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Mirrors > Home > MPE Home > Th. List > mdegpropd | Structured version Visualization version GIF version |
Description: Property deduction for polynomial degree. (Contributed by Stefan O'Rear, 28-Mar-2015.) (Proof shortened by AV, 27-Jul-2019.) |
Ref | Expression |
---|---|
mdegpropd.b1 | ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) |
mdegpropd.b2 | ⊢ (𝜑 → 𝐵 = (Base‘𝑆)) |
mdegpropd.p | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → (𝑥(+g‘𝑅)𝑦) = (𝑥(+g‘𝑆)𝑦)) |
Ref | Expression |
---|---|
mdegpropd | ⊢ (𝜑 → (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑆)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mdegpropd.b1 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) | |
2 | mdegpropd.b2 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝑆)) | |
3 | mdegpropd.p | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → (𝑥(+g‘𝑅)𝑦) = (𝑥(+g‘𝑆)𝑦)) | |
4 | 1, 2, 3 | mplbaspropd 21318 | . . 3 ⊢ (𝜑 → (Base‘(𝐼 mPoly 𝑅)) = (Base‘(𝐼 mPoly 𝑆))) |
5 | 1, 2, 3 | grpidpropd 18261 | . . . . . 6 ⊢ (𝜑 → (0g‘𝑅) = (0g‘𝑆)) |
6 | 5 | oveq2d 7271 | . . . . 5 ⊢ (𝜑 → (𝑐 supp (0g‘𝑅)) = (𝑐 supp (0g‘𝑆))) |
7 | 6 | imaeq2d 5958 | . . . 4 ⊢ (𝜑 → ((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))) = ((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆)))) |
8 | 7 | supeq1d 9135 | . . 3 ⊢ (𝜑 → sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < ) = sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < )) |
9 | 4, 8 | mpteq12dv 5161 | . 2 ⊢ (𝜑 → (𝑐 ∈ (Base‘(𝐼 mPoly 𝑅)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < )) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑆)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < ))) |
10 | eqid 2738 | . . 3 ⊢ (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑅) | |
11 | eqid 2738 | . . 3 ⊢ (𝐼 mPoly 𝑅) = (𝐼 mPoly 𝑅) | |
12 | eqid 2738 | . . 3 ⊢ (Base‘(𝐼 mPoly 𝑅)) = (Base‘(𝐼 mPoly 𝑅)) | |
13 | eqid 2738 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
14 | eqid 2738 | . . 3 ⊢ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} = {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} | |
15 | eqid 2738 | . . 3 ⊢ (𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) = (𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) | |
16 | 10, 11, 12, 13, 14, 15 | mdegfval 25132 | . 2 ⊢ (𝐼 mDeg 𝑅) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑅)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < )) |
17 | eqid 2738 | . . 3 ⊢ (𝐼 mDeg 𝑆) = (𝐼 mDeg 𝑆) | |
18 | eqid 2738 | . . 3 ⊢ (𝐼 mPoly 𝑆) = (𝐼 mPoly 𝑆) | |
19 | eqid 2738 | . . 3 ⊢ (Base‘(𝐼 mPoly 𝑆)) = (Base‘(𝐼 mPoly 𝑆)) | |
20 | eqid 2738 | . . 3 ⊢ (0g‘𝑆) = (0g‘𝑆) | |
21 | 17, 18, 19, 20, 14, 15 | mdegfval 25132 | . 2 ⊢ (𝐼 mDeg 𝑆) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑆)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < )) |
22 | 9, 16, 21 | 3eqtr4g 2804 | 1 ⊢ (𝜑 → (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑆)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2108 {crab 3067 ↦ cmpt 5153 ◡ccnv 5579 “ cima 5583 ‘cfv 6418 (class class class)co 7255 supp csupp 7948 ↑m cmap 8573 Fincfn 8691 supcsup 9129 ℝ*cxr 10939 < clt 10940 ℕcn 11903 ℕ0cn0 12163 Basecbs 16840 +gcplusg 16888 0gc0g 17067 Σg cgsu 17068 ℂfldccnfld 20510 mPoly cmpl 21019 mDeg cmdg 25120 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-of 7511 df-om 7688 df-1st 7804 df-2nd 7805 df-supp 7949 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-er 8456 df-map 8575 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-fsupp 9059 df-sup 9131 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-7 11971 df-8 11972 df-9 11973 df-n0 12164 df-z 12250 df-uz 12512 df-fz 13169 df-struct 16776 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-mulr 16902 df-sca 16904 df-vsca 16905 df-tset 16907 df-0g 17069 df-psr 21022 df-mpl 21024 df-mdeg 25122 |
This theorem is referenced by: deg1propd 25156 |
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