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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 17330 | . . . . . . . . . . 11 ⊢ (𝑆 ∈ CRing → (𝑆 ↾s 𝐵) = 𝑆) |
| 6 | 5 | eqcomd 2771 | . . . . . . . . . 10 ⊢ (𝑆 ∈ CRing → 𝑆 = (𝑆 ↾s 𝐵)) |
| 7 | 3, 6 | syl 18 | . . . . . . . . 9 ⊢ (𝜑 → 𝑆 = (𝑆 ↾s 𝐵)) |
| 8 | 7 | oveq2d 7435 | . . . . . . . 8 ⊢ (𝜑 → (𝐼 mPoly 𝑆) = (𝐼 mPoly (𝑆 ↾s 𝐵))) |
| 9 | 2, 8 | eqtrid 2812 | . . . . . . 7 ⊢ (𝜑 → 𝑃 = (𝐼 mPoly (𝑆 ↾s 𝐵))) |
| 10 | 9 | fveq2d 6889 | . . . . . 6 ⊢ (𝜑 → (algSc‘𝑃) = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))) |
| 11 | 1, 10 | eqtrid 2812 | . . . . 5 ⊢ (𝜑 → 𝐶 = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))) |
| 12 | 11 | fveq1d 6887 | . . . 4 ⊢ (𝜑 → (𝐶‘𝑋) = ((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋)) |
| 13 | 12 | fveq2d 6889 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘(𝐶‘𝑋)) = (((𝐼 evalSub 𝑆)‘𝐵)‘((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋))) |
| 14 | eqid 2765 | . . . 4 ⊢ ((𝐼 evalSub 𝑆)‘𝐵) = ((𝐼 evalSub 𝑆)‘𝐵) | |
| 15 | eqid 2765 | . . . 4 ⊢ (𝐼 mPoly (𝑆 ↾s 𝐵)) = (𝐼 mPoly (𝑆 ↾s 𝐵)) | |
| 16 | eqid 2765 | . . . 4 ⊢ (𝑆 ↾s 𝐵) = (𝑆 ↾s 𝐵) | |
| 17 | eqid 2765 | . . . 4 ⊢ (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵))) = (algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵))) | |
| 18 | evlsscasrng.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 19 | crngring 20375 | . . . . 5 ⊢ (𝑆 ∈ CRing → 𝑆 ∈ Ring) | |
| 20 | 4 | subrgid 20726 | . . . . 5 ⊢ (𝑆 ∈ Ring → 𝐵 ∈ (SubRing‘𝑆)) |
| 21 | 3, 19, 20 | 3syl 19 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ (SubRing‘𝑆)) |
| 22 | evlsscasrng.r | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝑆)) | |
| 23 | 4 | subrgss 20725 | . . . . . 6 ⊢ (𝑅 ∈ (SubRing‘𝑆) → 𝑅 ⊆ 𝐵) |
| 24 | 22, 23 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑅 ⊆ 𝐵) |
| 25 | evlsscasrng.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑅) | |
| 26 | 24, 25 | sseldd 3939 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| 27 | 14, 15, 16, 4, 17, 18, 3, 21, 26 | evlssca 22299 | . . 3 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 28 | 13, 27 | eqtrd 2800 | . 2 ⊢ (𝜑 → (((𝐼 evalSub 𝑆)‘𝐵)‘(𝐶‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 29 | evlsscasrng.o | . . . . 5 ⊢ 𝑂 = (𝐼 eval 𝑆) | |
| 30 | 29, 4 | evlval 22305 | . . . 4 ⊢ 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵) |
| 31 | 30 | a1i 11 | . . 3 ⊢ (𝜑 → 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵)) |
| 32 | 31 | fveq1d 6887 | . 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 22299 | . 2 ⊢ (𝜑 → (𝑄‘(𝐴‘𝑋)) = ((𝐵 ↑m 𝐼) × {𝑋})) |
| 38 | 28, 32, 37 | 3eqtr4rd 2811 | 1 ⊢ (𝜑 → (𝑄‘(𝐴‘𝑋)) = (𝑂‘(𝐶‘𝑋))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 ⊆ wss 3906 {csn 4591 × cxp 5661 ‘cfv 6540 (class class class)co 7419 ↑m cmap 8830 Basecbs 17295 ↾s cress 17316 Ringcrg 20363 CRingccrg 20364 SubRingcsubrg 20722 algSccascl 22056 mPoly cmpl 22110 evalSub ces 22277 eval cevl 22278 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11175 ax-resscn 11176 ax-1cn 11177 ax-icn 11178 ax-addcl 11179 ax-addrcl 11180 ax-mulcl 11181 ax-mulrcl 11182 ax-mulcom 11183 ax-addass 11184 ax-mulass 11185 ax-distr 11186 ax-i2m1 11187 ax-1ne0 11188 ax-1rid 11189 ax-rnegex 11190 ax-rrecex 11191 ax-cnre 11192 ax-pre-lttri 11193 ax-pre-lttrn 11194 ax-pre-ltadd 11195 ax-pre-mulgt0 11196 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-iin 4961 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-isom 6549 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-of 7684 df-ofr 7685 df-om 7869 df-1st 7992 df-2nd 7993 df-supp 8163 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-2o 8460 df-er 8700 df-map 8832 df-pm 8833 df-ixp 8902 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-fsupp 9329 df-sup 9409 df-oi 9479 df-card 9941 df-pnf 11264 df-mnf 11265 df-xr 11266 df-ltxr 11267 df-le 11268 df-sub 11462 df-neg 11463 df-nn 12253 df-2 12322 df-3 12323 df-4 12324 df-5 12325 df-6 12326 df-7 12327 df-8 12328 df-9 12329 df-n0 12524 df-z 12611 df-dec 12732 df-uz 12883 df-fz 13556 df-fzo 13704 df-seq 14060 df-hash 14389 df-struct 17233 df-sets 17250 df-slot 17268 df-ndx 17280 df-base 17296 df-ress 17317 df-plusg 17349 df-mulr 17350 df-sca 17352 df-vsca 17353 df-ip 17354 df-tset 17355 df-ple 17356 df-ds 17358 df-hom 17360 df-cco 17361 df-0g 17520 df-gsum 17521 df-prds 17526 df-pws 17528 df-mre 17664 df-mrc 17665 df-acs 17667 df-mgm 18724 df-sgrp 18813 df-mnd 18829 df-mhm 18882 df-submnd 18883 df-grp 19051 df-minusg 19052 df-sbg 19053 df-mulg 19182 df-subg 19237 df-ghm 19332 df-cntz 19435 df-cmn 19900 df-abl 19901 df-mgp 20265 df-rng 20279 df-ur 20312 df-srg 20317 df-ring 20365 df-cring 20366 df-rhm 20604 df-subrng 20699 df-subrg 20723 df-lmod 21037 df-lss 21107 df-lsp 21147 df-assa 22057 df-asp 22058 df-ascl 22059 df-psr 22113 df-mvr 22114 df-mpl 22115 df-evls 22279 df-evl 22280 |
| This theorem is used by: evlsca 22311 |
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