 18773 df-mnd 18789 df-mhm 18837 df-submnd 18838 df-grp 18999 df-minusg 19000 df-sbg 19001 df-mulg 19130 df-subg 19185 df-ghm 19280 df-cntz 19383 df-cmn 19848 df-abl 19849 df-mgp 20213 df-rng 20227 df-ur 20260 df-srg 20265 df-ring 20313 df-cring 20314 df-rhm 20550 df-subrng 20627 df-subrg 20651 df-lmod 20957 df-lss 21027 df-lsp 21067 df-assa 21968 df-asp 21969 df-ascl 21970 df-psr 22024 df-mvr 22025 df-mpl 22026 df-evls 22190 df-evl 22191 df-selv 22233 |
| This theorem is referenced by: selvvvval 22258 selvadd 22259 selvmul 22260 selvascl 33848 |
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