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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 17437 | . . . . . . . . . . 11 ⊢ (𝑆 ∈ CRing → (𝑆 ↾s 𝐵) = 𝑆) |
| 6 | 5 | eqcomd 2769 | . . . . . . . . . 10 ⊢ (𝑆 ∈ CRing → 𝑆 = (𝑆 ↾s 𝐵)) |
| 7 | 3, 6 | syl 18 | . . . . . . . . 9 ⊢ (𝜑 → 𝑆 = (𝑆 ↾s 𝐵)) |
| 8 | 7 | oveq2d 7446 | . . . . . . . 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 6900 | . . . . . 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 6898 | . . . 4 ⊢ (𝜑 → (𝐶‘𝑋) = ((algSc‘(𝐼 mPoly (𝑆 ↾s 𝐵)))‘𝑋)) |
| 13 | 12 | fveq2d 6900 | . . 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 20487 | . . . . 5 ⊢ (𝑆 ∈ CRing → 𝑆 ∈ Ring) | |
| 20 | 4 | subrgid 20840 | . . . . 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 20839 | . . . . . 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 3914 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| 27 | 14, 15, 16, 4, 17, 18, 3, 21, 26 | evlssca 22418 | . . 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 22424 | . . . 4 ⊢ 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵) |
| 31 | 30 | a1i 11 | . . 3 ⊢ (𝜑 → 𝑂 = ((𝐼 evalSub 𝑆)‘𝐵)) |
| 32 | 31 | fveq1d 6898 | . 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 22418 | . 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 |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2146 ⊆ wss 3900 {csn 4588 × cxp 5653 ‘cfv 6547 (class class class)co 7430 ↑m cmap 8861 Basecbs 17402 ↾s cress 17423 Ringcrg 20474 CRingccrg 20475 SubRingcsubrg 20836 algSccascl 22175 mPoly cmpl 22229 evalSub ces 22396 eval cevl 22397 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-iin 4957 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-se 5609 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-isom 6556 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-of 7703 df-ofr 7704 df-om 7888 df-1st 8011 df-2nd 8012 df-supp 8191 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-1o 8490 df-2o 8491 df-er 8731 df-map 8863 df-pm 8864 df-ixp 8940 df-en 8988 df-dom 8989 df-sdom 8990 df-fin 8991 df-fsupp 9368 df-sup 9447 df-oi 9517 df-card 10033 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-2 12418 df-3 12419 df-4 12420 df-5 12421 df-6 12422 df-7 12423 df-8 12424 df-9 12425 df-n0 12620 df-z 12707 df-dec 12828 df-uz 12979 df-fz 13653 df-fzo 13802 df-seq 14158 df-hash 14488 df-struct 17340 df-sets 17357 df-slot 17375 df-ndx 17387 df-base 17403 df-ress 17424 df-plusg 17456 df-mulr 17457 df-sca 17459 df-vsca 17460 df-ip 17461 df-tset 17462 df-ple 17463 df-ds 17465 df-hom 17467 df-cco 17468 df-0g 17627 df-gsum 17628 df-prds 17633 df-pws 17635 df-mre 17771 df-mrc 17772 df-acs 17774 df-mgm 18831 df-sgrp 18923 df-mnd 18939 df-mhm 18993 df-submnd 18994 df-grp 19162 df-minusg 19163 df-sbg 19164 df-mulg 19293 df-subg 19348 df-ghm 19443 df-cntz 19546 df-cmn 20011 df-abl 20012 df-mgp 20376 df-rng 20390 df-ur 20423 df-srg 20428 df-ring 20476 df-cring 20477 df-rhm 20717 df-subrng 20813 df-subrg 20837 df-lmod 21152 df-lss 21222 df-lsp 21262 df-assa 22176 df-asp 22177 df-ascl 22178 df-psr 22232 df-mvr 22233 df-mpl 22234 df-evls 22398 df-evl 22399 |
| This theorem is used by: evlsca 22430 |
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